20 S 11 W 36.00: over Twin Sisters Creek

Fair Condition71 years old50 vehicles/day

Location

StateOregon
CountyDouglas
Location41.4 Miles NE Of HWY 101
Carries20 S 11 W 36.00:
CrossesTwin Sisters Creek
Coordinates43.82806, -123.67917

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length138.1 ft (42.1 m)
Max Span62.0 ft (18.9 m)
Deck Width18.7 ft (5.7 m)
Deck Area240.0 sq m
Main Spans4
Year Built1955

Traffic

Avg Daily Traffic50 (2023)
Truck Traffic10%
Lanes On Bridge1

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerBureau of Land Management
Historical SignificanceHistorical significance is not determined
Structure Number0000000L1439048

Nearby Bridges

20 S 08 W 18.02: over Smith River 0.7 mi Good 20 S 08 W 17.00: over South Sisters Creek 1.0 mi Good 20 S 11 W 36.00: over North Fork Smith River 2.3 mi Fair 20 S 08 W 28.00: over Smith River 2.6 mi Good 20 S 11 W 36.00: over Smith River 2.8 mi Fair 20 S 08 W 22.00: over South Sister Creek 2.9 mi Good 20 S 09 W 25.02: over Smith River 2.9 mi Good 20 S 09 W 27.01: over West Fork Smith River 3.3 mi Fair 19 S 08 W 31.00: over West Fork Smith River 3.6 mi Fair 20 S 08 W 13.00: over South Sister Creek 4.0 mi Good