Bridge conditions in Dakota County, Minnesota
257 inventoried bridges · 4 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
4 of the 257 bridges the federal inventory lists in Dakota County are rated poor; the rest split 111 good and 142 fair.
- 4 of the 257 bridges in Dakota County, Minnesota, are rated in poor condition (1.6%) in the 2025 National Bridge Inventory, as of .
- 111 bridges (43.2%) are rated good and 142 (55.3%) fair.
- The median Dakota County bridge was built in 1987.
- The busiest poor-rated bridge is I 35W over UP RR Cliff Rd (CSAH32) (built 1959), carrying about 94,603 vehicles a day.
Good 43.2% · Fair 55.3% · Poor 1.6% of 257 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 35W over UP RR Cliff Rd (CSAH32) | 1959 | 94,603 | Poor |
| Msas 102 over I 35W | 1969 | 15,800 | Poor |
| Mn 55 over US 52 NB | 1958 | 6,400 | Poor |
| Permanently Closed over Cannon River | 1909 | 1 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 494 over Csah 56 (concord Street) | 1980 | 103,528 | Fair |
| I 494 over UP Railroad Hardman Ave | 1988 | 103,528 | Fair |
| I 35W over UP RR Cliff Rd (CSAH32) | 1959 | 94,603 | Poor |
| I 494 over Th 13; UP RR | 1973 | 88,714 | Fair |
| I 35E over Marie Avenue | 1966 | 80,925 | Fair |
| US 52 over Pedestrian Trail | 1990 | 53,893 | Good |
| I 35E over I 35W | 1964 | 53,185 | Fair |
| Mn 62 over Minn River RR Street | 1926 | 47,417 | Fair |
| Csah 42 over I 35W | 1989 | 47,182 | Fair |
| I 494 over I 35E | 1982 | 47,000 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Minnesota: Minnesota bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.