51st ST DR over Rock Ck
Good Condition7 years old15 vehicles/day
Location
| State | Iowa |
| County | Benton |
| Location | 083111003 |
| Carries | 51st ST DR |
| Crosses | Rock Ck |
| Coordinates | 42.27548, -92.10633 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 110.9 ft (33.8 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 341.4 sq m |
| Main Spans | 3 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 15 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 422 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000073321 |