US 20b over US 20 Nb-sb;s.rigby Ic

Fair Condition50 years old3,000 vehicles/day

Location

StateIdaho
CountyJefferson
Location0.5 S. Rigby
CarriesUS 20b
CrossesUS 20 Nb-sb;s.rigby Ic
Coordinates43.66089, -111.91889

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Single/Spread
Total Length301.8 ft (92 m)
Max Span95.1 ft (29 m)
Deck Width28.5 ft (8.7 m)
Deck Area800.4 sq m
Main Spans4
Year Built1976

Traffic

Avg Daily Traffic3,000 (2023)
Lanes On Bridge1
Lanes Under Bridge4

Inspection & Ownership

Last Inspection522
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000012710

Nearby Bridges