Fostoria Parkway over Interstate 680

Fair Condition34 years old8,400 vehicles/day

Location

StateCalifornia
CountyContra Costa
Location04-cc-680-r4.38-srmn
CarriesFostoria Parkway
CrossesInterstate 680
Coordinates37.77970, -121.97711

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length331.0 ft (100.9 m)
Max Span163.7 ft (49.9 m)
Deck Width100.1 ft (30.5 m)
Deck Area3077.4 sq m
Main Spans2
Year Built1992

Traffic

Avg Daily Traffic8,400 (2020)
Truck Traffic2%
Lanes On Bridge5
Lanes Under Bridge11

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number28 0316

Nearby Bridges