IRR BIA RTE 226 over Black Canyon Creek

Poor Condition61 years old5 vehicles/day

Location

StateMontana
CountyBig Horn
Location51.5 Km SW Of Lodge Grass
CarriesIRR BIA RTE 226
CrossesBlack Canyon Creek
Coordinates45.12439, -107.89835

Condition Ratings

Overall ConditionPoor
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure4 (Poor)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete
DesignChannel Beam
Total Length21.0 ft (6.4 m)
Max Span20.0 ft (6.1 m)
Deck Width19.0 ft (5.8 m)
Deck Area37.1 sq m
Main Spans1
Year Built1965 (reconstructed 1989)

Traffic

Avg Daily Traffic5 (2024)
Truck Traffic2%
Lanes On Bridge2

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerBureau of Indian Affairs
Historical SignificanceBridge is not eligible for the National Register
Structure Number00000000000C219