SH 21 over Mores Cr;n.y. Gulch #2

Fair Condition24 years old2,000 vehicles/day

Location

StateIdaho
CountyBoise
Location3.8 S. Idaho City
CarriesSH 21
CrossesMores Cr;n.y. Gulch #2
Coordinates43.79303, -115.87886

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length91.9 ft (28 m)
Max Span88.9 ft (27.1 m)
Deck Width40.0 ft (12.2 m)
Deck Area341.6 sq m
Main Spans1
Year Built2002

Traffic

Avg Daily Traffic2,000 (2023)
Truck Traffic18%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000012876

Nearby Bridges