I-680 On/off-ramp over Capitol Expressway

Fair Condition52 years old14,800 vehicles/day

Location

StateCalifornia
CountySanta Clara
Location04-scl-680-m1.41-sjs
CarriesI-680 On/off-ramp
CrossesCapitol Expressway
Coordinates37.35537, -121.83889

Condition Ratings

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

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length202.1 ft (61.6 m)
Max Span100.1 ft (30.5 m)
Deck Width38.1 ft (11.6 m)
Deck Area714.6 sq m
Main Spans2
Year Built1974

Traffic

Avg Daily Traffic14,800 (2009)
Truck Traffic3%
Lanes On Bridge2
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 0288K

Nearby Bridges