US 20 Wbl over Sh43;eirr;w Belt Brdg Ic

Fair Condition40 years old17,750 vehicles/day

Location

StateIdaho
CountyBonneville
LocationNear Ucon
CarriesUS 20 Wbl
CrossesSh43;eirr;w Belt Brdg Ic
Coordinates43.59344, -111.97003

Condition Ratings

Overall ConditionFair
Deck8 (Very Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length234.9 ft (71.6 m)
Max Span73.2 ft (22.3 m)
Deck Width43.6 ft (13.3 m)
Deck Area952.3 sq m
Main Spans4
Year Built1986

Traffic

Avg Daily Traffic17,750 (2023)
Truck Traffic7%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000012405

Nearby Bridges