Grand Loop Road over Gardner River
Fair Condition87 years old4,350 vehicles/day
Location
| State | Wyoming |
| County | Park |
| Location | 1.6 Mi. Southeast Of Mamm |
| Carries | Grand Loop Road |
| Crosses | Gardner River |
| Coordinates | 44.95956, -110.68117 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Deck |
| Total Length | 961.9 ft (293.2 m) |
| Max Span | 207.0 ft (63.1 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 2492.2 sq m |
| Main Spans | 4 |
| Year Built | 1939 (reconstructed 1977) |
Traffic
| Avg Daily Traffic | 4,350 (2024) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | National Park Service |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 1570023P0000000 |