Mn 47 over Seelye Brook
Anoka County, Minnesota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mn 47 over Seelye Brook in Anoka County, Minnesota, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2001, making it 24 years old at the 2025 inventory.
- It carries about 6,454 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 88 of the 151 inventoried bridges in Anoka County rated good (58.3%); 4 (2.6%) 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 July 2023, on a 24-month routine inspection cycle.
- 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 → (45.38019, -93.38103)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 52 ft |
| Location | 13.0 Mi N of Jct Th 10 |
| NBI structure number | 02049 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.
Busiest bridges in Anoka County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 694 over 7th St. NE | 1988 | 136,181 | Fair |
| I 694 over Mn 47 | 1988 | 136,181 | Fair |
| I 694 over Mn 65 | 1988 | 119,379 | Fair |
| US 10 over Coon Creek | 1965 | 83,143 | Fair |
| I 694 over E River Rd | 1962 | 80,500 | Fair |
| I 694 over E River Rd | 1964 | 78,844 | Fair |
All bridges nearby: Anoka County, MN bridge conditions · every bridge in Anoka County · Minnesota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.