Custer Frtg RD over Sand Coulee 003
Fair Condition86 years old147 vehicles/day
Location
| State | Montana |
| County | Yellowstone |
| Location | 1m E Pompeys Pillar |
| Carries | Custer Frtg RD |
| Crosses | Sand Coulee 003 |
| Coordinates | 46.00632, -107.91502 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 58.1 ft (17.7 m) |
| Max Span | 19.4 ft (5.9 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 161.1 sq m |
| Main Spans | 3 |
| Year Built | 1940 |
Traffic
| Avg Daily Traffic | 147 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L56788029+05001 |