Csah 1 over Sandhill River
Polk County, Minnesota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Csah 1 over Sandhill River in Polk County, Minnesota, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 2004, making it 21 years old at the 2025 inventory.
- It carries about 990 vehicles a day (traffic count year 2017).
- Its listed owner is the county highway agency.
- It is one of 167 of the 269 inventoried bridges in Polk County rated good (62.1%); 8 (3.0%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (47.54277, -95.89583)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 22 ft |
| Location | 4.0 Mi E of Jct Th 59 |
| NBI structure number | 60K53 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Polk County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 2 over Red River | 1963 | 15,475 | Fair |
| US 2 over 4th ST NW | 1964 | 13,700 | Fair |
| US 2B over Red River | 1929 | 13,400 | Fair |
| Msas 119 over Red Lake River | 1980 | 7,400 | Fair |
| Msas 113 over Red River of the North | 1967 | 6,630 | Fair |
| US 2 over Red Lake River | 1990 | 4,760 | Fair |
All bridges nearby: Polk County, MN bridge conditions · every bridge in Polk County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.