Csah 21 over Bear Island River
Good Condition5 years old1,500 vehicles/day
Location
| State | Minnesota |
| County | St. Louis |
| Location | 0.1 Mi N Of Jct Csah 120 |
| Carries | Csah 21 |
| Crosses | Bear Island River |
| Coordinates | 47.80161, -91.89317 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 53.5 ft (16.3 m) |
| Max Span | 51.2 ft (15.6 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 234.7 sq m |
| Main Spans | 1 |
| Year Built | 2021 |
Traffic
| Avg Daily Traffic | 1,500 (2019) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 69A73 |