T 108 over Mill Creek
Olmsted County, Minnesota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- T 108 over Mill Creek in Olmsted 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 1982, making it 43 years old at the 2025 inventory.
- It carries about 15 vehicles a day (traffic count year 1986).
- Its listed owner is a town or township highway agency.
- It is one of 235 of the 367 inventoried bridges in Olmsted County rated good (64.0%); 5 (1.4%) 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 → (43.90782, -92.21381)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 43 ft |
| Location | 0.2 Mi N Jct CR 137 |
| NBI structure number | L6348 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Olmsted County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 52 over Stream | 2005 | 52,227 | Good |
| US 52 over Kings Run | 2005 | 52,227 | Fair |
| US 52 over Cascade Creek | 2004 | 46,000 | Good |
| US 52 over US 14(CIVIC Center Dr) | 2004 | 45,000 | Good |
| US 52 over US 14(CIVIC Center Dr) | 2004 | 42,317 | Good |
| US 52 over Cascade Creek | 2004 | 42,317 | Good |
All bridges nearby: Olmsted County, MN bridge conditions · every bridge in Olmsted County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.