Rebar

Related terms

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  A mix of cement, aggregate, and water that cures into a hard structural material used for footings, slabs, and foundations. Curing time a…

• Ridge Beam vs. Ridge Board

  A ridge beam structurally carries rafter loads (required for vaulted/cathedral ceilings); a ridge board is only a non-structural nailing…

• Rafter

  A sloped structural member running ridge to wall that supports the roof deck in stick-framed (non-truss) roofs.

• Rim Joist / Band Joist

  The joist running around the perimeter of a floor frame, closing the joist ends and transferring loads. A key air-sealing and structural…

• Radon Mitigation

  A sub-slab depressurization system venting soil gas (radon) outside. Often integrated with slab/crawl work; radon is a recognized health…

• Shear Wall

  A braced/sheathed wall that resists lateral wind and seismic forces. Removing or opening one without an engineered replacement compromise…

• Push Pier

  Hydraulically driven steel pier sections that transfer foundation load to deep load-bearing strata to halt or lift settlement.

• Shoring

  Temporary supports that carry structural load while a permanent member is replaced or repaired (e.g., during beam or wall work).