Tampico RD over Antelope Creek
Fair Condition46 years old183 vehicles/day
Location
| State | Montana |
| County | Valley |
| Location | 5m SE Tampico |
| Carries | Tampico RD |
| Crosses | Antelope Creek |
| Coordinates | 48.25000, -106.75444 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 96.1 ft (29.3 m) |
| Max Span | 66.9 ft (20.4 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 287.1 sq m |
| Main Spans | 3 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 183 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | S00246006+07001 |