SH 75 over Big Wood River

Fair Condition68 years old1,400 vehicles/day

Location

StateIdaho
CountyBlaine
Location14.6 N. Ketchum
CarriesSH 75
CrossesBig Wood River
Coordinates43.78275, -114.54511

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length107.0 ft (32.6 m)
Max Span66.9 ft (20.4 m)
Deck Width36.1 ft (11 m)
Deck Area358.6 sq m
Main Spans3
Year Built1958

Traffic

Avg Daily Traffic1,400 (2023)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000017690

Nearby Bridges

Fdr over Wood River 0.5 mi Fair Fdr over Wood River 1.1 mi Fair Fdr over Baker Creek 4.3 mi Good Fdr over Wood River 4.4 mi Fair SH 75 over Big Wood River 5.0 mi Good