Interstate 680 over Capitol Avenue

Fair Condition52 years old175,000 vehicles/day

Location

StateCalifornia
CountySanta Clara
Location04-scl-680-m5.07-sjs
CarriesInterstate 680
CrossesCapitol Avenue
Coordinates37.39855, -121.87508

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length280.8 ft (85.6 m)
Max Span134.8 ft (41.1 m)
Deck Width228.3 ft (69.6 m)
Deck Area5957.8 sq m
Main Spans2
Year Built1974

Traffic

Avg Daily Traffic175,000 (2009)
Truck Traffic5%
Lanes On Bridge10
Lanes Under Bridge5

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number37 0297

Nearby Bridges