State Route 271 over Big Dann Creek

Fair Condition93 years old150 vehicles/day

Location

StateCalifornia
CountyMendocino
Location01-men-271-4.92
CarriesState Route 271
CrossesBig Dann Creek
Coordinates39.84690, -123.69559

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure5 (Fair)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical9 — Foundation above flood level

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length585.0 ft (178.3 m)
Max Span319.9 ft (97.5 m)
Deck Width27.6 ft (8.4 m)
Deck Area1497.7 sq m
Main Spans1
Year Built1933

Traffic

Avg Daily Traffic150 (2009)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is eligible for the National Register
Structure Number10 0030

Nearby Bridges

U.s. Highway 101 over Marion Lane 0.2 mi Fair U.s. Highway 101 over Cedar Creek 0.3 mi Fair State Route 271 over Cedar Creek 0.3 mi Good State Route 271 over U.s. 101 (@ Pm R89.56) 0.7 mi Fair U.s. Highway 101 over SR 271 (@ Pm 3.38) 1.3 mi Fair State Route 1 over South Fork Eel River 1.9 mi Fair U.s. Highway 101 over Jitney Gulch 2.2 mi Fair U.s. Highway 101 over Rock Creek 2.6 mi Fair U.s. Highway 101 over SR 271 (@ Pm 0.02) 3.5 mi Fair U.s. Highway 101 over Rattlesnake Creek 4.2 mi Fair