FM over Thunder Creek
Good Condition27 years old1,770 vehicles/day
Location
| State | Iowa |
| County | Marion |
| Location | 077182706 |
| Carries | FM |
| Crosses | Thunder Creek |
| Coordinates | 41.44071, -92.92367 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 111.9 ft (34.1 m) |
| Max Span | 109.9 ft (33.5 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 334.2 sq m |
| Main Spans | 1 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 1,770 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000241011 |