State Route 4 over Crosstown FWY Viaduct

Fair Condition51 years old74,000 vehicles/day

Location

StateCalifornia
CountySan Joaquin
Location10-sj-004-r16.62-stkn
CarriesState Route 4
CrossesCrosstown FWY Viaduct
Coordinates37.94970, -121.29054

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length4367.1 ft (1331.1 m)
Max Span129.9 ft (39.6 m)
Deck Width108.6 ft (33.1 m)
Deck Area44059.4 sq m
Main Spans36
Year Built1975 (reconstructed 1988)

Traffic

Avg Daily Traffic74,000 (2009)
Truck Traffic10%
Lanes On Bridge6
Lanes Under Bridge23

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number29 0269

Nearby Bridges