White Rock Green Operations Building

Project Name: White Rock Green Operations Building Year: 2003 Owner: The City of White Rock Location: White Rock, BC, Canada Building Type: Municipal/Government Type: Extensive, Test/Research System: Single Source Provider Size: 1453 sq.ft. Slope: 1.64% Access: Accessible, Open to Public Submitted by: BCIT CAGRT Designers/Manufacturers of Record: Architect: Agatha Malczyk, Busby + Associates Architects General Contractor: Marvin Kale, KDS Construction Engineer: Duane Palibroda, Fast + Epp Landscape Architect: Wendy Grandin, Greenroof System: Soprema Roofing Subtrade: Bollman Roofing

Client: The project was built for a civic client. White Rock is a community with a population of approximately 17,000. The City of White Rock legislated a "Sustainable Agenda" for all infrastructure projects. The goal is to encourage sustainable design in the whole community, lead by example and set new standards. History: Decommissioned sewage treatment plant is located on site. The building replaces an older Operations Centre, which became inadequate for city needs. Site: The site is south sloping with a view to the sea. Foundations of the old building and tank walls were reused as basement and foundations of the building. Challenges: Small budget, expectations of high building performance, LEED Gold certification.

Build-up of roof: The roof decking consists of 38 x 140 mm salvaged fir. The roof structure is based by 100 x 300 mm salvaged wood joists. The green roof system was provided by Soprema, using the "Sopranature" System: - Waterproof membrane: 2 ply SBS sopralene Flam Jardin (roof barrier contained) - Vapour barrier: SBS membrane with glass fiber reinforcement (sopraseal 60) - Insulation: R30 Rigid Insulation; closed cell polyisocyanurate foam insulation - Protection layer: Impregnated asphalt fibreboard - Drainage layer: Sopradrain PSE, polystyrente panels - Filter cloth: Soprafiler, non-woven synthetic geotextile The Growing medium was provided by Stream Organics Management, as an equal volume of sand, white pumice and compost amendment. Depth of the Growing medium: 4"-6" (100 ? 150 mm) At time of planting, species included, Thymus serphyllum, Sedum spurium, Penstemon davidsonii, Lavendula augustifolia, Thymus languinosus, Sempervivum tectorum, Festuca ovina glauca.

Additional thumbnail photos:

Learn more from these contacts: BCIT Centre for the Advancement of Green Roof Technology: www.greenroof.bcit.ca; info_greenroof@bcit.ca; The City of White Rock: www.city.whiterock.bc.ca/2005City-Operations/City-Operations.html; Busby + Associates Architects: www.busby.ca.

SPONSORS:

The Greenroof Projects Database is published, designed, and maintained by Greenroofs.com, LLC, Copyright © 2010. All rights reserved.