SEISMIC BRACING Seismic Cable Restraints shall consist of galvanized steel aircraft cables sized to resist seismic loads with a minimum safety factor of two and arranged to provide all directional restraint. Cables must be pre-stretched to achieve a certified minimum modulus of elasticity. Cable end connections shall be steel assemblies that swivel to final installation…
30 PC30 PC30S RW30 W30 30N PC30N PC30NS RW30N W30N VIEW PRODUCTS HS PCHS PCHSS RWHS WHS IM – – – – VIEW PRODUCTS DNHS PCDNHS PCDNHSS RWDNHS WDNHS VIEW PRODUCTS HD RWHD WHD WHR – VIEW PRODUCTS HG HMIB VIEW PRODUCTS WBI WBD VIEW PRODUCTS HES – _ _ VIEW PRODUCTS VSG ADA ADAH…
Designing an exhaust piping system in a seismic zone can get complicated. The extreme change in temperature of the exhaust piping very often requires the introduction of an expansion joint to keep the pipe stress at an acceptable level as the pipe grows, and the seismic restraints have the opposing task of keeping the pipe…
From time to time people ask “What does a properly installed seismic brace look like?” Our California representative, Mason West, has just completed supplying and supervising the installation of the seismic restraint and isolation systems at the new 760,000 sq. ft. Palomar Medical Center and we finally remembered to take some photos. We thought this…