31st Street over I-235
Good Condition21 years old13,200 vehicles/day
Location
| State | Iowa |
| County | Polk |
| Location | 2.3 Mi. E Of Jct. Ia #28 |
| Carries | 31st Street |
| Crosses | I-235 |
| Coordinates | 41.59283, -93.65937 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 205.1 ft (62.5 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 73.8 ft (22.5 m) |
| Deck Area | 1406.2 sq m |
| Main Spans | 2 |
| Year Built | 2005 |
Traffic
| Avg Daily Traffic | 13,200 (2022) |
| Truck Traffic | 1% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000042401 |