Csah 4 over Rum River
Fair Condition46 years old810 vehicles/day
Location
| State | Minnesota |
| County | Mille Lacs |
| Location | 0.2 Mi N Of Jct Csah 8 |
| Carries | Csah 4 |
| Crosses | Rum River |
| Coordinates | 45.70210, -93.58521 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 279.2 ft (85.1 m) |
| Max Span | 90.9 ft (27.7 m) |
| Deck Width | 49.9 ft (15.2 m) |
| Deck Area | 1293.5 sq m |
| Main Spans | 3 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 810 (2018) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 48522 |