IRR - SR 480 over MISSOURI RIVER
9M SW BROCKTON · County 083, Montana · Built 1968 · 2 Lanes · 80 vehicles/day
Overall
Deck
6
Satisfactory
Superstructure
5
Fair
Substructure
6
Satisfactory
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 6 | Satisfactory |
| Superstructure | 5 | Fair |
| Substructure | 6 | Satisfactory |
Location
48.064019, -105.031683
This bridge is in worse condition than 84.5% of bridges in County 083. The average bridge in Montana is 0 years old; this one is 58 years old.
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IRR - S 480 over LONG GRASS CREEK
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Bridge Details
- Structure #
- S00480003+00001
- Year Built
- 1968
- Length
- 322.1 m (1056.8 ft)
- Max Span
- 81 m
- Width
- 10.1 m (33.1 ft)
- Lanes
- 2
- Daily Traffic
- 80
- Material
- Steel Continuous
- Design
- Girder and Floorbeam System
- Owner
- State Highway Agency
- Last Inspected
- N/A
- Est. Improvement
- $2,074,000
- Total Project Cost
- $2,282,000
Data from FHWA National Bridge Inventory. Bridge conditions may have changed since the last inspection. This site is not affiliated with FHWA. Do not use for route clearance purposes.