State Route 4 EB over Contra Loma BLVD

Good Condition11 years old57,000 vehicles/day

Location

StateCalifornia
CountyContra Costa
Location04-cc-004-26.93-ant
CarriesState Route 4 EB
CrossesContra Loma BLVD
Coordinates37.99933, -121.82189

Condition Ratings

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

Physical Characteristics

MaterialPrestressed Concrete
DesignSlab
Total Length162.1 ft (49.4 m)
Max Span78.7 ft (24 m)
Deck Width70.9 ft (21.6 m)
Deck Area1067.0 sq m
Main Spans2
Year Built2015

Traffic

Avg Daily Traffic57,000 (2017)
Truck Traffic8%
Lanes On Bridge4
Lanes Under Bridge7

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number28 0399R

Nearby Bridges

State Route 4 WB over Contra Loma BLVD 0.0 mi Good G Street over State Route 4 0.4 mi Good Putnam Street over West Antioch Creek 0.4 mi Fair G ST over Up Rr 0.5 mi Fair West Tenth Street over West Antioch Creek 0.8 mi Good State Route 4 WB over A Street 0.8 mi Good State Route 4 EB over A Street 0.9 mi Good WB Route 4 Offramp over Somersville Road 0.9 mi Good State Route 4 EB over Somersville Road 0.9 mi Good State Route 4 WB over Somersville Road 0.9 mi Good