Main Street over Contra Costa Canal

Poor Condition49 years old28,500 vehicles/day

Location

StateCalifornia
CountyContra Costa
Location.01 Mi Se/o Oakley RD
CarriesMain Street
CrossesContra Costa Canal
Coordinates37.99456, -121.70343

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure4 (Poor)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length38.1 ft (11.6 m)
Max Span36.1 ft (11 m)
Deck Width51.8 ft (15.8 m)
Deck Area183.3 sq m
Main Spans1
Year Built1977

Traffic

Avg Daily Traffic28,500 (2020)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection125
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number28C0270

Nearby Bridges