W Quarry RD over Rock Creek
Fair Condition39 years old5 vehicles/day
Location
| State | Iowa |
| County | Black Hawk |
| Location | 87-14-13-01-10 |
| Carries | W Quarry RD |
| Crosses | Rock Creek |
| Coordinates | 42.35536, -92.41748 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 89.1 sq m |
| Main Spans | 2 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 5 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000074631 |