List of Contributions

A good question. As background Strength design (LRFD) was developed in the 1960s and 70s as an alternative to ASD which would provide both a more rational basis for design, and also more uniform reliability of structures. When it was developed, the load and resistance factors used in the Strength ...

Please see the ASCE 7 Wind Committee's response below: "It is our understanding that ASCE's Committee on Solar PV Structures has discussed this issue related to the forthcoming Manual of Practice publication. When the geometry is outside of the bounds of the ASCE 7 provisions, the provisions could ...

Bob This one is out of my personal area of knowledge/expertise. I have referred it to the ASCE 7 Wind Committe for consideration, and hope they can come up with answer for you. ------------------------------ Ronald Hamburger, SE Consulting Principal Simpson Gumpertz & Heger --------------------- ...

Bob You are correct. This is an error, both in ASCE 7-16 and ASCE 7-22. It has not yet been corrected. However, based on your question, I have put forward a request to issue an errata on this for both editions. Thank you, for brining this up. ------------------------------ Ronald Hamburger, SE Consulting ...

There is nothing in ASCE 7 that precludes the use of ground improvement techniques to change the site class of a site. This has been done on some projects in the past, although the cost of the ground improvement technique must be balanced against the cost of designing for the poorer site class. Often ...