Hilltop Drive WB over Interstate 80

Fair Condition49 years old32,500 vehicles/day

Location

StateCalifornia
CountyContra Costa
Location04-cc-080-5.99-rch
CarriesHilltop Drive WB
CrossesInterstate 80
Coordinates37.97635, -122.31887

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length286.1 ft (87.2 m)
Max Span149.9 ft (45.7 m)
Deck Width44.0 ft (13.4 m)
Deck Area1168.5 sq m
Main Spans2
Year Built1977

Traffic

Avg Daily Traffic32,500 (2019)
Truck Traffic1%
Lanes On Bridge2
Lanes Under Bridge10

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number28 0281L

Nearby Bridges