WebWhat they actually do vs. What we think they do. Collar ties (or ridge straps) prevent the ridge from separating due to uplift pressure from wind (top drawing, right). Rafter ties or ceiling joists support the rafters and … WebMar 3, 2024 · Conduits, including HVAC ductwork, piping, and electrical conduits and raceways, may also require seismic bracing. ASCE 7 says that: HVAC ductwork needs bracing when the duct has a cross-section 6 ft. or larger or when it weighs more than 17 pounds per linear foot, or when it has an Ip=1.5. Electrical raceways need bracing when …
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WebJun 9, 2024 · 1.0 Fix - Float. The first and simplest method is to ‘Fix’ and ‘Float’ the ceiling. This means mechanically fixing 2 adjacent edges of the ceiling to the surrounding walls … Web3. Install horizontal bracing, perpendicular to the gable wall, at the bottom chord or ceiling joist, and at the top chord or roof rafter, at each gable end wall stud greater than 3 feet high. Attach bracing using three #8 x 3-in. … shrimp wings
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WebApr 4, 2024 · The suspended ceilings and lighting systems shall be limited to 6 feet below the structural deck unless the lateral bracing is designed by a licensed engineer or architect. 1613.7.3 Sprinkler Heads. All sprinkler heads (drops) except fire-resistance-rated floor/ceiling or roof/ceiling assemblies, shall be designed to allow for free movement of WebWhat they actually do vs. What we think they do. Collar ties (or ridge straps) prevent the ridge from separating due to uplift pressure from wind (top drawing, right). Rafter ties or ceiling joists support the rafters and … WebSplay bracing connection strength 200 lbs or the design load, whichever is greater: Required: Partition attachment: Bracing independent of ceiling splay bracing: Seismic … shrimp wild rice casserole