Project Portfolio
OPAC has a broad portfolio of completed bridge and structural engineering projects. Some of our projects - across all structure and service types - are listed below. Use the Projects submenus above to browse more complete listings of projects by structure type.
Selected OPAC Projects: (95 Total, 5 on this page)
BART Substations Replacement - Structural Design and Construction Support
Structural design and construction support for BART traction power facilities replacement projects.
San Francisco Bay Area, California. Scheduled construction completion 2024
BART 34.5 KV Cable Replacement - Structural Design and Construction Support
Structural design for BART 34.5 KV Cable Replacement project.
San Francisco Bay Area, California. Scheduled Construction Completion 2022
Chalk Hill Road Bridge Replacement - Design and Construction Support
Design of a girder bridge or an arch bridge to replace an existing arch bridge in rural Sonoma County.
Sonoma County, California. Scheduled design completion 2021
Sonoma County On-Call Engineering Services under FEMA and FHWA Fundings - Design and Construction Support
Providing emergency engineering service to Sonoma County.
Sonoma County, California. Contract term expires 2021
Lambert Bridge Road Bridge Replacement - Design and Construction Support
Design of a concrete arch bridge to replace the existing truss bridge in rural Sonoma, California.
Sonoma County, California. Scheduled design completion 2020