I 90 over Grant Creek

Good Condition61 years old27,328 vehicles/day

Location

StateMontana
CountyMissoula
LocationReserve ST Int Missoula
CarriesI 90
CrossesGrant Creek
Coordinates46.91370, -114.03451

Condition Ratings

Overall ConditionGood
Channel/Waterway6 (Satisfactory)
Culvert7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length32.5 ft (9.9 m)
Max Span14.1 ft (4.3 m)
Deck Area475.2 sq m
Main Spans1
Year Built1965 (reconstructed 1990)

Traffic

Avg Daily Traffic27,328 (2023)
Truck Traffic9%
Lanes On Bridge9

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090101+07001

Nearby Bridges

I 90 over Int Reserve Street 0.0 mi Poor I 90 over Int Reserve Street 0.0 mi Fair Expo PKWY over Grant Creek 117 0.2 mi Fair Prospect DR over Grant Creek 001 0.6 mi Good Expressway RD over Grant Creek 003 0.6 mi Fair International DR over Grant Creek 005 0.8 mi Fair Reserve ST over W Broadway St-rr 1.0 mi Fair I 90 over Sep Coal Mine Road 1.5 mi Fair I 90 over Sep Coal Mine Road 1.5 mi Good I 90 over Sep Airway BLVD 1.7 mi Good