310th ST over Drainage
Poor Condition75 years old90 vehicles/day
Location
| State | Iowa |
| County | Story |
| Location | 082212001 |
| Carries | 310th ST |
| Crosses | Drainage |
| Coordinates | 41.90651, -93.31527 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 55.5 sq m |
| Main Spans | 1 |
| Year Built | 1951 (reconstructed 1988) |
Traffic
| Avg Daily Traffic | 90 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000313530 |