N3440 over Rock Creek
Good Condition22 years old50 vehicles/day
Location
| State | Oklahoma |
| County | Pottawatomie |
| Location | .8 N & 2 W Of Johnston |
| Carries | N3440 |
| Crosses | Rock Creek |
| Coordinates | 35.41772, -96.87678 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 182.7 ft (55.7 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 484.6 sq m |
| Main Spans | 3 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 50 (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 not eligible for the National Register |
| Structure Number | 281290000000000 |