Mn 30 over Des Moines River
Murray County, Minnesota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mn 30 over Des Moines River in Murray County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1952, making it 73 years old at the 2025 inventory.
- It carries about 1,200 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 18 of the 134 inventoried bridges in Murray County rated fair (13.4%); 6 (4.5%) 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 September 2023, 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 → (44.06569, -95.64491)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete girder and floorbeam |
| Length | about 62 ft |
| Location | 1.5 Mi E of Currie |
| NBI structure number | 6782 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Murray County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 59 over Stream | 1933 | 6,014 | Fair |
| US 59 over Beaver Creek | 1988 | 3,500 | Good |
| US 59 over Lime Creek | 1996 | 2,281 | Fair |
| Mn 30 over Jud Ditch # 14 | 1990 | 2,058 | Good |
| Csah 4 over Chanarambie Creek | 1983 | 1,400 | Good |
| Mn 91 over Jd #14 | 2019 | 1,238 | Good |
All bridges nearby: Murray County, MN bridge conditions · every bridge in Murray County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.