RBC Winter2013 - 14

Page 1

WI NTER 2013-2014 IN THIS ISSUE:

THE VOICE OF PROFESSIONAL ROOFING CONTRACTORS Vol. 10, No. 4 • WINTER 2013-14

FEATURES University gets award-winning green roof .......................................1 Cardinal rules of estimating......... 8 LTTR changes for polyiso........... 10 VanDusen roof wins again .........11 Wind uplift tested on pavers ..... 12 Casino sports green roof............ 13 Handling SBS in cold weather... 14 Protecting accessible roofs......... 16 ASSOCIATION President’s message..................... 3 New RCABC staffer listening to members ................... 5 RCABC holds AGM ....................... 6 INDUSTRY NEWS Sustainable roofing standard being developed .......................... 7 Housing starts down .................... 9 Roofing Expo: new director ....... 14 Burnaby starts new towers ...... 14 Firestone announces new GM... 14 Delta gets area’s largest roof .... 15 Commercial real estate forecast stronger in 2014 ......... 15 Victoria sees building boom...... 17 Roof study: green vs white ....... 17 Public projects net bulk of VRCA awards.............................. 18 COLUMN Legal Affairs: ‘if paid’, ‘when paid’ clauses under scrutiny .............. 18

The roof was planted with over 44,000 native coastal meadow sedums, grasses and wildflowers.

Insulation re-figured LTTR calculations for polyiso change as of January 1. See page 10

RCABC member Universal Sheet Metal Ltd. of Saanichton, BC installed the green roof on the award-winning University of Vancouver Island.

$600,000 green roof University provides economics lesson in award-winning LEED construction By Dermot Mack Photos: Sharp and Diamond Landscape Architecture

A multitude of green roofs and a commitment to energy savings helped the University of Vancouver

Island, Cowichan campus, capture both an international environmental award and local commercial building honours. Built in Duncan, BC, the building features six types of living roof systems on three levels, according to Sharp and Diamond Landscape Architecture of West Vancouver. A lightweight green roof covers 88 percent of the campus, and over

Wind uplift tests Concrete pavers studied at NRC. See page 12

30 percent is intensive green roofs, composed primarily of white pumice, growing matter and sand. Level 3 is fully accessible and provides quiet spaces to gather and

PUBLICATIONS MAIL AGREEMENT NO. 40014608 RETURN UNDELIVERABLE CANADIAN ADDRESSES TO:

Roofing Contractors Association of BC 9734 201 Street Langley, BC Canada V1M 3E8

areas for hands-on learning through small-scale vegetable production. Plants were chosen from the Green Roof continued page 4

Roofing in the cold Tips on handling SBS. See page 14


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