SR 12 EB over US 101 & Connector Ramps

Fair Condition62 years old36,500 vehicles/day

Location

StateCalifornia
CountySonoma
Location04-son-012-r16.01-sro
CarriesSR 12 EB
CrossesUS 101 & Connector Ramps
Coordinates38.43106, -122.71588

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length311.0 ft (94.8 m)
Max Span83.0 ft (25.3 m)
Deck Width52.2 ft (15.9 m)
Deck Area1507.3 sq m
Main Spans4
Year Built1964

Traffic

Avg Daily Traffic36,500 (2016)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number20 0208R

Nearby Bridges

SR 12 WB over US 101 & Connector Ramps 0.0 mi Fair E12-n101 Connector over SR 12 & US 101 0.1 mi Fair SR 12 EB over S101-e12 Connector Ramp 0.1 mi Fair SR 12 WB over S101-e12 Connector Ramp 0.1 mi Fair E12-n&s101 Connctr over Olive Street 0.2 mi Fair State Route 12 over Olive Street 0.2 mi Fair State Route 12 over Olive Street 0.2 mi Fair S101-w12 Connector over Olive Street 0.2 mi Fair WB State Route 12 over Santa Rosa AVE 0.2 mi Fair EB State Route 12 over Santa Rosa AVE 0.2 mi Fair