I 84 over SH 21;gowen RD Ic

Good Condition11 years old52,000 vehicles/day

Location

StateIdaho
CountyAda
LocationBoise Scl
CarriesI 84
CrossesSH 21;gowen RD Ic
Coordinates43.54222, -116.16111

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length174.9 ft (53.3 m)
Max Span169.9 ft (51.8 m)
Deck Width117.1 ft (35.7 m)
Deck Area1902.8 sq m
Main Spans1
Year Built2015

Traffic

Avg Daily Traffic52,000 (2023)
Truck Traffic24%
Lanes On Bridge4
Lanes Under Bridge6

Inspection & Ownership

Last InspectionNovember 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000015771

Nearby Bridges