Csah 15 over I 94
Douglas County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Csah 15 over I 94 in Douglas County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1966, making it 59 years old at the 2025 inventory.
- It carries about 75 vehicles a day (traffic count year 2018).
- Its listed owner is the state highway agency.
- It is one of 17 of the 40 inventoried bridges in Douglas County rated fair (42.5%); 3 (7.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated August 2024, on a 24-month routine inspection cycle.
- 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 → (45.96887, -95.64495)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 233 ft |
| Location | 5.0 Mi SE of Jct Th 79 |
| NBI structure number | 21809 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Douglas County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mn 29 over I 94 | 2015 | 9,800 | Good |
| I 94 over Th 114 | 1967 | 9,543 | Good |
| I 94 over Latoka Lake | 2018 | 9,543 | Good |
| I 94 over Latoka Lake | 2019 | 9,543 | Good |
| I 94 over Th 114 | 1967 | 9,300 | Good |
| Mn 27 over I 94 | 1995 | 9,000 | Fair |
All bridges nearby: Douglas County, MN bridge conditions · every bridge in Douglas County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.