US 136 over Mississippi River Rr RD
Fair Condition41 years old10,500 vehicles/day
Location
| State | Iowa |
| County | Lee |
| Location | Over Miss. River-keokuk |
| Carries | US 136 |
| Crosses | Mississippi River Rr RD |
| Coordinates | 40.39237, -91.37984 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 3346.1 ft (1019.9 m) |
| Max Span | 294.9 ft (89.9 m) |
| Deck Width | 75.8 ft (23.1 m) |
| Deck Area | 23559.7 sq m |
| Main Spans | 15 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 10,500 (2022) |
| Truck Traffic | 6% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 922 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000033201 |