E-50 (140th St) over So Branch Elk River
Good Condition47 years old860 vehicles/day
Location
| State | Iowa |
| County | Clinton |
| Location | 083e62901 |
| Carries | E-50 (140th St) |
| Crosses | So Branch Elk River |
| Coordinates | 41.97544, -90.28109 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 89.9 ft (27.4 m) |
| Max Span | 34.1 ft (10.4 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 268.5 sq m |
| Main Spans | 3 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 860 (2022) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000125851 |