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RANDALL FLETCHER
MECHANICAL DESIGN ENGINEER
Bay Bridge Night Lift
Bay Bridge Overview
Bay Bridge - West Bound Lift System
Bay Bridge - Transition Span Lift
Part of design team for lifting and installation of 200 foot long transition span between the skyway and the self-anchoring suspension span of the new Bay Bridge. Transition span was 1,700 tons and was lifted 200 feet in the air, over water.
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Developed lift plans to lift into place an enormous steel section of the Bay Bridge weighing over 1,700 tons. The 200-foot by 85-foot transition span is a steel box girder bridge segment that will carry 5 lanes of eastbound traffic. This lift was the largest in CalTrans history.
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Responsible for designing eastide cantilevered lift system consisting of (4) 365 ton hydraulic strand jacks.
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Created 2D CAD drawings of fabrication drawings for support girders.
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