OPAC Consulting Engineers

Evaluation Services

Selected OPAC Evaluation Projects: (30 Total, 5 on this page)

Bay Bridge HAER Recordation - Historic Documentation

Bay Bridge HAER Recordation

Historic American Engineering Record documentation with narrative, photographs, and drawings to capture the Bay Bridge at a moment in time and put its importance to the San Francisco Bay Area into focus.

San Francisco - Oakland, California. Study completed 1998

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Bay Division Pipeline 2, Hayward Fault Crossing - Seismic Evaluation

Bay Division Pipeline 2, Hayward Fault Crossing

Seismic evaluation of the main water pipeline serving San Francisco.

Hayward, California. Evaluation completed 1998

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Las Vegas Hilton Sign - Wind Evaluation

Las Vegas Hilton Sign

Evaluation of the 280 foot tall Las Vegas Hilton Sign.

Las Vegas, Nevada. Evaluation completed 1997

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Gibraltar Bridge - Feasibility Study

Gibraltar Bridge

Structural feasibility study for building a 14 km long bridge across the Strait of Gibraltar, with maximum suspended spans of 5000 m. Studies focused on developing a structural system with the rigidity and dynamic characteristics necessary to assure adequate aerodynamic performance.

Strait of Gibraltar, Spain-Morocco. Study completed 1996

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St. Johns Bridge - Seismic Susceptibility Study

St. Johns Bridge

Seismic susceptibility study of a historic suspension bridge across the Willamette River.

Portland, Oregon. Investigation completed 1996

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