Foundation Constructors, Inc.
Prepared various temporary trestle designs to support as large as 170-ton cranes, to allow for bridge widening and pile installation operations on various projects in Northern California. 

West Bay Builders
Prepared rebar cage stability designs for 70'-tall lifts at new Bay Bridge project, including cable bracing and steel beam templates.  Designed additional temporary access, enclosure, and support structures to allow bridge footing construction.

California Engineering Contractors, Inc./Modern Continental
Prepared temporary hanging work platform and rolling containment panel designs around bridge deck of San Francisco-Oakland Bay Bridge to allow for seismic retrofit operations.

Kiewit/FCI/Mason, Joint Venture
Designed supports for column/bent rebar cages and various other temporary works for the new San Francisco-Oakland Bay Bridge.  Also designed the casting bed yard and foundations for the pre-cast bridge superstructure sections in Stockton, CA.