Csah 31 over Rush Creek
Good Condition48 years old678 vehicles/day
Location
| State | Minnesota |
| County | Chisago |
| Location | 0.2 Mi S Of Jct Csah 1 |
| Carries | Csah 31 |
| Crosses | Rush Creek |
| Coordinates | 45.68293, -93.01232 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 22.6 ft (6.9 m) |
| Max Span | 8.5 ft (2.6 m) |
| Deck Area | 58.6 sq m |
| Main Spans | 2 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 678 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 922 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 91742 |