I 90 over Rr

Fair Condition63 years old6,216 vehicles/day

Location

StateMontana
CountyMissoula
Location0.6m W Bonner
CarriesI 90
CrossesRr
Coordinates46.87354, -113.88899

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length358.9 ft (109.4 m)
Max Span68.9 ft (21 m)
Deck Width41.0 ft (12.5 m)
Deck Area1367.5 sq m
Main Spans3
Year Built1963 (reconstructed 1994)

Traffic

Avg Daily Traffic6,216 (2023)
Truck Traffic19%
Lanes On Bridge2

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090110+00332

Nearby Bridges

I 90 over Rr 0.0 mi Fair I 90 over Black Foot River 0.2 mi Good I 90 over Blackfoot River 0.2 mi Good S 200 over Blackfoot River 0.3 mi Fair S 200 over Int Bonner I 90 0.3 mi Fair I 90 over Abandoned Railroad 0.9 mi Fair I 90 WB over Abandoned Railroad 0.9 mi Fair S 210 over Mrl Spur (not In Use) 0.9 mi Fair I 90 over Sep Juniper Dr-clark Fk 1.0 mi Fair I 90 over Sep Juniper Dr-clark Fk 1.0 mi Fair