List of Contributions

Ed The intent of the requirement to detail as per "special reinforced concrete moment frames" is to assure that appropriate confinement through ties and cross ties, and reinforcement splices (if any) are provided. It is not intended to force you to construct grade beams. One concern I might have about ...

You might wish to refer to two guideline documents that address this. One if the Pacific Earthquake Engineering Research Center (PEER) Guidelines for Performance-based Design of Tall Buildings. The other is the Los Angelese Tall Buildings Structural Design Council Alternative Procedures for Seismic Design ...

Kylie I assume this is a steel industrial building with steel deck or similar siding. The most common girt design uses steel channel "C" members with the major axis turned horizontal to resist wind pressures from the siding. The girts are designed for the same "component and cladding" pressures ...

Davy - In most countries, the publication of building codes is a cooperative effort between researchers, practicing architects and engineers, building officials and government agencies. Regardless, since 1956, the International Association of Earthquake Engineering has hosted a World Conference on Earthquake ...

Mitch You are correct that our codes an standards have become increasingly prescriptive with time. This can readily been seen by comparing the volumes of present codes and historic one. The 1927 Uniform Buidling Code had a total of 156 pages (pages were 5" x 7") that covered all things structural ...