NE 56th ST over East Four Mile Creek
Good Condition39 years old8,525 vehicles/day
Location
| State | Iowa |
| County | Polk |
| Location | 079233510 |
| Carries | NE 56th ST |
| Crosses | East Four Mile Creek |
| Coordinates | 41.60726, -93.50326 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 98.1 ft (29.9 m) |
| Max Span | 95.1 ft (29 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 394.7 sq m |
| Main Spans | 1 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 8,525 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000283335 |