Wyo 257 over North Platte River
Fair Condition13 years old1,073 vehicles/day
Location
| State | Wyoming |
| County | Natrona |
| Location | Casper Streets |
| Carries | Wyo 257 |
| Crosses | North Platte River |
| Coordinates | 42.80500, -106.45960 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 504.9 ft (153.9 m) |
| Max Span | 214.9 ft (65.5 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 2031.5 sq m |
| Main Spans | 3 |
| Year Built | 2013 |
Traffic
| Avg Daily Traffic | 1,073 (2024) |
| Truck Traffic | 37% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | MBT |