Csah 21 over Prior Lake
Good Condition35 years old18,000 vehicles/day
Location
| State | Minnesota |
| County | Scott |
| Location | 1.4 Mi NW Of Jct TH 13 |
| Carries | Csah 21 |
| Crosses | Prior Lake |
| Coordinates | 44.71906, -93.43572 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 103.3 ft (31.5 m) |
| Max Span | 40.4 ft (12.3 m) |
| Deck Width | 68.2 ft (20.8 m) |
| Deck Area | 655.2 sq m |
| Main Spans | 3 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 18,000 (2019) |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 70517 |