G Street over State Route 4

Good Condition12 years old30,000 vehicles/day

Location

StateCalifornia
CountyContra Costa
Location04-cc-004-27.29-ant
CarriesG Street
CrossesState Route 4
Coordinates37.99861, -121.81514

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length267.1 ft (81.4 m)
Max Span144.4 ft (44 m)
Deck Width67.9 ft (20.7 m)
Deck Area1685.0 sq m
Main Spans2
Year Built2014

Traffic

Avg Daily Traffic30,000 (2019)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge10

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number28 0400

Nearby Bridges

G ST over Up Rr 0.3 mi Fair Putnam Street over West Antioch Creek 0.4 mi Fair State Route 4 WB over Contra Loma BLVD 0.4 mi Good State Route 4 EB over Contra Loma BLVD 0.4 mi Good State Route 4 WB over A Street 0.5 mi Good State Route 4 EB over A Street 0.5 mi Good State Route 4 WB over Cavallo Road 0.9 mi Good State Route 4 EB over Cavallo Road 0.9 mi Good West Tenth Street over West Antioch Creek 1.0 mi Good WB Route 4 Offramp over Somersville Road 1.3 mi Good