Water Use in Buildings: Enhanced Public Safety, Efficiency & - PowerPoint PPT Presentation

Water Use in Buildings: Enhanced Public Safety, Efficiency & Long-Term Resiliency Measures December 5, 2018

Report Summary 1. Toilet efficiency 2. Groundwater protection 3. Safer water systems in buildings 2

Vancouver Building By-law National Building Code BC Building Code Vancouver Charter Strategic Goals: Unique Vancouver requirements • Proactive & outcome based • Holistic: planning Vancouver to occupancy Building • Affordable, livable, By-law sustainable & inclusive city • Partnerships

Vancouver Building By-law Fire & Life Safety Resilience & Administrative Sustainability Vancouver Building By-law Accessibility Structural & Adaptability Safety 4

Report Details 5

1) Toilet Efficiency Flushometer Tank Single Flush Dual Flush Single Flush Dual Flush 4.8 L 4.8 L 4.8 L 6.0 L 6

2) Groundwater Protection Closed Loop Open Loop Image source: Environment Agency, UK, https://www.gshp.org.uk/pdf/EA_GSHC_Good_Practice_Guide.pdf 7

3) Safer Water Systems in Buildings 8

Rainwater Harvesting 9 Image source: City of Vancouver

Building Water Treatment Systems 10 Image source: City of Vancouver

2019 Schedule • Implementation: – January 1, 2019: Toilets, geoexchange systems, rainwater harvesting – June 3, 2019: Building water treatment systems • Annual operating permits: (rainwater harvesting & building water treatment systems) – No fee – 2019: Fee review – 2020: Cost-recovery basis (estimate: $250) (elevator comparison: $246 to $527) 11

3) Safer Water Systems in Buildings Image sources: August 16, 1976 cover of TIME Magazine. http://time.com/3994453/legionnaires-disease-name-history-1976 12 September 20, 2012 leading page of Le Soleil newspaper.

Orpheum Theatre Image source: City of Vancouver 13

Cooling Towers Image sources: Seth Wenig/AP, from MSNBC, August 6, 2015. http://www.msnbc.com/msnbc/legionnaires-disease-has-tripled- 14 nationwide-study. Map courtesy of Chris Boyd, NSF International.

Cooling Towers Surrey, BC 15 Image source: BC Centre for Disease Control and Fraser Health Authority

Decorative Fountains 16

2020 Schedule • Implementation: – January 1, 2020: Cooling towers – July 1, 2020: Decorative fountains • Annual operating permits: (cooling towers & decorative fountains) – No fee – 2019-2020: Ongoing consultation 17

Acknowledgements • Health Authorities: – Vancouver Coastal Health – BC Centre for Disease Control – Centers for Disease Control & Prevention (US) – New York City Department of Health & Mental Hygiene • UBC & Vancouver Economic Commission (Greenest City Scholar Program) • Granting Agencies: – Federation of Canadian Municipalities (Green Municipal Fund) – Urban Sustainability Directors Network (Peer-Exchange Grant) 18

Questions? • Patrick Ryan , MSc, PEng Chief Building Official • Phillip White Assistant Trades Manager Plumbing, Gas & Sprinkler Inspections • Christopher Radziminski , MASc, PEng, RPBio Policy Analyst • Randall (Randy) Ash, MET, BSc, CPHI(C) Vancouver Coastal Health Manager, Environmental Health 19

Thank you 20