Caulfield Lane over U.s. Highway 101

Fair Condition52 years old2,500 vehicles/day

Location

StateCalifornia
CountySonoma
Location04-son-101-3.98-pet
CarriesCaulfield Lane
CrossesU.s. Highway 101
Coordinates38.23737, -122.62046

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Multiple
Total Length246.7 ft (75.2 m)
Max Span124.3 ft (37.9 m)
Deck Width62.0 ft (18.9 m)
Deck Area1421.3 sq m
Main Spans2
Year Built1974

Traffic

Avg Daily Traffic2,500 (2015)
Truck Traffic5%
Lanes On Bridge4
Lanes Under Bridge4

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number20 0245

Nearby Bridges