They must be able to withstand forces in three directions — uplift tensionalong the wall in-plane shearand across the wall out-of-plane shear. Section 7 of NZS Timber-framed buildings provides two options for fixing bottom plates to concrete floor slabs:. A range of proprietary anchors are available, including anchors screwed into pre-drilled holes, anchors chemically grouted into pre-drilled holes, and expanding or wedge anchors.
A sill plate sits on top of the foundation and serves as the structural base for the floor joist frame. Sill plates are made from treated wood, since they are exposed to the masonry foundation, which can absorb and transfer moisture. Attaching a sill plate to a cinder block foundation requires the use of anchor bolts embedded in wet concrete at regular intervals.
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Purchase Strike Anchors Purchase Wedge Anchors Many homeowners have the skills and capabilities to complete their own home improvement projects and renovations. This can save immense amounts of money as well as help homeowners develop new skill sets they can use in the future as new home improvements are needed. Large projects such as home additions, new garages or adding a patio can also be completed without hiring a professional.
Anchor bolts are used to connect structural and non-structural elements to the concrete. Anchor bolts transfer different types of load: tension forces and shear forces. The simplest — and strongest — form of anchor bolt is cast-in-place, with its embedded end consisting of a standard hexagonal head bolt and washer, bend, or some sort of forged or welded flange see also Stud welding.