Underwater Concrete Mixtures And Placement-San Francisco -Oakland Bay Bridge

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Title: Underwater Concrete Mixtures And Placement-San Francisco -Oakland Bay Bridge

Author(s): Stanley M. Hands

Publication: Journal Proceedings

Volume: 32

Issue: 1

Appears on pages(s): 365-377

Keywords: none

Date: 1/1/1936

Abstract:
The foundation concrete for the San Francisco-Oakland Bay Bridge was placed in salt water at depths varying from 25 to 242 ft. There were 29 large seals involving from 5000 to 30,000 cu yd of concrete for each seal and requiring continuous operations for more than a week at a time. The submarine bucket, lowered with crane and hoist, was used to transfer the concrete from the mixer barges to the foundation at the greater depths. The tremie pipe was used in lesser depths are described. Concrete control and placement``