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Presented by the Codes Division of the Public Works Department of the City of Mt. Juliet.

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1 Presented by the Codes Division of the Public Works Department of the City of Mt. Juliet

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4 105.2 Work exempt from permit. Exemptions from permit requirements of this code shall not be deemed to grant authorization for any work to be done in any manner in violation of the provisions of this code or any other laws or ordinances of this jurisdiction. Permits shall not be required for the following: Building: 2.Fences not over 6 feet 7 feet high. *MODIFICATION*

5 *MOD* SECTION 410 STAGES, AND PLATFORMS, AND TECHNICAL AREAS Definitions. The following words and terms shall, for the purposes of this section and as used elsewhere in this code, have the meanings shown herein. Are defined in Chapter 2: FLY GALLERY. A raised floor area above a stage from which the movement of scenery and operation of other stage effects are controlled.

6 GRIDIRON. The structural framing over a stage supporting equipment for hanging or flying scenery and other stage effects. PINRAIL. A rail on or above a stage through which belaying pins are inserted and to which lines are fastened. TECHNICAL PRODUCTION AREA. Open elevated areas or spaces intended for entertainment technicians to walk on and occupy for servicing and operating entertainment technology systems and equipment. Galleries, including fly and lighting galleries, gridirons, catwalks, and similar areas are designed for these purposes.

7 Technical production areas. Technical production areas shall be provided with means of egress and means of escape in accordance with Sections through Means of egress. No fewer than one means of egress shall be provided from technical production areas Travel distance. The length of exit access travel shall be not greater than 300 feet for buildings without a sprinkler system and 400 feet for buildings equipped throughout with an automatic sprinkler system in accordance with Section

8 *NEW* General. In addition to other applicable requirements in this code, storm shelters shall be constructed in accordance with ICC-500.

9 *NEW* Scope. This section applies to the construction of storm shelters constructed as separate detached buildings or constructed as safe rooms within buildings for the purpose of providing safe refuge from storms that produce high winds, such as tornados and hurricanes. Such structures shall be designated to be hurricane shelters, tornado shelters, or combined hurricane and tornado shelters.

10 [F] Address identification. New and existing buildings shall be provided with approved address numbers or letters. Each character shall be not less than 4 inches in height and not less than 0.5 inch in width. They shall be installed on a contrasting background and be plainly visible from the street or road fronting the property. When required by the fire code official, address numbers shall be provided in additional approved locations to facilitate emergency response. Where access is by means of a private road and the building address cannot be viewed from the public way, a monument, pole or other approved sign or means shall be used to identify the structure. Address numbers shall be maintained.

11 Egress. The means of egress for mezzanines shall comply with the applicable provisions of Chapter 10. *MOD* Egress. The means of egress for mezzanines shall comply with the applicable provisions of Chapter 10. Each occupant of a mezzanine shall have access to at least two independent means of egress where the common path of egress travel exceeds the limitations of Section Where a stairway provides a means of exit access from a mezzanine, the maximum travel distance includes the distance traveled on the stairway measured in the plane of the tread nosing. Accessible means of egress shall be provided in accordance with Section Exception: A single means of egress shall be permitted in accordance with Section

12 *MOD* Marking and identification. Fire walls, fire barriers, fire partitions, smoke barriers and smoke partitions or any other wall required to have protected openings or penetrations shall be effectively and permanently identified with signs or stenciling. Such identification shall: 1.Be located in accessible concealed floor, floor-ceiling or attic spaces; 2.Be located within 15 feet of the end of each wall and repeated at intervals not exceeding 30 feet measured horizontally along the wall or partition; and

13 3.Include lettering not less than 0.5 inch 3 inches in height with a minimum 3/8 inch stroke in a contrasting color, incorporating the suggested wording: "FIRE AND/OR SMOKE BARRIER-PROTECT ALL OPENINGS," or other wording.

14 705.2 Projections. *MOD* Projections. Cornices, eave overhangs, exterior balconies and similar projections extending beyond the exterior wall shall conform to the requirements of this section and Section Exterior egress balconies and exterior exit stairways shall also comply with Sections 1019 and 1026, respectively. Projections shall not extend beyond the distance determined by the following three methods, whichever results in the lesser projection: any closer to the line used to determine the fire separation distance than shown in Table

15 1.A point one-third the distance from the exterior face of the wall to the lot line where protected openings or a combination of protected and unprotected openings are required in the exterior wall. 2.A point one-half the distance from the exterior face of the wall to the lot line where all openings in the exterior wall are permitted to be unprotected or the building is equipped throughout with an automatic sprinkler system installed under the provisions of Section More than 12 inches into areas where openings are prohibited.

16 Exception: Exception: Buildings on the same lot and considered as portions of one building in accordance with Section are not required to comply with this section.

17 706.2 Structural stability. *MOD* Structural stability. Fire walls shall have sufficient structural stability under fire conditions to allow collapse of construction on either side without collapse of the wall for the duration of time indicated by the required fire- resistance rating or shall be constructed as double fire walls in accordance with NFPA 221.

18 *MOD* 202 DEFINITIONS FIRE-RATED GLAZING. Glazing with either a fire protection rating or a fire-resistance rating Marking fire-rated glazing assemblies. *NEW* Marking fire-rated glazing assemblies. Fire-rated glazing assemblies shall be marked in accordance with Tables 716.3, 716.5, and Fire-rated glazing that exceeds the code requirements. Fire-rated glazing assemblies marked as complying with hose stream requirements (H) shall be permitted in applications that do not require compliance with hose stream requirements.

19 Fire-rated glazing assemblies marked as complying with temperature rise requirements (T) shall be permitted in applications that do not require compliance with temperature rise requirements. Fire-rated glazing assemblies marked with ratings (XXX) that exceed the ratings required by this code shall be permitted.

20 Glazing to be labeled with a 4- part identifier: D applicable for fire-door assemblies and meets applicable fire-resistance requirements H meets hose stream requirements (If Applicable) T meets temperature requirements (If Applicable) XXX fire-protection rating in minutes

21 Fire partitions. * MOD* Fire partitions. Ducts and air transfer openings that penetrate fire partitions shall be protected with listed fire dampers installed in accordance with their listing. Exceptions: In occupancies other than Group H, fire dampers are not required where any of the following apply: 1-3No changes 4.Such walls are penetrated by ducted HVAC systems, have a required fire-resistance rating of 1 hour or less, and are in buildings equipped throughout with an automatic sprinkler system in accordance with Section or

22 For the purposes of this exception, a ducted HVAC system shall be a duct system for conveying supply, return or exhaust air as part of the structures HVAC system. Such a duct system shall be constructed of sheet steel not less than No. 26 gage thickness and shall be continuous from the air-handling appliance or equipment to the air outlet and inlet terminals.

23 [F] Group F-1. * MOD* [F] Group F-1. An automatic sprinkler system shall be provided throughout all buildings containing a Group F-1 occupancy where one of the following conditions exists: 1.A Group F-1 fire area exceeds 12,000 square feet. 2.A Group F-1 fire area is located more than three stories above grade plane. 3.The combined area of all Group F-1 fire areas on all floors, including any mezzanines, exceeds 24,000 square feet. 4.A Group F-1 occupancy used for the manufacture of upholstered furniture or mattresses exceeds 2,500 square feet.

24 [F] Group M. * MOD* [F] Group M. An automatic sprinkler system shall be provided throughout buildings containing a Group M occupancy where one of the following conditions exists: 1.A Group M fire area exceeds 12,000 square feet. 2.A Group M fire area is located more than three stories above grade plane. 3.The combined area of all Group M fire areas on all floors, including any mezzanines, exceeds 24,000 square feet. 4.A Group M occupancy used for the display and sale of upholstered furniture or mattresses exceeds 5,000 square feet.

25 [F] Group S-1. * MOD* [F] Group S-1. An automatic sprinkler system shall be provided throughout all buildings containing a Group S-1 occupancy where one of the following conditions exists: 1.A Group S-1 fire area exceeds 12,000 square feet. 2.A Group S-1 fire area is located more than three stories above grade plane. 3.The combined area of all Group S-1 fire areas on all floors, including any mezzanines, exceeds 24,000 square feet. 4.A Group S-1 fire area used for the storage of commercial trucks or buses where the fire area exceeds 5,000 square feet. 5.A Group S-1 occupancy used for the storage of upholstered furniture or mattresses exceeds 2,500 square feet (232 m2).

26 [F] Basements. * ADD* [F] Basements. Where any portion of a basement is located more than 75 feet from openings required by Section , or where walls, partitions or other obstructions are installed that restrict the application of water from hose streams, the basement shall be equipped throughout with an approved automatic sprinkler system. 75 x 40

27 [F] Where required. Portable fire extinguishers shall be installed in the following locations. 1.In new and existing Group A, B, E, F, H, I, M, R- 1, R-2, R-4 and S occupancies. Exception: In new and existing Group A, B and E occupancies equipped throughout with quick response sprinklers, portable fire extinguishers shall be required only in locations specified in Items 2 through 6. In Group R-2 occupancies, portable fire extinguishers shall be required only in locations specified in Items 2 through 6 where each dwelling unit is provided with a portable fire extinguisher having a minimum rating of 1-A:10-B:C.

28 [F] Interconnection. * MOD* [F] Interconnection. Where more than one smoke alarm is required to be installed within an individual dwelling unit or sleeping unit in Group R-1, R-2, R-3 or R-4,R or I-1 occupancies, the smoke alarms shall be interconnected in such a manner that the activation of one alarm will activate all of the alarms in the individual unit. Physical interconnection of smoke alarms shall not be required where listed wireless alarms are installed and all alarms sound upon activation of one alarm. The alarm shall be clearly audible in all bedrooms over background noise levels with all intervening doors closed.

29 *NEW* [F] Carbon monoxide alarms. Group I or R occupancies located in a building containing a fuel-burning appliance or in a building which has an attached garage shall be equipped with single-station carbon monoxide alarms. The carbon monoxide alarms shall be listed as complying with UL 2034 and be installed and maintained in accordance with NFPA 720 and the manufacturers instructions. An open parking garage, as defined in Chapter 2, or an enclosed parking garage ventilated in accordance with Section 404 of the International Mechanical Code shall not be considered an attached garage.

30 General. * MOD* General. Stairways serving occupied portions of a building shall comply with the requirements of this section.

31 *NEW* Floor-level exit signs in Group R-1. Where exit signs are required in Group R-1 occupancies by Section , additional low-level exit signs shall be provided in all areas serving guestrooms in Group R-1 occupancies and shall comply with Section The bottom of the sign shall be not less than 10 inches nor more than 12 inches above the floor level. The sign shall be flush mounted to the door or wall. Where mounted on the wall, the edge of the sign shall be within 4 inches of the door frame on the latch side.

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33 Internally illuminated exit signs. Internally illuminated exit signs shall be listed and labeled and shall be installed in accordance with the manufacturers instructions and Section Exit signs shall be illuminated at all times Internally illuminated exit signs. Electrically powered, self-luminous and photoluminescent exit signs shall be listed and labeled in accordance with UL 924 and shall be installed in accordance with the manufacturers instructions and Chapter 27. Exit signs shall be illuminated at all times.

34 Photoluminescent Exit Signs Self-luminous Exit Signs

35 General. Guards shall comply with the provisions of Sections through Operable windows with sills located more than 72 inches above finished grade or other surface below shall comply with Section *NEW* Where required. Guards shall be located along open-sided walking surfaces, including mezzanines, industrial equipment platforms, stairways, ramps and landings that are located more than 30 inches above measured vertically to the floor or grade below at any point within 36 inches horizontally to the edge of the open side.

36 36 > 30 Grade > 42 Guard Height

37 Window sills. In Occupancy Groups R-2 and R-3, one- and two- family and multiple-family dwellings, where the opening of the sill portion of an operable window is located more than 72 inches above the finished grade or other surface below, the lowest part of the clear opening of the window shall be at a height not less than 36 inches above the finished floor surface of the room in which the window is located. Operable sections of windows shall not permit openings that allow passage of a 4-inch-diameter sphere where such openings are located within 36 inches of the finished floor.

38 Exceptions: 1.Operable windows where the sill portion of the opening is located more than 75 feet above the finished grade or other surface below and that are provided with window fall prevention devices that comply with ASTM F Windows whose openings will not allow a 4-inch- diameter sphere to pass through the opening when the window is in its largest opened position. 3.Openings that are provided with window fall prevention devices that comply with ASTM F Windows that are provided with window opening control devices that comply with Section

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40 *NEW* General. Buildings shall be provided with natural ventilation in accordance with Section , or mechanical ventilation in accordance with the International Mechanical Code. Where the air infiltration rate in a dwelling unit is less than 5 air changes per hour when tested with a blower door at a pressure 0.2 inch w.c. (50 Pa) in accordance with Section of the International Energy Conservation Code, the dwelling unit shall be ventilated by mechanical means in accordance with Section 403 of the International Mechanical Code.

41 *ADD* Photovoltaic systems. Rooftop installed photovoltaic systems that are adhered or attached to the roof covering or photovoltaic modules/shingles installed as roof coverings shall be labeled to identify their fire classification in accordance with the testing required in Section

42 *ADD* Photovoltaic panels and modules. Photovoltaic panels and modules mounted on top of a roof shall be listed and labeled in accordance with UL 1703 and shall be installed in accordance with the manufacturers installation instructions.

43 General. This section provides minimum requirements for special inspections, the statement of special inspections, contractor responsibility and structural observations Special inspections. Where application is made for construction as described in this section, the owner or the registered design professional in responsible charge acting as the owners agent shall employ one or more approved agencies to perform inspections during construction on the types of work listed under Section These inspections are in addition to the inspections identified in Section 110.

44 General. This section provides minimum requirements for special inspections, the statement of special inspections, contractor responsibility and structural observations Special inspections. Where application is made for construction as described in this section, the owner or the registered design professional in responsible charge acting as the owners agent shall employ one or more approved agencies to perform inspections during construction on the types of work listed under Section These inspections are in addition to the inspections identified in Section 110.

45 Statement of special inspections. The applicant shall submit a statement of special inspections prepared by the registered design professional in responsible charge in accordance with Section as a condition for issuance. This statement shall be in accordance with Section Exceptions: 1.A statement of special inspections is not required for structures designed and constructed in accordance with the conventional construction provisions of Section The statement of special inspections is permitted to be prepared by a qualified person approved by the building official for construction not designed by a registered design professional.

46 Report requirement. Special inspectors shall keep records of inspections. The special inspector shall furnish inspection reports to the building official, and to the registered design professional in responsible charge. Reports shall indicate that work inspected was or was not completed in conformance to approved construction documents. Discrepancies shall be brought to the immediate attention of the contractor for correction. If they are not corrected, the discrepancies shall be brought to the attention of the building official and to the registered design professional in responsible charge prior to the completion of that phase of the work. A final report documenting required special inspections and correction of any discrepancies noted in the inspections shall be submitted at a point in time agreed upon prior to the start of work by the applicant and the building official.

47 General. Where special inspection or testing is required by Section 1704, 1707 or 1708, the registered design professional in responsible charge shall prepare a statement of special inspections in accordance with Section 1705 for submittal by the applicant (see Section ) Content of statement of special inspections. The statement of special inspections shall identify the following:

48 1.The materials, systems, components and work required to have special inspection or testing by the building official or by the registered design professional responsible for each portion of the work. 2.The type and extent of each special inspection. 3.The type and extent of each test. 4.Additional requirements for special inspection or testing for seismic or wind resistance as specified in Section , and For each type of special inspection, identification as to whether it will be continuous special inspection or periodic special inspection.

49 Structural observations. Where required by the provisions of Section or , the owner shall employ a registered design professional to perform structural observations as defined in Section Prior to the commencement of observations, the structural observer shall submit to the building official a written statement identifying the frequency and extent of structural observations. At the conclusion of the work included in the permit, the structural observer shall submit to the building official a written statement that the site visits have been made and identify any reported deficiencies which, to the best of the structural observers knowledge, have not been resolved.

50 Design lateral soil loads. Retaining walls shall be designed for the lateral soil loads set forth in Section Safety factor. Retaining walls shall be designed to resist the lateral action of soil to produce sliding and overturning with a minimum safety factor of 1.5 in each case. The load combinations of Section 1605 shall not apply to this requirement. Instead, design shall be based on 0.7 times nominal earthquake loads, 1.0 times other nominal loads, and investigation with one or more of the variable loads set to zero. The safety factor against lateral sliding shall be taken as the available soil resistance at the base of the retaining wall foundation divided by the net lateral force applied to the retaining wall. *NEW*

51 [P] Separate facilities. Where plumbing fixtures are required, separate facilities shall be provided for each sex.Exceptions: 1.Separate facilities shall not be required for dwelling units and sleeping units. 2.Separate facilities shall not be required in structures or tenant spaces with a total occupant load, including both employees and customers, of 15 or less. 3.Separate facilities shall not be required in mercantile occupancies in which the maximum occupant load is 100 or less.

52 [P] Family or assisted-use toilet facilities serving as separate facilities. Where a building or tenant space requires a separate toilet facility for each sex and each toilet facility is required to have only one water closet, two family/assisted-use toilet facilities shall be permitted to serve as the required separate facilities. Family or assisted -use toilet facilities shall not be required to be identified for exclusive use by either sex as required by Section

53 *NEW* [P] Door locking. Where a toilet room is provided for the use of multiple occupants, the egress door for the room shall not be lockable from the inside of the room. This section does not apply to family or assisted-use toilet rooms.

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55 *NEW* [A] Permits required. Any property owner or authorized agent who intends to conduct an operation or business, or install or modify systems and equipment which is regulated by this code, or to cause any such work to be done, shall first make application to the fire code official and obtain the required permit.

56 [A] Types of permits. There shall be two types of permits as follows: Operational permit. 1.Operational permit. An operational permit allows the applicant to conduct an operation or a business for which a permit is required by Section for either: 1.1.A prescribed period. 1.2.Until renewed or revoked. Construction permit. 2.Construction permit. A construction permit allows the applicant to install or modify systems and equipment for which a permit is required by Section

57 503.4 Obstruction of fire apparatus access roads. Fire apparatus access roads shall not be obstructed in any manner, including the parking of vehicles. The minimum widths and clearances established in Section shall be maintained at all times Traffic calming devices. Traffic calming devices shall be prohibited unless approved by the fire code official. *NEW*

58 604.5 Emergency lighting equipment. Emergency lighting shall be inspected and tested in accordance with Sections through Activation test. An activation test of the emergency lighting equipment shall be completed monthly. The activation test shall ensure the emergency lighting activates automatically upon normal electrical disconnect and stays sufficiently illuminated for a minimum of 30 seconds. *NEW*

59 Activation test record. Records shall be maintained on the premises for a minimum of three years and submitted to the fire code official upon request. The record shall include the location of the emergency lighting tested, whether the unit passed or failed, the date of the test, and the person completing the test Power test. For battery-powered emergency lighting, a power test of the emergency lighting equipment shall be completed annually. The power test shall operate the emergency lighting for a minimum of 90 minutes and shall remain sufficiently illuminated for the duration of the test.

60 Power test record. Records shall be maintained on the premises for a minimum of three years and submitted to the fire code official upon request. The record shall include the location of the emergency lighting tested, whether the unit passed or failed, the date of the test, and the person completing the test.

61 *NEW* Solar photovoltaic power systems. Solar photovoltaic power systems shall be installed in accordance with Sections through , the International Building Code and NFPA 70. Exception: Exception: Detached, nonhabitable Group U structures including, but not limited to, parking shade structures, carports, solar trellises and similar structures shall not be subject to the requirements of this section.

62 *NEW* Termination of monitoring service. For fire alarm systems required to be monitored by this code, notice shall be made to the fire code official whenever alarm monitoring services are terminated. Notice shall be made in writing, to the fire code official by the monitoring service provider being terminated.

63 Group M. An automatic sprinkler system shall be provided throughout buildings containing a Group M occupancy where one of the following conditions exists: 1 – 3. Remains Unchanged 4.A Group M occupancy used for the display and sale of upholstered furniture or mattresses exceeds 5,000 square feet. *NEW* Group S A Group S-1 occupancy used for the storage of upholstered furniture or mattresses exceeds 2,500 square feet. *NEW*

64 Interconnection. Where more than one smoke alarm is required to be installed within an individual dwelling unit or sleeping unit in Group R or I-1 occupancies, the smoke alarms shall be interconnected in such a manner that the activation of one alarm will activate all of the alarms in the individual unit. Physical interconnection of smoke alarms shall not be required where listed wireless alarms are installed and all alarms sound upon activation of one alarm. The alarm shall be clearly audible in all bedrooms over background noise levels with all intervening doors closed. *NEW*

65 *NEW* Carbon monoxide alarms. Group I or R occupancies located in a building containing a fuel-burning appliance or in a building which has an attached garage shall be equipped with single-station carbon monoxide alarms. The carbon monoxide alarms shall be listed as complying with UL 2034 and be installed and maintained in accordance with NFPA 720 and the manufacturers instructions. An open parking garage, as defined in Chapter 2 of the International Building Code, or an enclosed parking garage ventilated in accordance with Section 404 of the International Mechanical Code shall not be considered an attached garage.

66 Carbon monoxide detection systems. Carbon monoxide detection systems, which include carbon monoxide detectors and audible notification appliances, installed and maintained in accordance with this section for carbon monoxide alarms and NFPA 720 shall be permitted. The carbon monoxide detectors shall be listed as complying with UL 2075.

67 [B] Bleachers. Bleachers, grandstands and folding and telescopic seating, that are not building elements, shall comply with ICC 300. [B] Spaces under grandstands and bleachers. When spaces under grandstands or bleachers are used for purposes other than ticket booths less than 100 square feet and toilet rooms, such spaces shall be separated by fire barriers complying with Section 707 of the International Building Code and horizontal assemblies complying with Section 711 of the International Building Code with not less than 1-hour fire-resistance-rated construction. *NEW*

68 Materials and strength. Components of fire escape stairs shall be constructed of noncombustible materials. Fire escape stairs and balconies shall support the dead load plus a live load of not less than 100 pounds per square foot. Fire escape stairs and balconies shall be provided with a top and intermediate handrail on each side Examination. Fire escape stairs and balconies shall be examined for structural adequacy and safety in accordance with Section by a registered design professional or others acceptable to the fire code official every five years, or as required by the fire code official. An inspection report shall be submitted to the fire code official after such examination. *NEW*

69 *NEW* J101.1 Scope. New buildings shall have a building information sign(s) that shall comply with Sections J through J Existing buildings shall be brought into conformance with Sections J101.1 through J101.9 when one of the following occurs: 1.The fire / codes department conducts an annual inspection intended to verify compliance with this section, or any required inspection. 2.When a change in use or occupancy has occurred.

70 Exceptions: 1.Group U occupancies. 2.One- and two-family dwellings.

71 J Sign location. The building information sign shall be placed at one of the following locations: 1.Upon the entry door or sidelight at a minimum height of 42 inches above the walking surface on the address side of the building or structure. 2.Upon the exterior surface of the building or structure on either side of the entry door, not more than 3 feet from the entrance door, at a minimum height of 42 inches above the walking surface on the address side of the building or structure.

72 3.Conspicuously placed inside an enclosed entrance lobby, on any vertical surface within 10 feet of the entrance door at a minimum height of 42 inches above the walking surface. 4. Inside the buildings fire command center. 5.On the exterior of the fire alarm control unit or on the wall immediately adjacent to the fire alarm control unit door where the alarm panel is located in the enclosed main lobby.

73 J Sign features. The building information sign shall consist of: 1.White reflective background with red letters; 2.Durable material; 3.Numerals shall be Roman or Latin numerals, as required, or alphabet letters; and 4.Permanently affixed to the building or structure in an approved manner.

74 J Sign shape. The building information sign shall be a Maltese cross as shown in Figure J

75 J Sign size and lettering. The minimum size of the building information sign and lettering shall be in accordance with the following: 1.The width and height shall be 6 inches by 6 inches. 2.The height or width of each Maltese cross wing area shall be 1 1/8 inches and have a stroke width of 1/2 inch. 3.The center of the Maltese cross, a circle or oval, shall be 3 inches in diameter and have a stroke width of 1/2 inch.

76 J101.2 Sign designations. Designations shall be made based upon the construction type, content, hazard, fire protection systems, life safety and occupancy. Where multiple designations occur within a classification category, the designation used shall be based on the greatest potential risk. J101.3 Construction type (top wing). The construction types shall be designated by assigning the appropriate Roman numeral, and letter, placed inside the top wing of the Maltese cross. The hourly rating provided is for the structural framing in accordance with Table 601 of the International Building Code,

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78 J101.4 Fire protection systems (right wing). The fire protection system shall be designated by determining its level of protection and assigning the appropriate designation to the right wing of the Maltese cross. Where multiple systems are provided, all shall be listed:

79 J101.5 Occupancy type (bottom wing). The occupancy of a building or structure shall be designated in accordance with the occupancy classification found in Section of the International Building Code and the corresponding designation shall be placed in the bottom wing of the Maltese cross. When a building or structure contains a mixture of uses and occupancies; all uses and occupancies shall be identified.

80 J101.6 Hazards of content (left wing). The hazards of building contents shall be designated by one of the following classifications as defined in NFPA 13 and the appropriate designation shall be placed inside the left wing of the Maltese cross:

81 J101.7 Tactical considerations (center circle). The center circle shall include the name of the local fire service and when required the letters TC for tactical considerations. When fire fighters conduct preplan operations, a unique situation(s) for tactical considerations shall be identified and the information provided to the fire dispatch communications center to further assist fire fighters in identifying that there is special consideration(s) for this occupancy. Special consideration designations include, but are not limited to:

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83 J101.8 Sign classification maintenance, building information. Sign maintenance shall comply with each of the following: 1.Fire / Codes Departments in the jurisdiction shall define the designations to be placed within the sign. 2.Fire / Codes Departments in the jurisdiction shall conduct annual inspections to verify compliance with this section of the code and shall notify the owner, or the owners agent, of any required updates to the sign in accordance with fire department designations and the owner, or the owners agent, shall comply within 30 days. 3.The owner of a building shall be responsible for the maintenance and updates to the sign in accordance with fire / codes department designations.

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85 GRAY WATER. Waste discharged from lavatories, bathtubs, showers, clothes washers and laundry trays. GREASE INTERCEPTOR. Hydromechanical Hydromechanical. Plumbing appurtenances that are installed in the sanitary drainage system to intercept free-floating fats, oils and grease from waste water discharge. Continuous separation is accomplished by air entrainment, buoyancy and interior baffling. Gravity Gravity. Plumbing appurtenances of not less than 500 gallons capacity that are installed in the sanitary drainage system to intercept free-floating fats, oils and grease from waste water discharge. Separation is accomplished by gravity during a retention time of not less than 30 minutes.

86 PLUMBING FIXTURE. A receptacle or device that is connected to a water supply system or discharges to a drainage system or both. Such receptacles or devices require a supply of water; or discharge liquid waste or liquid-borne solid waste; or require a supply of water and discharge waste to a drainage system.

87 301.3 Connections to drainage system. Plumbing fixtures, drains, appurtenances and appliances used to receive or discharge liquid wastes or sewage shall be directly connected to the sanitary drainage system of the building or premises, in accordance with the requirements of this code. This section shall not be construed to prevent indirect waste systems required by Chapter 8. Exception: Exception: Bathtubs, showers, lavatories, clothes washers and laundry trays shall not be required to discharge to the sanitary drainage system where such fixtures discharge to an approved gray water system for flushing of water closets and urinals or for subsurface landscape irrigation.

88 607.2 Hot or tempered water supply to fixtures. The developed length of hot or tempered water piping, from the source of hot water to the fixtures that require hot or tempered water, shall not exceed feet. Recirculating system piping and heat- traced piping shall be considered to be sources of hot or tempered water.

89 Where required. Interceptors and separators shall be provided to prevent the discharge of oil, grease, sand and other substances harmful or hazardous to the public sewer, the private sewage system or the sewage treatment plant or processes Grease interceptor capacity. Grease interceptors shall have the grease retention capacity indicated in Table for the flow- through rates indicated.

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91 Grease interceptors and automatic grease removal devices required. A grease interceptor or automatic grease removal device shall be required to receive the drainage from fixtures and equipment with grease-laden waste located in food preparation areas, such as in restaurants, hotel kitchens, hospitals, school kitchens, bars, factory cafeterias and clubs. Fixtures and equipment shall include pot sinks, pre-rinse sinks; soup kettles or similar devices; wok stations; floor drains or sinks into which kettles are drained; automatic hood wash units and dishwashers without pre-rinse sinks. Grease interceptors and automatic grease removal devices shall receive waste only from fixtures and equipment that allow fats, oils or grease to be discharged.

92 Where lack of space or other constraints prevent the installation or replacement of a grease interceptor, one or more grease interceptors shall be permitted to be installed on or above the floor and upstream of an existing grease interceptor.

93 *NEW* CHAPTER 13 GRAY WATER RECYCLING SYSTEMS Scope. The provisions of Chapter 13 shall govern the materials, design, construction and installation of gray water systems for flushing of water closets and urinals and for subsurface landscape irrigation. SYSTEMS FOR FLUSHING WATER CLOSETS AND URINALS

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95 Waste water connections. Gray water recycling systems shall receive only the waste discharge of bathtubs, showers, lavatories, clothes washers or laundry trays Collection reservoir. Gray water shall be collected in an approved reservoir constructed of durable, nonabsorbent and corrosion- resistant materials. The reservoir shall be a closed and gas-tight vessel. Access openings shall be provided to allow inspection and cleaning of the reservoir interior Filtration. Gray water entering the reservoir shall pass through an approved filter such as a media, sand or diatomaceous earth filter.

96 Overflow. The collection reservoir shall be equipped with an overflow pipe having the same or larger diameter as the influent pipe for the gray water. The overflow pipe shall be trapped and shall be indirectly connected to the sanitary drainage system Drain. A drain shall be located at the lowest point of the collection reservoir and shall be indirectly connected to the sanitary drainage system. The drain shall be the same diameter as the overflow pipe required in Section

97 Vent required. The reservoir shall be provided with a vent sized in accordance with Chapter 9 and based on the diameter of the reservoir influent pipe Collection reservoir. The holding capacity of the reservoir shall be a minimum of twice the volume of water required to meet the daily flushing requirements of the fixtures supplied with gray water, but not less than 50 gallons. The reservoir shall be sized to limit the retention time of gray water to a maximum of 72 hours.

98 Disinfection. Gray water shall be disinfected by an approved method that employs one or more disinfectants such as chlorine, iodine or ozone that are recommended for use with the pipes, fittings and equipment by the manufacturer of the pipes, fittings and equipment Coloring. The gray water shall be dyed blue or green with a food grade vegetable dye before such water is supplied to the fixtures.

99 Collection reservoir. Reservoirs shall be sized to limit the retention time of gray water to a maximum of 24 hours Identification. The reservoir shall be identified as containing nonpotable water. SUBSURFACE LANDSCAPE IRRIGATION SYSTEMS Coloring. Gray water used for subsurface landscape irrigation systems shall not be required to be dyed.

100 Estimating gray water discharge. The system shall be sized in accordance with the gallons-per-day-per-occupant number based on the type of fixtures connected to the gray water system. The discharge shall be calculated by the following equation: C = A x B(Equation 13-1) A= A= Number of occupants: Residential Residential–Number of occupants shall be determined by the actual number of occupants, but not less than two occupants for one bedroom and one occupant for each additional bedroom. Commercial Commercial–Number of occupants shall be determined by the International Building Code®.

101 B= B=Estimated flow demands for each occupant: Residential Residential–25 gallons per day per occupant for showers, bathtubs and lavatories and 15 gallons per day per occupant for clothes washers or laundry trays. Commercial Commercial–Based on type of fixture or water use records minus the discharge of fixtures other than those discharging gray water. C= C=Estimated gray water discharge based on the total number of occupants.

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103

104 *NEW* Equipment and appliances on roofs or elevated structures. Where equipment requiring access or appliances are located on an elevated structure or the roof of a building such that personnel will have to climb higher than 16 feet above grade to access such equipment or appliances, an interior or exterior means of access shall be provided. Such access shall not require climbing over obstructions greater than 30 inches in height or walking on roofs having a slope greater than 4 units vertical in 12 units horizontal (33-percent slope). Such access shall not require the use of portable ladders.

105 *NEW* b.Mechanical exhaust required and the recirculation of air from such spaces is prohibited h.For nail salons, each nail station shall be provided with a source capture system capable of exhausting not less than 50 cfm per station.

106

107 Locking access port caps. Refrigerant circuit access ports located outdoors shall be fitted with locking-type tamper-resistant caps or shall be otherwise secured to prevent unauthorized access Ventilation. Machinery rooms shall be mechanically ventilated to the outdoors.

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109 COMMERCIAL PROVISIONS

110 C Building test. The completed building shall be tested and the air leakage rate of the building envelope shall not exceed 0.40 cfm/ft2 at a pressure differential of 0.3 inches water gauge in accordance with ASTM E 779 or an equivalent method approved by the code official. C Vestibules. All building entrances shall be protected with an enclosed vestibule, with all doors opening into and out of the vestibule equipped with self-closing devices. Vestibules shall be designed so that in passing through the vestibule it is not necessary for the interior and exterior doors to open at the same time.

111 The installation of one or more revolving doors in the building entrance shall not eliminate the requirement that a vestibule be provided on any doors adjacent to revolving doors.Exceptions: 1.Buildings in Climate Zones 1 and 2. 2.Doors not intended to be used by the public, such as doors to mechanical or electrical equipment rooms, or intended solely for employee use. 3.Doors opening directly from a sleeping unit or dwelling unit. 4.Doors that open directly from a space less than 3,000 square feet in area.

112 5.Revolving doors. 6.Doors used primarily to facilitate vehicular movement or material handling and adjacent personnel doors. C Light reduction controls. Each area that is required to have a manual control shall also allow the occupant to reduce the connected lighting load in a reasonably uniform illumination pattern by at least 50 percent. Lighting reduction shall be achieved by one of the following or other approved method:

113 1.Controlling all lamps or luminaires; 2.Dual switching of alternate rows of luminaires, alternate luminaires or alternate lamps; 3.Switching the middle lamp luminaires independently of the outer lamps; or 4.Switching each luminaire or each lamp. C Automatic time switch control devices. Automatic time switch controls shall be installed to control lighting in all areas of the building.

114 C Occupancy sensors. Occupancy sensors shall be installed in all classrooms, conference/meeting rooms, employee lunch and break rooms, private offices, restrooms, storage rooms and janitorial closets, and other spaces 300 square feet or less enclosed by floor-to- ceiling height partitions. These automatic control devices shall be installed to automatically turn off lights within 30 minutes of all occupants leaving the space, and shall either be manual on or shall be controlled to automatically turn the lighting on to not more than 50 percent power.

115 C408.2 Mechanical systems commissioning and completion requirements. Prior to passing the final mechanical inspection, the registered design professional shall provide evidence of mechanical systems commissioning and completion in accordance the provisions of this section. Construction document notes shall clearly indicate provisions for commissioning and completion requirements in accordance with this section and are permitted to refer to specifications for further requirements. Copies of all documentation shall be given to the owner and made available to the code official upon request in accordance with Sections C and C

116 Exception: Exception: The following systems are exempt from the commissioning requirements: 1.Mechanical systems in buildings where the total mechanical equipment capacity is less than 480,000 Btu/h cooling capacity and 600,000 Btu/h heating capacity. 2.Systems included in Section C403.3 that serve dwelling units and sleeping units in hotels, motels, boarding houses or similar units.

117 C Systems adjusting and balancing. HVAC systems shall be balanced in accordance with generally accepted engineering standards. Air and water flow rates shall be measured and adjusted to deliver final flow rates within the tolerances provided in the product specifications. Test and balance activities shall include air system and hydronic system balancing. C System balancing report. A written report describing the activities and measurements completed in accordance with Section C

118 RESIDENTIAL PROVISIONS 2006

119 R Building thermal envelope. The building thermal envelope shall comply with Sections R and R The sealing methods between dissimilar materials shall allow for differential expansion and contraction. R Installation. The components of the building thermal envelope as listed in Table R shall be installed in accordance with the manufacturers instructions and the criteria listed in Table R , as applicable to the method of construction. Where required by the code official, an approved third party shall inspect all components and verify compliance.

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121 R Testing. The building or dwelling unit shall be tested and verified as having an air leakage rate of not exceeding 5 air changes per hour in Climate Zones 1 and 2, and 3 air changes per hour in Climate Zones 3 through 8. Testing shall be conducted with a blower door at a pressure of 0.2 inches w.g. (50 Pascals). Where required by the code official, testing shall be conducted by an approved third party. A written report of the results of the test shall be signed by the party conducting the test and provided to the code official. Testing shall be performed at any time after creation of all penetrations of the building thermal envelope.

122 During testing: 1.Exterior windows and doors, fireplace and stove doors shall be closed, but not sealed, beyond the intended weatherstripping or other infiltration control measures; 2.Dampers including exhaust, intake, makeup air, backdraft and flue dampers shall be closed, but not sealed beyond intended infiltration control measures; 3.Interior doors, if installed at the time of the test, shall be open; 4.Exterior doors for continuous ventilation systems and heat recovery ventilators shall be closed and sealed; 5.Heating and cooling systems, if installed at the time of the test, shall be turned off; and 6.Supply and return registers, if installed at the time of the test, shall be fully open.

123 R Recessed lighting. Recessed luminaires installed in the building thermal envelope shall be sealed to limit air leakage between conditioned and unconditioned spaces. All recessed luminaires shall be IC-rated and labeled as having an air leakage rate not more than 2.0 cfm when tested in accordance with ASTM E 283 at a 1.57 psf pressure differential. All recessed luminaires shall be sealed with a gasket or caulk between the housing and the interior wall or ceiling covering.

124 R403.1 Controls (Mandatory). At least one thermostat shall be provided for each separate heating and cooling system. R Programmable thermostat. Where the primary heating system is a forced-air furnace, at least one thermostat per dwelling unit shall be capable of controlling the heating and cooling system on a daily schedule to maintain different temperature set points at different times of the day. This thermostat shall include the capability to set back or temporarily operate the system to maintain zone temperatures down to 55°F or up to 85°F. The thermostat shall initially be programmed with a heating temperature set point no higher than 70°F and a cooling temperature set point no lower than 78°F.

125 R Heat pump supplementary heat (Mandatory). Heat pumps having supplementary electric- resistance heat shall have controls that, except during defrost, prevent supplemental heat operation when the heat pump compressor can meet the heating load.

126 R Sealing (Mandatory). Ducts, air handlers, and filter boxes shall be sealed. Joints and seams shall comply with either the International Mechanical Code or International Residential Code, as applicable.Exceptions: 1.Air-impermeable spray foam products shall be permitted to be applied without additional joint seals. 2.Where a duct connection is made that is partially inaccessible, three screws or rivets shall be equally spaced on the exposed portion of the joint so as to prevent a hinge effect. 3.Continuously welded and locking-type longitudinal joints and seams in ducts operating at static pressures less than 2 inches of water column pressure classification shall not require additional closure systems.

127 Duct tightness shall be verified by either of the following: 1.Postconstruction test: Total leakage shall be less than or equal to 4 cfm per 100 square feet of conditioned floor area when tested at a pressure differential of 0.1 inches w.g. across the entire system, including the manufacturers air handler enclosure. All register boots shall be taped or otherwise sealed during the test. 2.Rough-in test: Total leakage shall be less than or equal to 4 cfm per 100 square feet of conditioned floor area when tested at a pressure differential of 0.1 inches w.g. across the system, including the manufacturers air handler enclosure. All registers shall be taped or otherwise sealed during the test. If the air handler is not installed at the time of the test, total leakage shall be less than or equal to 3 cfm per 100 square feet of conditioned floor area.

128 R Hot water pipe insulation (Prescriptive). Insulation for hot water pipe with a minimum thermal resistance (R-value) of R-3 shall be applied to the following: 1.Piping larger than 3/4 inch nominal diameter. 2.Piping serving more than one dwelling unit. 3.Piping from the water heater to kitchen outlets. 4.Piping located outside the conditioned space. 5.Piping from the water heater to a distribution manifold. 6.Piping located under a floor slab. 7.Buried piping. 8.Supply and return piping in recirculation systems other than demand recirculation systems. 9.Piping with run lengths greater than the maximum run lengths for the nominal pipe diameter given in Table R

129 All remaining piping shall be insulated to at least R- 3 or meet the run length requirements of Table R

130 R404.1 Lighting equipment (Mandatory). A minimum of 75 percent of the lamps in permanently installed lighting fixtures shall be high-efficacy lamps or a minimum of 75 percent of the permanently installed lighting fixtures shall contain only high efficacy lamps. Exception: Low-voltage lighting shall not be required to utilize high-efficiency lamps. *NEW*

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132 R Opening protection. Openings from a private garage directly into a room used for sleeping purposes shall not be permitted. Other openings between the garage and residence shall be equipped with solid wood doors not less than 1 3/8 inches in thickness, solid or honeycomb-core steel doors not less than 1 3/8 inches thick, or 20-minute fire-rated doors, equipped with a self-closing device. *NEW*

133 R303.4 Mechanical ventilation. Where the air infiltration rate of a dwelling unit is less than 5 air changes per hour when tested with a blower door at a pressure of 0.2 inch w.c in accordance with Section N , the dwelling unit shall be provided with whole-house mechanical ventilation in accordance with Section M *NEW*

134 R312.2 Window fall protection. Window fall protection shall be provided in accordance with Sections R and R R Window sills. In dwelling units, where the opening of an operable window is located more than 72 inches above the finished grade or surface below, the lowest part of the clear opening of the window shall be a minimum of 24 inches above the finished floor of the room in which the window is located. Operable sections of windows shall not permit openings that allow passage of a 4-inch-diameter sphere where such openings are located within 24 inches of the finished floor. *MODIFICATION*

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136

137 R313.2 One- and two-family dwellings automatic fire systems. An automatic residential fire sprinkler system shall be installed in one- and two-family dwellings. Exception: An automatic residential fire sprinkler system shall not be required for additions or alterations to existing buildings that are not already provided with an automatic residential sprinkler system. *NEW*

138 *NEW* R315.1 Carbon monoxide alarms. For new construction, an approved carbon monoxide alarm shall be installed outside of each separate sleeping area in the immediate vicinity of the bedrooms in dwelling units within which fuel-fired appliances are installed and in dwelling units that have attached garages.

139 R315.3 Where required in existing dwellings. Where work requiring a permit occurs in existing dwellings that have attached garages or in existing dwellings within which fuel-fired appliances exist, carbon monoxide alarms shall be provided in accordance with Section R315.1.

140 *NEW* R501.3 Fire protection of floors. Floor assemblies, not required elsewhere in this code to be fire-resistance rated, shall be provided with a 1/2-inch gypsum wallboard membrane, 5/8-inch wood structural panel membrane, or equivalent on the underside of the floor framing member.

141 Exceptions: 1.Floor assemblies located directly over a space protected by an automatic sprinkler system in accordance with Section P2904, NFPA13D, or other approved equivalent sprinkler system. 2.Floor assemblies located directly over a crawl space not intended for storage or fuel-fired appliances. 3.Portions of floor assemblies can be unprotected when complying with the following:

142 3.1.The aggregate area of the unprotected portions shall not exceed 80 square feet per story 3.2.Fire blocking in accordance with Section R shall be installed along the perimeter of the unprotected portion to separate the unprotected portion from the remainder of the floor assembly. 4.Wood floor assemblies using dimension lumber or structural composite lumber equal to or greater than 2-inch by 10-inch nominal dimension, or other approved floor assemblies demonstrating equivalent fire performance.

143 R507.1 Decks. Where supported by attachment to an exterior wall, decks shall be positively anchored to the primary structure and designed for both vertical and lateral loads. Such attachment shall not be accomplished by the use of toenails or nails subject to withdrawal. Where positive connection to the primary building structure cannot be verified during inspection, decks shall be self-supporting. For decks with cantilevered framing members, connections to exterior walls or other framing members, shall be designed and constructed to resist uplift resulting from the full live load specified in Table R301.5 acting on the cantilevered portion of the deck. *NEW*

144 R507.2 Deck ledger connection to band joist. For decks supporting a total design load of 50 pounds per square foot [40 pounds per square foot live load plus 10 pounds per square foot dead load], the connection between a deck ledger of pressure- preservative-treated Southern Pine, incised pressure-preservative-treated Hem-Fir or approved decay-resistant species, and a 2-inch nominal lumber band joist bearing on a sill plate or wall plate shall be constructed with 1/2-inch lag screws or bolts with washers in accordance with Table R Lag screws, bolts and washers shall be hot- dipped galvanized or stainless steel.

145 a.The tip of the lag screw shall fully extend beyond the inside face of the band joist. b.The maximum gap between the face of the ledger board and face of the wall sheathing shall be 1/2 inch. c.Ledgers shall be flashed to prevent water from contacting the house band joist. d.Lag screws and bolts shall be staggered in accordance with Section R

146 e.Deck ledger shall be minimum 2 × 8 pressure- preservative-treated No. 2 grade lumber, or other approved materials as established by standard engineering practice. f.When solid-sawn pressure-preservative-treated deck ledgers are attached to a minimum 1-inch-thick engineered wood product (structural composite lumber, laminated veneer lumber or wood structural panel band joist), the ledger attachment shall be designed in accordance with accepted engineering practice. g.A minimum 1 × 9 1/2 Douglas Fir laminated veneer lumber rimboard shall be permitted in lieu of the 2-inch nominal band joist. h.Wood structural panel sheathing, gypsum board sheathing or foam sheathing not exceeding 1 inch in thickness shall be permitted. The maximum distance between the face of the ledger board and the face of the band joist shall be 1 inch.

147 R Placement of lag screws or bolts in deck ledgers and band joists. The lag screws or bolts in deck ledgers and band joists shall be placed in accordance with Table R and Figures R (1) and R (2).

148

149 R Alternate deck ledger connections. Deck ledger connections not conforming to Table R507.2 shall be designed in accordance with accepted engineering practice. Girders supporting deck joists shall not be supported on deck ledgers or band joists. Deck ledgers shall not be supported on stone or masonry veneer. R Deck lateral load connection. The lateral load connection required by Section R507.1 shall be permitted to be in accordance with Figure R Where the lateral load connection is provided in accordance with Figure R , hold-down tension devices shall be installed in not less than two locations per deck, and each device shall have an allowable stress design capacity of not less than 1500 pounds.

150

151 TABLE R602.3(1) FASTENER SCHEDULE FOR STRUCTURAL MEMBERS *ADDED 2 NEW LINES TO CHART*

152 *MODIFICATION* R Anchorage. Masonry veneer shall be anchored to the supporting wall studs with corrosion-resistant metal ties embedded in mortar or grout and extending into the veneer a minimum of 1 1/2 inches, with not less than 5/8-inch mortar or grout cover to outside face. Masonry veneer shall conform to Table R

153 R Size and spacing. Veneer ties, if strand wire, shall not be less in thickness than No. 9 U.S. gage wire and shall have a hook embedded in the mortar joint, or if sheet metal, shall be not less than No. 22 U.S. gage by 7/8 inch corrugated. Each tie shall support not more than 2.67 square feet of wall area and shall be spaced not more than 32 inches on center horizontally and 24 inches on center vertically.

154 *NEW* R703.8 Flashing. Approved corrosion-resistant flashing shall be applied shingle-fashion in a manner to prevent entry of water into the wall cavity or penetration of water to the building structural framing components. Self-adhered membranes used as flashing shall comply with AAMA 711. The flashing shall extend to the surface of the exterior wall finish. Approved corrosion-resistant flashings shall be installed at all of the following locations:

155 1.Exterior window and door openings. Flashing at exterior window and door openings shall extend to the surface of the exterior wall finish or to the water- resistive barrier for subsequent drainage. Flashing at exterior window and door openings shall be installed in accordance with one or more of the following: 1.1.The fenestration manufacturers installation and flashing instructions, or for applications not addressed in the fenestration manufacturers instructions, in accordance with the flashing manufacturers instructions. Where flashing instructions or details are not provided, pan flashing shall be installed at the sill of exterior window and door openings..

156 Pan flashing shall be sealed or sloped in such a manner as to direct water to the surface of the exterior wall finish or to the water-resistive barrier for subsequent drainage. Openings using pan flashing shall also incorporate flashing or protection at the head and sides. 1.2.In accordance with the flashing design or method of a registered design professional. 1.3.In accordance with other approved methods

157 2.At the intersection of chimneys or other masonry construction with frame or stucco walls, with projecting lips on both sides under stucco copings. 3.Under and at the ends of masonry, wood or metal copings and sills. 4.Continuously above all projecting wood trim. 5.Where exterior porches, decks or stairs attach to a wall or floor assembly of wood-frame construction. 6.At wall and roof intersections. 7.At built-in gutters.

158

159 R Adhered masonry veneer installation. Adhered masonry veneer shall be installed in accordance with the manufacturers instructions. R Clearances. On exterior stud walls, adhered masonry veneer shall be installed: 1.Minimum of 4 inches above the earth; 2.Minimum of 2 inches above paved areas; or 3.Minimum of 1/2 inch above exterior walking surfaces which are supported by the same foundation that supports the exterior wall.

160

161 R Uplift resistance. Roof assemblies shall have uplift resistance in accordance with Sections R and R Where the uplift force does not exceed 200 pounds, rafters and trusses spaced not more than 24 inches on center shall be permitted to be attached to their supporting wall assemblies in accordance with Table R602.3(1). Where the basic wind speed does not exceed 90 mph, the wind exposure category is B, the roof pitch is 5:12 or greater, and the roof span is 32 feet or less, rafters and trusses spaced not more than 24 inches on center shall be permitted to be attached to their supporting wall assemblies in accordance with Table R602.3(1).

162 R Truss uplift resistance. Trusses shall be attached to supporting wall assemblies by connections capable of resisting uplift forces as specified on the truss design drawings. Uplift forces shall be permitted to be determined as specified by Table R802.11, if applicable, or as determined by accepted engineering practice. R Rafter uplift resistance. Individual rafters shall be attached to supporting wall assemblies by connections capable of resisting uplift forces as determined by Table R or as determined by accepted engineering practice. Connections for beams used in a roof system shall be designed in accordance with accepted engineering practice.

163

164

165

166 *NEW* R903.2 Flashing. Flashings shall be installed in a manner that prevents moisture from entering the wall and roof through joints in copings, through moisture permeable materials and at intersections with parapet walls and other penetrations through the roof plane. R Locations. Flashings shall be installed at wall and roof intersections, wherever there is a change in roof slope or direction and around roof openings. A flashing shall be installed to divert the water away from where the eave of a sloped roof intersects a vertical sidewall. Where flashing is of metal, the metal shall be corrosion resistant with a thickness of not less than inch (No. 26 galvanized sheet).

167

168 R Drip edge. A drip edge shall be provided at eaves and gables of shingle roofs. Adjacent pieces of drip edge shall be overlapped a minimum of 2 inches. Drip edges shall extend a minimum of 0.25 inch below the roof sheathing and extend up the roof deck a minimum of 2 inches. Drip edges shall be mechanically fastened to the roof deck at a maximum of 12 inches o.c. with fasteners as specified in Section R Underlayment shall be installed over the drip edge along eaves and under the underlayment on gables. Unless specified differently by the shingle manufacturer, shingles are permitted to be flush with the drip edge. *NEW*

169

170 R Factory-built chimney offsets. Where a factory-built chimney assembly incorporates offsets, no part of the chimney shall be at an angle of more than 30 degrees from vertical at any point in the assembly and the chimney assembly shall not include more than four elbows. *NEW*

171 N (R ) Additions, alterations, renovations or repairs. Additions, alterations, renovations or repairs to an existing building, building system or portion thereof shall conform to the provisions of this code as they relate to new construction without requiring the unaltered portion(s) of the existing building or building system to comply with this code. Additions, alterations, renovations or repairs shall not create an unsafe or hazardous condition or overload existing building systems. An addition shall be deemed to comply with this code if the addition alone complies or if the existing building and addition comply with this code as a single building.

172 N (R ) Change in space conditioning. Any non-conditioned space that is altered to become conditioned space shall be required to be brought into full compliance with this chapter.

173 N (R103.2) Information on construction documents. Construction documents shall be drawn to scale upon suitable material. Electronic media documents are permitted to be submitted when approved by the building official. Construction documents shall be of sufficient clarity to indicate the location, nature and extent of the work proposed, and show in sufficient detail pertinent data and features of the building, systems and equipment as herein governed. Details shall include, but are not limited to, as applicable, insulation materials and their R-values; fenestration U-factors and SHGCs; area-weighted U-factor and SHGC calculations; mechanical system design criteria; mechanical and service water heating system and equipment types, sizes and efficiencies; economizer description; equipment and systems controls; fan motor horsepower (hp) and controls; duct sealing, duct and pipe insulation and location; lighting fixture schedule with wattage and control narrative; and air sealing details.

174 N (R401.3) Certificate (Mandatory). A permanent certificate shall be completed and posted on or in the electrical distribution panel by the builder or registered design professional. The certificate shall not cover or obstruct the visibility of the circuit directory label, service disconnect label or other required labels. The certificate shall list the predominant R-values of insulation installed in or on ceiling/roof, walls, foundation (slab, basement wall, crawl space wall and/or floor) and ducts outside conditioned spaces; U-factors for fenestration and the solar heat gain coefficient (SHGC) of fenestration, and the results from any required duct system and building envelope air leakage testing done on the building.

175 Where there is more than one value for each component, the certificate shall list the value covering the largest area. The certificate shall list the types and efficiencies of heating, cooling and service water heating equipment. Where a gas- fired unvented room heater, electric furnace, or baseboard electric heater is installed in the residence, the certificate shall list gas-fired unvented room heater, electric furnace or baseboard electric heater, as appropriate. An efficiency shall not be listed for gas-fired unvented room heaters, electric furnaces or electric baseboard heaters.

176

177 h.First value is cavity insulation, second is continuous insulation or insulated siding, so means R-13 cavity insulation plus R-5 continuous insulation or insulated siding. If structural sheathing covers 40 percent or less of the exterior, continuous insulation R-value shall be permitted to be reduced by no more than R-3 in the locations where structural sheathing is used – to maintain a consistent total sheathing thickness

178 N (R402.2) Specific insulation requirements (Prescriptive). In addition to the requirements of Section N1102.1, insulation shall meet the specific requirements of Sections N through N N (R ) Ceilings with attic spaces. When Section N would require R-38 in the ceiling, R-30 shall be deemed to satisfy the requirement for R-38 wherever the full height of uncompressed R-30 insulation extends over the wall top plate at the eaves. Similarly, R-38 shall be deemed to satisfy the requirement for R-49 wherever the full height of uncompressed R-38 insulation extends over the wall top plate at the eaves. This reduction shall not apply to the U-factor alternative approach in Section N and the total UA alternative in Section N

179 N (R ) Ceilings without attic spaces. Where Section N would require insulation levels above R-30 and the design of the roof/ceiling assembly does not allow sufficient space for the required insulation, the minimum required insulation for such roof/ceiling assemblies shall be R-30. This reduction of insulation from the requirements of Section N shall be limited to 500 square feet or 20 percent of the total insulated ceiling area, whichever is less. This reduction shall not apply to the U-factor alternative approach in Section N and the total UA alternative in Section N

180 N (R ) Eave baffle. For air permeable insulations in vented attics, a baffle shall be installed adjacent to soffit and eave vents. Baffles shall maintain an opening equal or greater than the size of the vent. The baffle shall extend over the top of the attic insulation. The baffle shall be permitted to be any solid material.

181 N (R ) Access hatches and doors. Access doors from conditioned spaces to unconditioned spaces (e.g., attics and crawl spaces) shall be weatherstripped and insulated to a level equivalent to the insulation on the surrounding surfaces. Access shall be provided to all equipment that prevents damaging or compressing the insulation. A wood framed or equivalent baffle or retainer is required to be provided when loose fill insulation is installed, the purpose of which is to prevent the loose fill insulation from spilling into the living space when the attic access is opened, and to provide a permanent means of maintaining the installed R-value of the loose fill insulation.

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183 N (R ) Floors. Floor insulation shall be installed to maintain permanent contact with the underside of the subfloor decking. N (R ) Crawl space walls. As an alternative to insulating floors over crawl spaces, crawl space walls shall be permitted to be insulated when the crawl space is not vented to the outside. Crawl space wall insulation shall be permanently fastened to the wall and extend downward from the floor to the finished grade level and then vertically and/or horizontally for at least an additional 24 inches.

184 Exposed earth in unvented crawl space foundations shall be covered with a continuous Class I vapor retarder in accordance with this code. All joints of the vapor retarder shall overlap by 6 inches and be sealed or taped. The edges of the vapor retarder shall extend at least 6 inches up the stem wall and shall be attached to the stem wall.

185 N (R402.4) Air leakage (Mandatory). The building thermal envelope shall be constructed to limit air leakage in accordance with the requirements of Sections N through N

186

187 N (R ) Testing. The building or dwelling unit shall be tested and verified as having an air leakage rate of not exceeding 5 air changes per hour in Zones 1 and 2, and 3 air changes per hour in Zones 3 through 8. Testing shall be conducted with a blower door at a pressure of 0.2 inches w.g. Where required by the building official, testing shall be conducted by an approved third party. A written report of the results of the test shall be signed by the party conducting the test and provided to the building official. Testing shall be performed at any time after creation of all penetrations of the building thermal envelope. *NEW*

188 During testing: 1.Exterior windows and doors, fireplace and stove doors shall be closed, but not sealed, beyond the intended weatherstripping or other infiltration control measures; 2.Dampers including exhaust, intake, makeup air, backdraft and flue dampers shall be closed, but not sealed beyond intended infiltration control measures; 3.Interior doors, if installed at the time of the test, shall be open; 4.Exterior doors for continuous ventilation systems and heat recovery ventilators shall be closed and sealed; 5.Heating and cooling systems, if installed at the time of the test, shall be turned off; and 6.Supply and return registers, if installed at the time of the test, shall be fully open.

189 N (R ) Recessed lighting. Recessed luminaires installed in the building thermal envelope shall be sealed to limit air leakage between conditioned and unconditioned spaces. All recessed luminaires shall be IC-rated and labeled as having an air leakage rate not more than 2.0 cfm when tested in accordance with ASTM E 283 at a 1.57 psf pressure differential. All recessed luminaires shall be sealed with a gasket or caulk between the housing and the interior wall or ceiling covering. *NEW*

190 *NEW* N (R ) Programmable thermostat. Where the primary heating system is a forced-air furnace, at least one thermostat per dwelling unit shall be capable of controlling the heating and cooling system on a daily schedule to maintain different temperature set points at different times of the day. This thermostat shall include the capability to set back or temporarily operate the system to maintain zone temperatures down to 55°F or up to 85°F. The thermostat shall initially be programmed with a heating temperature set point no higher than 70°F and a cooling temperature set point no lower than 78°F.

191 N (R ) Sealing (Mandatory). Ducts, air handlers, and filter boxes shall be sealed. Joints and seams shall comply with Section M of this code. Duct tightness shall be verified by either of the following: 1.Postconstruction test: Total leakage shall be less than or equal to 4 cfm per 100 square feet of conditioned floor area when tested at a pressure differential of 0.1 inches w.g. across the entire system, including the manufacturers air handler enclosure. All register boots shall be taped or otherwise sealed during the test.

192 2.Rough-in test: Total leakage shall be less than or equal to 4 cfm per 100 ft2 of conditioned floor area when tested at a pressure differential of 0.1 inches w.g. across the system, including the manufacturers air handler enclosure. All registers shall be taped or otherwise sealed during the test. If the air handler is not installed at the time of the test, total leakage shall be less than or equal to 3 cfm per 100 square feet of conditioned floor area. Exception: Exception: The total leakage test is not required for ducts and air handlers located entirely within the building thermal envelope.

193 N (R403.6) Equipment sizing (Mandatory). Heating and cooling equipment shall be sized in accordance with ACCA Manual S based on building loads calculated in accordance with ACCA Manual J or other approved heating and cooling calculation methodologies.

194 N (R404.1) Lighting equipment (Mandatory). A minimum of 75 percent of the lamps in permanently installed lighting fixtures shall be high-efficacy lamps or a minimum of 75 percent of the permanently installed lighting fixtures shall contain only high-efficacy lamps.

195 *NEW* M Locking access port caps. Refrigerant circuit access ports located outdoors shall be fitted with locking-type tamper-resistant caps or shall be otherwise secured to prevent unauthorized access.

196 *MODIFICATION* CLOTHES DRYER VENTS M Material and size. Exhaust ducts shall have a smooth interior finish and be constructed of metal having a minimum thickness of inches (No. 28 gage). The duct shall be 4 inches nominal in diameter.

197 M Duct installation. Exhaust ducts shall be supported at 4 foot intervals not to exceed 12 feet and shall be secured in place. The insert end of the duct shall extend into the adjoining duct or fitting in the direction of airflow. Exhaust duct joints shall be sealed in accordance with Section M and shall be mechanically fastened. Ducts shall not be joined with screws or similar fasteners that protrude more than 1/8 inch into the inside of the duct.

198 M Specified length. The maximum length of the exhaust duct shall be feet from the connection to the transition duct from the dryer to the outlet terminal. Where fittings are used, the maximum length of the exhaust duct shall be reduced in accordance with Table M The maximum length of the exhaust duct does not include the transition duct.

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200 M Outdoor discharge. The air removed by every mechanical exhaust system shall be discharged to the outdoors in accordance with Section M Air shall not be exhausted into an attic, soffit, ridge vent or crawl space. Exception: Exception: Whole-house ventilation-type attic fans that discharge into the attic space of dwelling units having private attics shall be permitted.

201 M Exhaust openings. Air exhaust openings shall terminate not less than 3 feet from property lines; 3 feet from operable and non-operable openings into the building and 10 feet from mechanical air intakes except where the opening is located 3 feet above the air intake. Openings shall comply with Sections R and R *NEW*

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203 M General. Where local exhaust or whole-house mechanical ventilation is provided, the equipment shall be designed in accordance with this section. M Recirculation of air. Exhaust air from bathrooms and toilet rooms shall not be recirculated within a residence or to another dwelling unit and shall be exhausted directly to the outdoors. Exhaust air from bathrooms and toilet rooms shall not discharge into an attic, crawl space or other areas inside the building. *NEW*

204 M Whole-house mechanical ventilation system. Whole-house mechanical ventilation systems shall be designed in accordance with Sections M through M M System design. The whole-house ventilation system shall consist of one or more supply or exhaust fans, or a combination of such, and associated ducts and controls. Local exhaust or supply fans are permitted to serve as such a system. Outdoor air ducts connected to the return side of an air handler shall be considered to provide supply ventilation.

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206 M System controls. The whole-house mechanical ventilation system shall be provided with controls that enable manual override. M Mechanical ventilation rate. The whole-house mechanical ventilation system shall provide outdoor air at a continuous rate of not less than that determined in accordance with Table M (1).

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208 *NEW* M Duct design. Duct systems serving heating, cooling and ventilation equipment shall be installed in accordance with the provisions of this section and ACCA Manual D or other approved methods.

209 *MODIFICATION* M Joints, seams and connections. All longitudal and transverse joints, seams and connections in metallic and nonmetallic ducts shall be constructed as specified in SMACNA HVAC Duct Construction StandardsMetal and Flexible and NAIMA Fibrous Glass Duct Construction Standards. All joints, longitudinal and transverse seams, and connections in ductwork shall be securely fastened and sealed with welds, gaskets, mastics (adhesives), mastic-plus- embedded-fabric systems or tapes.

210 Closure systems used to seal flexible air ducts and flexible air connectors shall comply with UL 181B and shall be marked 181 B-FX for pressure-sensitive tape or 181 B-M for mastic. Duct connections to flanges of air distribution system equipment shall be sealed and mechanically fastened. Mechanical fasteners for use with flexible nonmetallic air ducts shall comply with UL 181B and shall be marked 181B- C. Crimp joints for round metallic ducts shall have a contact lap of not less than 1 inch and shall be mechanically fastened by means of not less than three sheet-metal screws or rivets equally spaced around the joint.

211 Closure systems used to seal metal ductwork shall be installed in accordance with the manufacturers instructions. Round metallic ducts shall be mechanically fastened by means of at least three sheet metal screws or rivets spaced equally around the joint. Unlisted duct tape shall not be permitted as a sealant on any duct.

212 *NEW* G (401.9) Identification. Each length of pipe and tubing and each pipe fitting, utilized in a fuel gas system, shall bear the identification of the manufacturer. G (401.10) Third-party testing and certification. All piping, tubing and fittings shall comply with the applicable referenced standards, specifications and performance criteria of this code and shall be identified in accordance with Section G Piping, tubing and fittings shall either be tested by an approved third-party testing agency or certified by an approved third-party certification agency.

213 *NEW* P DWV systems testing. Rough and finished plumbing installations shall be tested in accordance with Sections P and P P Rough plumbing. DWV systems shall be tested on completion of the rough piping installation by water or for piping systems other than plastic, by air with no evidence of leakage. Either test shall be applied to the drainage system in its entirety or in sections after rough piping has been installed, as follows:

214 1.Water test. Each section shall be filled with water to a point not less than 10 feet above the highest fitting connection in that section, or to the highest point in the completed system. Water shall be held in the section under test for a period of 15 minutes. The system shall prove leak free by visual inspection. 2.Air test. The portion under test shall be maintained at a gauge pressure of 5 pounds per square inch (psi) or 10 inches of mercury column. This pressure shall be held without introduction of additional air for a period of 15 minutes.

215 P Finished plumbing. After the plumbing fixtures have been set and their traps filled with water, their connections shall be tested and proved gas tight and/or water tight as follows: 1.Water tightness. Each fixture shall be filled and then drained. Traps and fixture connections shall be proven water tight by visual inspection. 2.Gas tightness. When required by the local administrative authority, a final test for gas tightness of the DWV system shall be made by the smoke or peppermint test as follows:

216 2.1.Smoke test. Introduce a pungent, thick smoke into the system. When the smoke appears at vent terminals, such terminals shall be sealed and a pressure equivalent to a 1-inch water column shall be applied and maintained for a test period of not less than 15 minutes. 2.2.Peppermint test. Introduce 2 ounces of oil of peppermint into the system. Add 10 quarts of hot water and seal all vent terminals. The odor of peppermint shall not be detected at any trap or other point in the system.

217 *MODIFICATION* P Location of vent terminal. An open vent terminal from a drainage system shall not be located less than 4 feet directly beneath any door, openable window, or other air intake opening of the building or of an adjacent building, nor shall any such vent terminal be within 10 feet Horizontally of such an opening unless it is not less than 2 3 feet above the top of such opening.

218 PVC plastic. Joints between PVC plastic pipe or fittings shall comply with Sections through Mechanical joints. Mechanical joints on drainage pipe shall be made with an elastomeric seal conforming to ASTM C 1173, ASTM D 3212 or CSA B602. Mechanical joints shall not be installed in above-ground systems, unless otherwise approved. Joints shall be installed in accordance with the manufacturers instructions.

219 Solvent cementing. Joint surfaces shall be clean and free from moisture. A purple primer that conforms to ASTM F 656 shall be applied. Solvent cement not purple in color and conforming to ASTM D 2564, CSA B137.3, CSA B181.2 or CSA B182.1 shall be applied to all joint surfaces. The joint shall be made while the cement is wet and shall be in accordance with ASTM D Solvent-cement joints shall be permitted above or below ground.

220 707.1 Prohibited joints. The following types of joints and connections shall be prohibited: 1.Cement or concrete joints. 2.Mastic or hot-pour bituminous joints. 3.Joints made with fittings not approved for the specific installation. 4.Joints between different diameter pipes made with elastomeric rolling O-rings. 5Solvent-cement joints between different types of plastic pipe. 6.Saddle-type fittings.

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