T 149 over Five Mile Creek
Big Stone County, Minnesota · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- T 149 over Five Mile Creek in Big Stone County, Minnesota, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1968, making it 57 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 1973).
- Its listed owner is a town or township highway agency.
- It is one of 1 of the 17 inventoried bridges in Big Stone County rated poor (5.9%); 1 (5.9%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (45.2101, -96.13316)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 3 | Serious condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 20 ft |
| Location | 1.4 Mi SW of Jct Th 7 |
| NBI structure number | L8877 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Big Stone County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 12 over Minnesota River | 2012 | 4,366 | Fair |
| US 75 over Stony Run | 1932 | 1,527 | Fair |
| Csah 30 over Minnesota River | 2007 | 1,400 | Good |
| US 12 over Stony Run | 2021 | 1,250 | Good |
| Mn 7 over Five Mile Creek | 1934 | 1,137 | Fair |
| Mn 28 over Co Ditch # 10 | 1978 | 1,035 | Fair |
All bridges nearby: Big Stone County, MN bridge conditions · every bridge in Big Stone County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.