Bridge conditions in Barry County, Michigan
69 inventoried bridges · 15 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 69 Barry County bridges in the federal inventory, 15 carry a poor rating. That 21.7% share is roughly 3x the national average.
- 15 of the 69 bridges in Barry County, Michigan, are rated in poor condition (21.7%) in the 2025 National Bridge Inventory, as of .
- 19 bridges (27.5%) are rated good and 35 (50.7%) fair.
- The median Barry County bridge was built in 1970.
- The busiest poor-rated bridge is Parmalee Road over Thornapple River (built 1968), carrying about 1,147 vehicles a day.
Good 27.5% · Fair 50.7% · Poor 21.7% of 69 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 |
|---|---|---|---|
| Parmalee Road over Thornapple River | 1968 | 1,147 | Poor |
| Barger Road over Mud Creek | 1963 | 746 | Poor |
| Cloverdale Road over High Bank Creek | 1900 | 197 | Poor |
| Jordan Road over Little Thornapple River | 1972 | 100 | Poor |
| Coburn Road over Cedar Creek | 1970 | 100 | Poor |
| Mcglynn Road over Cedar Creek | 1970 | 100 | Poor |
| Mixer Road over Cedar Creek | 1970 | 100 | Poor |
| Jones Road over Wanadoga Creek | 1970 | 100 | Poor |
| Huff Road over Wanadoga Creek | 1970 | 100 | Poor |
| Peets Rd over Glass Creek | 1970 | 70 | Poor |
| Martin Road over Little Thornapple River | 1970 | 50 | Poor |
| Messer Road over Coldwater River | 1972 | 50 | Poor |
| Andrus Road over Coldwater River | 1970 | 50 | Poor |
| Rush Road over Little Thornapple River | 1972 | 50 | Poor |
| Quaker Brook Lane over Quaker Brook | 1988 | 10 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| M-43 over Thornapple River | 1963 | 12,750 | Fair |
| M-37 over Duncan Creek | 1957 | 10,700 | Fair |
| Main Street over Thornapple River | 2015 | 8,000 | Good |
| Michigan Ave over Thornapple River | 2012 | 7,215 | Good |
| M-66 over Thornapple River | 1999 | 6,177 | Fair |
| M-66 over Quaker Brook | 2019 | 6,083 | Good |
| M-66 over Quaker Brook | 1940 | 4,450 | Fair |
| Finkbeiner Road over Spring Creek & Wetlands | 2010 | 3,896 | Good |
| Finkbeiner Road over Thornapple River | 2010 | 3,896 | Good |
| N Broadway Rd over Coldwater River | 1965 | 3,513 | Fair |
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.