US 20b over US 20;n.rigby Ic

Fair Condition51 years old9,500 vehicles/day

Location

StateIdaho
CountyJefferson
Location0.7 N. Rigby
CarriesUS 20b
CrossesUS 20;n.rigby Ic
Coordinates43.68236, -111.90556

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Single/Spread
Total Length229.0 ft (69.8 m)
Max Span111.9 ft (34.1 m)
Deck Width46.6 ft (14.2 m)
Deck Area991.2 sq m
Main Spans2
Year Built1975

Traffic

Avg Daily Traffic9,500 (2023)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000012720

Nearby Bridges