Collar Tie / Rafter Tie

Related terms

• Rafter

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

• Control Joint

  A tooled or cut groove that pre-determines where concrete will crack as it shrinks, keeping cracks straight and hidden rather than random.

• CMU (Concrete Masonry Unit)

  A concrete block used for foundation and structural walls, often grouted and reinforced with rebar at intervals.

• Crack Monitoring

  Tracking a foundation crack's width over time (e.g., with a tell-tale gauge) to judge whether movement is active or stable before choosin…

• Carbon Fiber Strap

  High-strength strips bonded to a bowing foundation wall to arrest further inward movement — a less invasive alternative to wall replaceme…

• Crawl Space Encapsulation

  Sealing a crawl space with a heavy vapor barrier (and often a dehumidifier) to control moisture, mold, and wood rot affecting the structu…

• Cantilever

  A structural member extending beyond its support, loaded at the free end (e.g., a bumped-out floor or balcony). Backspan and connection a…

• Curing

  Maintaining moisture and temperature while concrete gains strength. Concrete reaches most of its strength over ~28 days; rushing it weake…