US 91 over Gibson Lateral Canal

Poor Condition103 years old3,800 vehicles/day

Location

StateIdaho
CountyBingham
Location5.7 N. Fort Hall
CarriesUS 91
CrossesGibson Lateral Canal
Coordinates43.11036, -112.41581

Condition Ratings

Overall ConditionPoor
Deck5 (Fair)
Superstructure4 (Poor)
Substructure4 (Poor)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length27.9 ft (8.5 m)
Max Span26.9 ft (8.2 m)
Deck Width34.4 ft (10.5 m)
Deck Area89.2 sq m
Main Spans1
Year Built1923 (reconstructed 1949)

Traffic

Avg Daily Traffic3,800 (2023)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000017520

Nearby Bridges