US Highway 101 NB over ST RTE 128 (canyon Rd)

Fair Condition51 years old14,250 vehicles/day

Location

StateCalifornia
CountySonoma
Location04-son-101-r43.36
CarriesUS Highway 101 NB
CrossesST RTE 128 (canyon Rd)
Coordinates38.71354, -122.91878

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure5 (Fair)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length145.0 ft (44.2 m)
Max Span142.7 ft (43.5 m)
Deck Width41.0 ft (12.5 m)
Deck Area552.5 sq m
Main Spans1
Year Built1975

Traffic

Avg Daily Traffic14,250 (2017)
Truck Traffic11%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection423
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number20 0244R

Nearby Bridges

US Highway 101 SB over ST RTE 128 (canyon Rd) 0.0 mi Good State Route 128 over Header Draw 1.1 mi Fair State Route 128 over Russian River 1.2 mi Fair River Road over Gill Creek 1.5 mi Fair Canyon RD over Canyon Creek 1.6 mi Fair US Highway 101 SB over Geyserville AVE 1.9 mi Fair US Highway 101 NB over Geyserville AVE 1.9 mi Fair State Route 128 over Rockaway Creek 2.0 mi Fair Dry Creek RD over Canyon Creek 2.0 mi Good Yoakim Bridge RD over Dry Creek 2.5 mi Fair