Bridge conditions in Chippewa County, Michigan
112 inventoried bridges · 13 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 9 bridges in Chippewa County is rated in poor condition: 13 of 112 on the federal inventory, one of the higher shares in Michigan.
- 13 of the 112 bridges in Chippewa County, Michigan, are rated in poor condition (11.6%) in the 2025 National Bridge Inventory, as of .
- 26 bridges (23.2%) are rated good and 73 (65.2%) fair.
- The median Chippewa County bridge was built in 1977.
- The busiest poor-rated bridge is M-129|pickford Rd over Fletcher Creek (built 1929), carrying about 3,344 vehicles a day.
Good 23.2% · Fair 65.2% · Poor 11.6% of 112 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 |
|---|---|---|---|
| M-129|pickford Rd over Fletcher Creek | 1929 | 3,344 | Poor |
| M-28 over Hendrie River | 1960 | 2,127 | Poor |
| Old Mackinac Trail over Pine River | 1931 | 216 | Poor |
| Mackinac Trail over Chub Creek | 1933 | 216 | Poor |
| Riverside Drive over Little Munuscong R | 1977 | 111 | Poor |
| Curley Lewis FH42 over Roxbury Creek | 1974 | 83 | Poor |
| North Hulbert Road over Tahquamenon River | 1986 | 54 | Poor |
| 12 Mile Road over Charlotte River | 1907 | 50 | Poor |
| East-west Rd over Roxbury Creek | 1947 | 30 | Poor |
| East-west Rd over Naomikong CR | 1947 | 30 | Poor |
| Huckleberry Road over Carp River | 1965 | 22 | Poor |
| 16 Mile Rd over Little Munnscing | 2001 | 20 | Poor |
| Pennington Road over East Br Munuscong River | 1990 | 10 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 BS|3 Mile Rd over I-75 NB | 1962 | 15,700 | Fair |
| I-75 Bs (ashmun) over Power Canal | 1934 | 10,180 | Fair |
| Easterday Ave. over Ashmun Creek | 1994 | 8,347 | Good |
| Easterday Ave over I-75 NB | 1962 | 7,774 | Fair |
| West Portage Ave. over Power Canal | 1970 | 7,637 | Fair |
| Spruce St. over Power Canal | 1983 | 5,995 | Fair |
| Fort Street over Power Canal | 2004 | 5,883 | Good |
| I-75 Intl Bridge over St Mary Riv/portage Av W | 1962 | 5,242 | Fair |
| Bingham Ave. over Power Canal | 1976 | 5,200 | Fair |
| Riverside Drive over Mission Creek | 2013 | 5,071 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Michigan: Michigan 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.