Shiloh Road over U.s. Highway 101

Fair Condition64 years old3,000 vehicles/day

Location

StateCalifornia
CountySonoma
Location04-son-101-27.62
CarriesShiloh Road
CrossesU.s. Highway 101
Coordinates38.52578, -122.79049

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length248.0 ft (75.6 m)
Max Span84.0 ft (25.6 m)
Deck Width40.4 ft (12.3 m)
Deck Area929.9 sq m
Main Spans4
Year Built1962

Traffic

Avg Daily Traffic3,000 (2018)
Truck Traffic7%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number20 0202

Nearby Bridges