18th ST over Interstate 980

Fair Condition53 years old5,000 vehicles/day

Location

StateCalifornia
CountyAlameda
Location04-ala-980-0.90-oak
Carries18th ST
CrossesInterstate 980
Coordinates37.80961, -122.27656

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length237.9 ft (72.5 m)
Max Span119.1 ft (36.3 m)
Deck Width69.6 ft (21.2 m)
Deck Area1,537 sq m
Main Spans2
Year Built1973

Traffic

Avg Daily Traffic5,000 (2012)
Truck Traffic2%
Lanes On Bridge3
Lanes Under Bridge8

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number33 0460

Nearby Bridges

17th Street over Interstate 980 0.0 mi Fair Brush St-w980 On R over W980-12th ST Off-ramp 0.2 mi Fair Interstate RTE 980 over San Pablo W Grand Mlkj 0.2 mi Good 14th Street over Interstate 980 0.2 mi Fair 12th St-e980 On-rp over E980-17th ST Off-ramp 0.3 mi Good 12 TH Street over Interstate 980 0.3 mi Fair 11th Street over Interstate 980 0.4 mi Fair Interstate 980 over 27th Northgate Sycamore 0.4 mi Good Interstate 980 over 27th Northgate Sycamore 0.5 mi Good Interstate 880 NB over Adeline Bartd Union 5th 0.7 mi Fair