Csah 21 over S Fk Watonwan River
Good Condition48 years old410 vehicles/day
Location
| State | Minnesota |
| County | Watonwan |
| Location | 0.7 Mi W Of Jct Csah 5 |
| Carries | Csah 21 |
| Crosses | S Fk Watonwan River |
| Coordinates | 43.84821, -94.79475 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 55.1 ft (16.8 m) |
| Max Span | 14.8 ft (4.5 m) |
| Deck Area | 164.6 sq m |
| Main Spans | 3 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 410 (2016) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2022 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 93354 |