Tag Archives: Retrofit

Seismic retrofit of historic courthouse with precast concrete shear walls

The four-storey North Bay Courthouse building in Ontario was retrofitted with a new lateral force-resisting system (LFRS). The interior steel framing and slab connections were structurally strengthened to transfer seismic loading to 13 full-height, reinforced precast concrete shear walls around the building perimeter. Further, cracked masonry joints were repointed, damaged masonry units were replaced, and an elastomeric coating was applied over the entire wall surface.

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Zinc panels right at home on Vancouver outdoor equipment store

Several factors influenced the design of the new Arc’teryx flagship store in Vancouver, but all led to the prominent use of zinc on the exterior. The retail chain, founded by local climbers in 1989, offers high-performance outdoor equipment and clothing. Custom titanium zinc panels, installed on a diagonal façade along with granite to symbolize the nearby mountain horizon, highlight the retailer’s largest Canadian store.

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Turning Retrofits into Success Stories with IMPs: A success story in the making

In London, Ont., a multi-residential apartment building built in 1970 was beginning to show significant signs of wear and tear on its exterior clay through-the-wall (TTW) brick, and owners had to develop a plan. Having already undertaken smaller localized repairs in the past, new water penetration issues on the upper, west-facing floors where the building is susceptible to driving rains, were cause to go in another direction.

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