San Francisco : Architect and Engineer, Inc · leaf 438
ng-table Investigations, lead to the con-clusion that any lateral earth movement tend-ing to tip the pier, reverses its direction beforethe mass of the pier can follow such movement,and that this restoring effect takes place assoon as the lateral movement Is of sufficientmagnitude to throw the… … SEPTEMBER, 1939 The design criteria that resulted from thesestudies can be summarized as follows for thePit River Bridge: 1. Design the pier base with strength andstability for the usual lateral loads, such aswind and traction forces, without any consid-eration of earthquake effects. 2. Design the…
Architecture · Building
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