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Re: asd vs lrfd[Subject Prev][Subject Next][Thread Prev][Thread Next]
- To: seaoc(--nospam--at)seaoc.org
- Subject: Re: asd vs lrfd
- From: "Bill Sherman" <SHERMANWC(--nospam--at)cdm.com>
- Date: Tue, 14 Oct 1997 19:27:55 +0500
Joe McCormick wrote regarding foundation design: > Perhaps this line of reasoning should be considered: Load factors are used > to predict what might happen under "ultimate" loads, not service loads. > When the ultimate loading occurs, the point of zero soil pressure WON'T > be in the same place as it is under service loads! That's true. As a matter of fact, under ultimate load conditions the soil may have compressed such that the loads are redistributed in the structure or the retaining wall may have failed in sliding! IMHO ultimate loads generally don't represent realistic conditions for foundation design.
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