Csah 21 over E Br Chippewa River
Pope County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Csah 21 over E Br Chippewa River in Pope County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1918 and reconstructed in 1998, making it 107 years old at the 2025 inventory.
- It carries about 85 vehicles a day (traffic count year 2019).
- Its listed owner is the county highway agency.
- It is one of 6 of the 47 inventoried bridges in Pope County rated fair (12.8%); 1 (2.1%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (45.51143, -95.32095)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 30 ft |
| Location | 0.1 Mi S of Jct Csah 23 |
| NBI structure number | 1816 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Pope County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mn 29 over Mn 55; Railroad | 2022 | 6,000 | Fair |
| Mn 29 over Outlet Creek | 2012 | 3,650 | Good |
| Mn 55 over Th 28 | 1987 | 3,000 | Fair |
| Mn 55 over E Br Chippewa River | 1935 | 2,385 | Fair |
| Mn 28 over Little Chippewa River | 1931 | 2,000 | Good |
| Mn 28 over Chippewa River | 1981 | 2,000 | Good |
All bridges nearby: Pope County, MN bridge conditions · every bridge in Pope County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.