310th Street over Mid Tarkio Creek
Poor Condition58 years old329 vehicles/day
Location
| State | Iowa |
| County | Page |
| Location | 067392701 |
| Carries | 310th Street |
| Crosses | Mid Tarkio Creek |
| Coordinates | 40.59657, -95.30168 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 112.9 ft (34.4 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 350.9 sq m |
| Main Spans | 3 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 329 (2022) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2022 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000039040 |