County Line RD over Sm Stream
Good Condition37 years old40 vehicles/day
Location
| State | Iowa |
| County | Louisa |
| Location | 074053104 |
| Carries | County Line RD |
| Crosses | Sm Stream |
| Coordinates | 41.16660, -91.48580 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 59.9 sq m |
| Main Spans | 2 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 40 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000224351 |