HWY 241 over Isthmus Slough

Fair Condition95 years old10,903 vehicles/day

Location

StateOregon
CountyCoos
Location00.2 Mi SW Eastside Scl
CarriesHWY 241
CrossesIsthmus Slough
Coordinates43.35651, -124.19400

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical4 — Foundations need monitoring

Physical Characteristics

MaterialSteel
DesignMovable - Bascule
Total Length1690.9 ft (515.4 m)
Max Span140.1 ft (42.7 m)
Deck Width36.1 ft (11 m)
Deck Area5669.4 sq m
Main Spans1
Year Built1931 (reconstructed 1960)

Traffic

Avg Daily Traffic10,903 (2022)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number01132F241 00051

Nearby Bridges