Soil Mechanics and Foundations
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This document discusses the soils and bedrock structure around the Golden Gate Bridge in San Francisco. It notes that the bedrock in the area includes graywacke sandstone and turbidite beds at the north end of Baker Beach. It also describes folded and unfractured chert beds along Conzelman Road, as well as pillow basalt and red chert interbeds at Point Bonita. The document appears to be a class assignment investigating the soils and foundations related to the Golden Gate Bridge.
Soil Mechanics and Foundations
- 1. Manzi Roger Dusabimana Soils and Foundations Class assignment#1 Jan 15, 2013 San-Francisco Golden Gate Bridge-Desktop Investigation Report Address: Golden Gate Bridge Toll Plaza, San Francisco, CA 94129 Bedrock Structure Soil Types Graywacke sandstone, turbidite beds at the north end of Baker Beach Bedding rhythms developed in ribbon chert along Conzelman Road. Diagenetic transfer of silica has enhanced the bedding. Folded chert beds on Conzelman Road. lack of fracturing on the tight folds. Pillow basalt with red chert interbeds at Point Bonita.