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NFPA 5000 Occupancy Classifications

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Presentation on theme: "NFPA 5000 Occupancy Classifications"— Presentation transcript:

1 NFPA 5000 Occupancy Classifications
To classify a building under NFPA 5000: Chapter 6 provides definitions of the different Occupancy Classifications Assembly, Educational, Industrial, etc. In addition to the occupancy classification, a facility can be further classified as: Multiple occupancy: a building in which 2 or more classes of occupancies exist Mixed occupancy: a multiple occupancy in which the occupancies are intermingled Separated occupancy: an occupancy in which the occupancies are separated by a fire rated barrier as required in NFPA 5000

2 Classifying Your Occupancy Under NFPA 5000
Under NFPA 5000, the definition of an Industrial Occupancy is an occupancy in which products are manufactured, or in which processing, mixing, … or repair operations are conducted. Industrial Occupancies must meet Chapter 29 of the NFPA standards

3 Classifying Your Contents Under NFPA 5000
Building contents can be classified as Low, Ordinary, and High High Hazards Contents can be classified as Level 1 through 5 All are defined in Chapter 6 of NFPA 5000 Your building will be using limited amounts of flammable liquids in closed containers in the finishing area.

4 NFPA 5000, Chapter 34: Protection Levels
Protection Levels 1 thru 5 If the quantities of hazardous contents exceeds the maximum allowable quantities (MAQ’s) under the Code, then the building construction must meet additional construction/protection requirements For example, if a quantities of Level 1 High Hazardous Contents exceeds the maximum allowable quantity, then the facility must meet Protection Level 1 requirements Same for other Contents Classifications (Level 2 – 5) If you don’t exceed MAQ’s, then follow Ordinary Hazard requirements

5 Special Operations NFPA 5000 identifies 66 special operations which require additional building construction requirements from NFPA standards outside of NFPA 5000. For example, a special operation would be a spray booth which would fall under NFPA 33: Standard for Spray Application Using Flammable and Combustible Materials.

6 Using Chapter 29 of NFPA 5000 In addition to the requirements in Chapter 29, an industrial occupancy must also meet the requirements of: Chapter 7, 8, 13, 14, 31, 35, 36, 37, 38, 39, and 40 Portions of other Chapters may be required as cited in the Chapter 29

7 Construction Type Classifications
Examine the proposed facility and make a recommendation on the following: Construction Type Classification (NFPA 220 and NFPA 5000) Type I: (Formerly Fire Resistive) Type II: (Formerly Non-combustible) Type III: (Formerly Ordinary Construction) Type IV: (Formerly Heavy Timber) Type V: (Formerly Wood Frame) Mixed Construction

8 Dead Loads Material, equipment, or components that are relatively constant throughout the structure's life Walls, floors, roofs, ceilings, stairways, built-in partitions, finishes, cladding and other similarly incorporated architectural and structural items, and fixed services equipment

9 Live Loads All the forces that are variable within the building’s normal operation cycle Moveable loads Wind load Snow load Rain load Earthquake load Flood load

10 Case Study 2 The facility will be engaged in manufacturing products and there will be no self-propagating contents. Using NFPA 5000, Chapter 6, Section , classify the facility according to its occupancy classification and hazard of contents (Section 6.3.2). Your facility will not exceed the maximum allowable quantities of hazardous materials. With the facility classified, use the appropriate occupancy chapter and provide the chapter numbers and titles one would be expected to follow when evaluating the minimum construction requirements under NFPA 5000. With the occupancy classified, use Chapter 7, Table to recommend a type of building construction that would meet this building’s use and proposed size. The building does meet the allowable area increase for sprinkler systems but not for frontage (see Section 7.6). Using Chapter 7, Table , recommend the appropriate fire resistance ratings for the structural components that would apply to the proposed structure. For each structural component, provide an example of building materials that would meet the fire resistance ratings. Provide links, citations, that support your recommendations. In your case study, provide one example of each which could be expected for a building of the type in the case study: Live Loads, Dead Loads, Impact Loads, Static Loads, Axial Loads, Eccentric Loads


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