Bridge conditions in Livingston County, Michigan
165 inventoried bridges · 23 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Livingston County has 23 bridges rated poor out of 165 inventoried, a 13.9% share that puts it well above the national rate of about 7%.
- 23 of the 165 bridges in Livingston County, Michigan, are rated in poor condition (13.9%) in the 2025 National Bridge Inventory, as of .
- 47 bridges (28.5%) are rated good and 95 (57.6%) fair.
- The median Livingston County bridge was built in 1962.
- The busiest poor-rated bridge is US-23 over M-36 (built 1960), carrying about 64,800 vehicles a day.
Good 28.5% · Fair 57.6% · Poor 13.9% of 165 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 |
|---|---|---|---|
| US-23 over M-36 | 1960 | 64,800 | Poor |
| I-96 EB over Grand River Ave | 1962 | 44,600 | Poor |
| I-96 WB over Grand River Ave | 1962 | 44,600 | Poor |
| Dexter-pinckney Rd over Honey Creek | 1985 | 8,901 | Poor |
| Faussett Road over Bogue Creek | 1925 | 8,772 | Poor |
| Michigan Ave over Mdot RR Corridor | 1980 | 6,900 | Poor |
| Rickett Road over Huron River | 1973 | 5,910 | Poor |
| Mason Road over Red Cedar River Imp. Drn | 1990 | 5,110 | Poor |
| I-96 Bl (on Rmp) over I-96 WB | 1961 | 4,897 | Poor |
| Fowlerville Road over Red Cedar River | 1961 | 4,150 | Poor |
| Cohoctah Road over Cohoctah-deerfield Drain | 1955 | 2,156 | Poor |
| Dunham Road over Ore Creek | 1923 | 730 | Poor |
| Parshallville Road over North Ore Creek | 1938 | 670 | Poor |
| Marr Road over S Br Shiawassee River | 1937 | 348 | Poor |
| Allen Road over Bogue Creek | 1958 | 310 | Poor |
| Mccabe Road over Huron River | 1930 | 300 | Poor |
| Lange Road over Middle Br Red Cedar Riv | 1922 | 200 | Poor |
| Millet Road over Red Cedar River | 1933 | 142 | Poor |
| Munsell Road over Red Cedar River Imp Drn | 1937 | 130 | Poor |
| Faussett Road over US-23 | 1961 | 100 | Poor |
| Tiplady Road over Portage Creek | 1938 | 80 | Poor |
| Jones Road over Bogue Creek | 1941 | 70 | Poor |
| Bowdish Road over Unnamed Creek | 1937 | 54 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-96 EB Cd over US-23 NB | 2016 | 516,020 | Good |
| US-23 over M-36 | 1960 | 64,800 | Poor |
| I-96 WB Cd over US-23 SB | 2016 | 51,600 | Good |
| I-96 WB over US-23 SB | 2015 | 51,600 | Fair |
| I-96 EB over US-23 NB | 2015 | 51,600 | Fair |
| I-96 WB over US-23 NB | 2015 | 51,600 | Fair |
| I-96 EB Cd over US-23 SB | 2016 | 51,588 | Good |
| I-96 EB Cd over Old US-23 | 2016 | 51,588 | Good |
| I-96 WB Cd over Old US-23 | 2016 | 51,588 | Good |
| I-96 EB over US-23 SB | 2015 | 51,588 | 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.