T 50 over Watonwan River
Cottonwood County, Minnesota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- T 50 over Watonwan River in Cottonwood County, Minnesota, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 1977, making it 48 years old at the 2025 inventory.
- It carries about 60 vehicles a day (traffic count year 1986).
- Its listed owner is a town or township highway agency.
- It is one of 111 of the 150 inventoried bridges in Cottonwood County rated good (74.0%); 9 (6.0%) 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 → (43.96356, -94.93206)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 8 | Very good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 46 ft |
| Location | 0.6 Mi W of Jct Csah 1 |
| NBI structure number | 91609 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Cottonwood County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mn 60 over Des Moines River | 1971 | 11,239 | Poor |
| Mn 60 over UP RR | 1987 | 3,684 | Fair |
| Mn 60 over UP RR | 1987 | 3,684 | Fair |
| US 71 over Des Moines River | 2010 | 2,550 | Good |
| Mn 62 over Des Moines River | 1974 | 2,533 | Fair |
| M 74 over Perkins Creek | 2009 | 2,500 | Good |
All bridges nearby: Cottonwood County, MN bridge conditions · every bridge in Cottonwood County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.