S 287 over Weber Irrigation Canal
Poor Condition76 years old2,300 vehicles/day
Location
| State | Montana |
| County | Madison |
| Location | 2m SW Ennis |
| Carries | S 287 |
| Crosses | Weber Irrigation Canal |
| Coordinates | 45.32554, -111.74585 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 76.3 sq m |
| Main Spans | 1 |
| Year Built | 1950 |
Traffic
| Avg Daily Traffic | 2,300 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00029002+01331 |