1 Conclusions Green Buildings. 2 Vancouver Building By-law Building Code Development in Canada 2010 NBC 2012 BCBC BC Variations += 2012 BCBC 2012 VBBL.

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Presentation transcript:

1 Conclusions Green Buildings

2 Vancouver Building By-law Building Code Development in Canada 2010 NBC 2012 BCBC BC Variations += 2012 BCBC 2012 VBBL Vancouver Variations +=

3 Vancouver Building By-law Development Process Development timeline Model Code Review New Initiatives Public Consultation (Jan-Apr 2012) Council Adoption (Sep 2012) Effective Date (Mar 2013) Consultation Review & Amendment Revisions (May 2012)

4 Vancouver Building By-law Public & Industry Consultation Directly consulting with: APEGBC and AIBC Greater Vancouver Home Builders Association Urban Development Institute COV Seniors Advocacy Group COV Accessibility Advocacy Group Still to come: COV City Management Team Council Workshop

5 Environmental Protection: Large Buildings/ Commercial ASHRAE No envelope upgrades Cost of High-rise = $22K Vancouver Building By-law: Council Directives

6 Environmental Protection: 1 & 2 Family Dwellings “Part 9” Green Homes Program Small Multi-Unit Residential “Part 9” Subset of Green Homes Program Vancouver Building By-law: Council Directives

7 Proposed Changes for Homes Key Updates: Maximum 3.5 ACH High Efficiency heating R22 Effective Walls Attic R50 Energy Star Windows (R4) Water Heating > 82% Electric Vehicle Charging Comfort & Durability

8 Split Insulation R-values: Screws through Insulation List of 5 acceptable wall assemblies: E.g., “Split Insulation” With 1.5” mineral wool

9 “Double Stud”

10 Split Insulation R-values: Screws through Insulation Exterior Insulation R-value added to exterior of sheathing Effective Wall R-value Accounting for Thermal Bridging & Fasteners 2x4 stud 16” o.c. with R-14 batts 2x6 stud 16” o.c. with R-22 batts 1.5” Mineral Wool (R-6) ” XPS (R-7.5) ” Mineral Wool (R- 12) ” XPS (R-12.5) 23.7

11 Resources

12 Principles for Existing Building Policy Progressive upgrade requirements –Rapid paybacks (2-3 years) Gather data –Build database of Energy Utilization Intensities Align renovations to existing programs VBBL– Existing Buildings

13 Permit Applications Construction –Renovations, Additions Non Construction –Change of Use, Occupancy VBBL– Existing Buildings

14 Permit Applications Existing Triggers –Life Safety, Accessibility, Structural New Trigger –Environmental Protection: Disclosure of Energy Use (Portfolio Manager) Energy Assessment (or BOMA Equivalent) Menu of Construction Options VBBL– Existing Buildings

15 Requirements based on type of upgrade VBBL– Existing Buildings

16 Vancouver Building By-law: Next Steps Spring 2012 –Complete Industry & Public Consultations –Finalize By-law language based on consultations Fall 2012 –Internal staff training –Industry workshops (including CP Update Workshop) Spring 2013 –Ongoing training/support to staff and industry during adoption period and beyond

17 Forward Your Comments

18 LEED Rezoning Policy 22,000 Buildings Developed and reviewed by industry 3 rd party Verified

19 6

20 LEED Projects by City SeattlePortlandVancouver (metro) 176 CoV

Pre LEED Policy 35 8 Post LEED Policy 46% Comparison of 18 months pre and post LEED policy Government Private

22 How does it Work? Sustainability Strategy Proof of Registration Proof of Application Submit Energy Model Final Check List RezoningDevelop PermitBuilding PermitOccupancy Permit Occupancy Permit + 6 mos Submit to CaGBC Submit to CaGBC

23 Conclusions Questions?