Central City - Surrey
StructureCraft , 16 February 2011
Description Central City - Surrey:
A major project designed by Bing Thom architects and
partially executed by StructureCraft builders paired with Fast + Epp for
engineering and specialized timber solutions. Below hosts descriptions of the
main scope of StuctureCraft’s work.
Atrium Roof:
The 4,000 space truss members and 900 nodes create a curvilinear roof of 37,000
square feet, spanning up to 100 feet above the floor, suspended by clusters of
timber “tree branches” and a central “king post” truss. Ten member types, all
structurally tested and constructed from timber peeler cores, a by-product of
the plywood industry, are linked together at custom designed node-castings. We
hand framed this seven-foot deep truss into place on a working platform,
removing the supporting scaffolding in phases.
Galleria Roof:
Twenty Trusses, roughly 20 feet wide and up to 90 feet long, make up the
450-foot roof structure which spans the Galleria over both shopping and university
spaces below. Each truss, with its glulam chords, round timber struts and
galvanized steel cables, was built adjacent to the shopping centre and hoisted
into place. The roof’s supports accommodate more than 12 inches of seismic
movement in any direction while allowing the glazed clerestory to illuminate
the space below.
North Façade:
Rising 85 feet above the Atrium floor, the north-facing façade consists of two
levels of massive Parallam columns, some 2 feet in diameter, shaped on our own
lathe. Stainless steel cables align the tips of the support arms and muntins
and carry the weight of the glazing. The 24,000 square foot façade not only
curves in plan but also leans forward at a 4 degree tilt. Our 3D models also
supplied the geometry for the glazing units. The transparent structure is
highly visible in the community.
























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