US 20 Service Road over Elkhorn Creek
Fair Condition69 years old181 vehicles/day
Location
| State | Wyoming |
| County | Natrona |
| Location | East Yellowstone - Casper |
| Carries | US 20 Service Road |
| Crosses | Elkhorn Creek |
| Coordinates | 42.85544, -106.23961 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 81.0 ft (24.7 m) |
| Max Span | 21.7 ft (6.6 m) |
| Deck Width | 29.2 ft (8.9 m) |
| Deck Area | 219.8 sq m |
| Main Spans | 4 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 181 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | BLX |