N3670 over Sand Creek
Good Condition29 years old70 vehicles/day
Location
| State | Oklahoma |
| County | Seminole |
| Location | 1.7 N & 1 W Of Cromwell |
| Carries | N3670 |
| Crosses | Sand Creek |
| Coordinates | 35.36577, -96.47657 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 103.0 ft (31.4 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 276.3 sq m |
| Main Spans | 1 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 70 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 249060000000000 |