US 20 Wbl over Idaho Canal

Fair Condition56 years old13,000 vehicles/day

Location

StateIdaho
CountyBonneville
Location2.5 N. Idaho Falls
CarriesUS 20 Wbl
CrossesIdaho Canal
Coordinates43.52984, -112.01892

Condition Ratings

Overall ConditionFair
Deck8 (Very Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length81.0 ft (24.7 m)
Max Span80.1 ft (24.4 m)
Deck Width43.6 ft (13.3 m)
Deck Area328.5 sq m
Main Spans1
Year Built1970 (reconstructed 2008)

Traffic

Avg Daily Traffic13,000 (2023)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last Inspection322
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000012370

Nearby Bridges