N3570 over Salt Creek
Poor Condition114 years old100 vehicles/day
Location
| State | Oklahoma |
| County | Lincoln |
| Location | .3s 1e .3n Of I44 & Sh99 |
| Carries | N3570 |
| Crosses | Salt Creek |
| Coordinates | 35.75809, -96.64504 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 63.0 ft (19.2 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 105.6 sq m |
| Main Spans | 1 |
| Year Built | 1912 |
Traffic
| Avg Daily Traffic | 100 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 003100000000000 |