Uppr Boulder RD over Boulder Creek
Fair Condition34 years old20 vehicles/day
Location
| State | Iowa |
| County | Linn |
| Location | 086051601 |
| Carries | Uppr Boulder RD |
| Crosses | Boulder Creek |
| Coordinates | 42.26758, -91.43937 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 38.1 ft (11.6 m) |
| Max Span | 18.0 ft (5.5 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 84.7 sq m |
| Main Spans | 2 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 20 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000222731 |