Chicago St. over Boise River

Fair Condition46 years old1,000 vehicles/day

Location

StateIdaho
CountyCanyon
LocationIn Caldwell
CarriesChicago St.
CrossesBoise River
Coordinates43.67769, -116.69831

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure8 (Very Good)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length208.0 ft (63.4 m)
Max Span67.9 ft (20.7 m)
Deck Width43.6 ft (13.3 m)
Deck Area843.2 sq m
Main Spans3
Year Built1980

Traffic

Avg Daily Traffic1,000 (2023)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000021770

Nearby Bridges