Poor Condition Bridges in Michigan
1,250 bridges rated Poor condition in Michigan. FHWA National Bridge Inventory.
Bridges Rated Poor Condition
A bridge is rated Poor when one or more of its major components (deck, superstructure, or substructure) has a condition rating of 4 or below on the FHWA 0–9 scale. Poor condition does not mean imminent danger of collapse, but indicates significant deterioration requiring priority maintenance or replacement. There are 1,250 such bridges in Michigan.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| BLAKELY DRAIN | Michigan | 1925 | 8,469 | 17.0 m | |
| PRAIRIE CREEK | Michigan | 1929 | 8,456 | 15.2 m | |
| E PATRICK RD(UNION RD) | Michigan | 1960 | 8,325 | 39.6 m | |
| KALAMAZOO RIVER | Michigan | 1938 | 8,300 | 68.2 m | |
| MID MICH RR | Michigan | 1960 | 8,293 | 42.6 m | |
| THORNTON CREEK | Michigan | 1970 | 8,260 | 8.1 m | |
| RED RUN DRAIN | Michigan | 1973 | 8,204 | 7.6 m | |
| IRON RIVER BURIED | Michigan | 1918 | 8,200 | 27.4 m | |
| BLUMFIELD CREEK | Michigan | 1929 | 8,033 | 12.2 m | |
| PAINT CREEK | Michigan | 1962 | 7,813 | 6.4 m | |
| CSX RR & HOLMES ST | Michigan | 1969 | 7,766 | 219.0 m | |
| THREAD RIVER | Michigan | 1928 | 7,716 | 13.7 m | |
| I-96 (JEFFRIES FRWY) | Michigan | 1970 | 7,690 | 100.9 m | |
| MILLER DRAIN | Michigan | 1964 | 7,630 | 8.2 m | |
| RED RUN DRAIN | Michigan | 1970 | 7,600 | 7.7 m | |
| ROUGE RIVER | Michigan | 1970 | 7,529 | 10.1 m | |
| OTTER CREEK | Michigan | 1924 | 7,446 | 19.8 m | |
| FLEMMING CREEK | Michigan | 1981 | 7,431 | 8.8 m | |
| PIGEON CREEK | Michigan | 1973 | 7,380 | 9.7 m | |
| MIDDLE ROUGE RIVER | Michigan | 1932 | 7,365 | 29.3 m | |
| CANADIAN NATIONAL RR | Michigan | 1976 | 7,200 | 57.3 m | |
| MIDDLE ROUGE RIVER | Michigan | 1932 | 7,192 | 30.4 m | |
| MIDDLE ROUGE RIVER | Michigan | 1932 | 7,192 | 30.4 m | |
| N BRANCH PINE RIVER | Michigan | 1968 | 7,138 | 8.6 m | |
| LAPLAISANCE CREEK | Michigan | 1988 | 7,130 | 7.4 m | |
| CONRAIL RAILROAD | Michigan | 1979 | 7,000 | 44.5 m | |
| DEER CREEK | Michigan | 1920 | 6,976 | 24.3 m | |
| BLACK RIVER TRIBUTARY | Michigan | 1973 | 6,930 | 9.1 m | |
| MDOT RR CORRIDOR | Michigan | 1980 | 6,900 | 24.0 m | |
| BRENT RUN | Michigan | 1929 | 6,864 | 8.2 m | |
| BLACK RIVER TRIBUTARY | Michigan | 1973 | 6,840 | 10.4 m | |
| I-69 RAMP L | Michigan | 1969 | 6,800 | 64.3 m | |
| M-32|W MAIN ST | Michigan | 1961 | 6,791 | 40.5 m | |
| M-32|W MAIN ST | Michigan | 1961 | 6,791 | 40.5 m | |
| US-10 | Michigan | 1961 | 6,769 | 61.0 m | |
| I-94 | Michigan | 1960 | 6,756 | 71.3 m | |
| PORTAGE RIVER | Michigan | 1976 | 6,730 | 27.4 m | |
| CHEBOYGAN & BRANCHES DRN | Michigan | 1939 | 6,701 | 6.8 m | |
| HONEY CREEK | Michigan | 1975 | 6,651 | 10.1 m | |
| TITTAWABASSEE RIVER | Michigan | 1975 | 6,613 | 147.8 m | |
| WILLOW RUN | Michigan | 1928 | 6,582 | 7.9 m | |
| EAST POND CREEK | Michigan | 1926 | 6,560 | 9.4 m | |
| CHANNEL BETW LAKE & RIVR | Michigan | 1974 | 6,400 | 8.5 m | |
| GRAND RIVER | Michigan | 1903 | 6,343 | 13.0 m | |
| CATFISH CHANNEL | Michigan | 1966 | 6,300 | 37.9 m | |
| GTW RR | Michigan | 1986 | 6,300 | 103.0 m | |
| PAINT CREEK | Michigan | 1924 | 6,209 | 10.9 m | |
| FRANK & POET DRAIN | Michigan | 1932 | 6,206 | 8.3 m | |
| LEWIS DRAIN | Michigan | 1930 | 6,140 | 7.0 m | |
| TOBACCO RIVER | Michigan | 1939 | 6,100 | 86.8 m |
About Poor Condition Bridge Ratings
FHWA rates bridge components on a 0–9 scale. A rating of 4 or below on any major component (deck, superstructure, substructure) classifies the bridge as Poor condition. The bridge remains open to traffic but requires priority attention. Bridges rated 0–2 are immediately closed.