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 |
|---|---|---|---|---|---|
| MISTEGUAY CREEK | Michigan | 1947 | 1,752 | 33.5 m | |
| PAINT CREEK | Michigan | 1958 | 1,750 | 10.6 m | |
| KALAMAZOO RIVER | Michigan | 1970 | 1,740 | 21.3 m | |
| NORTH BR SALT RIVER | Michigan | 1971 | 1,740 | 25.9 m | |
| THUNDER BAY RIVER | Michigan | 1955 | 1,730 | 19.8 m | |
| I-75 | Michigan | 1961 | 1,706 | 77.9 m | |
| BR 1 NORTHWEST DRAIN | Michigan | 1972 | 1,700 | 7.3 m | |
| RANGER CREEK | Michigan | 1950 | 1,698 | 8.2 m | |
| BIRCH RUN OVERFLOW | Michigan | 1986 | 1,694 | 7.3 m | |
| HIGHBANK CREEK | Michigan | 1950 | 1,690 | 6.7 m | |
| DOWAGIAC RIVER | Michigan | 1961 | 1,688 | 14.0 m | |
| I-75 | Michigan | 1966 | 1,662 | 66.0 m | |
| UNNAMED CANAL | Michigan | 1980 | 1,655 | 22.8 m | |
| CLEAR CREEK | Michigan | 1931 | 1,648 | 8.2 m | |
| W BR WHITEFISH RIVER | Michigan | 1936 | 1,640 | 18.3 m | |
| COLDWATER RIVER | Michigan | 1964 | 1,637 | 7.3 m | |
| M-14 | Michigan | 1966 | 1,624 | 64.9 m | |
| BELLEVILLE LK HURON RIVR | Michigan | 1947 | 1,610 | 31.7 m | |
| S FORK CASS RIVER | Michigan | 1957 | 1,600 | 12.2 m | |
| S BR MACATAWA RIVER | Michigan | 1969 | 1,580 | 12.2 m | |
| MICHIGAMME RIVER | Michigan | 1931 | 1,571 | 45.7 m | |
| BIG FEATHER DRAIN | Michigan | 1921 | 1,555 | 7.0 m | |
| STONY CREEK | Michigan | 1982 | 1,550 | 30.8 m | |
| ALDER CREEK | Michigan | 1979 | 1,532 | 8.5 m | |
| DEER CREEK | Michigan | 1920 | 1,528 | 18.6 m | |
| HICKORY DRAIN | Michigan | 1956 | 1,521 | 6.7 m | |
| KALAMAZOO RIVER | Michigan | 1980 | 1,500 | 63.7 m | |
| KALAMAZOO RIVER | Michigan | 1984 | 1,500 | 42.9 m | |
| UPPER BLACK RIVER | Michigan | 1935 | 1,500 | 36.6 m | |
| ST JOSEPH RIVER | Michigan | 1972 | 1,493 | 73.1 m | |
| ST JOSEPH RIVER | Michigan | 1965 | 1,482 | 95.1 m | |
| WOOD LAKE DRAIN | Michigan | 1966 | 1,455 | 15.2 m | |
| BARNUM CREEK | Michigan | 1968 | 1,441 | 7.3 m | |
| FAWN RIVER | Michigan | 1964 | 1,441 | 15.8 m | |
| BLUFF CREEK | Michigan | 1930 | 1,430 | 8.8 m | |
| NORTH BR CHIPPEWA RIVER | Michigan | 1934 | 1,420 | 7.0 m | |
| NORTHWOOD CREEK | Michigan | 1930 | 1,409 | 9.4 m | |
| BLACK CREEK | Michigan | 1963 | 1,406 | 7.9 m | |
| PINE RIVER | Michigan | 1988 | 1,390 | 41.7 m | |
| EAST POND CREEK | Michigan | 1955 | 1,380 | 7.0 m | |
| THOROFARE CH(GROSSE ILE) | Michigan | 1930 | 1,365 | 29.3 m | |
| I-94 | Michigan | 1960 | 1,349 | 72.2 m | |
| CLAM RIVER | Michigan | 1958 | 1,316 | 21.9 m | |
| US-31 SB | Michigan | 1964 | 1,304 | 47.5 m | |
| LITTLE RIVER | Michigan | 1962 | 1,283 | 17.0 m | |
| BEAR RIVER | Michigan | 1950 | 1,280 | 8.7 m | |
| STURGEON RIVER | Michigan | 1991 | 1,260 | 13.7 m | |
| NORTH MACON CREEK | Michigan | 1929 | 1,250 | 9.4 m | |
| RIVER ROUGE | Michigan | 1972 | 1,248 | 63.1 m | |
| HOLLY DRAIN | Michigan | 1965 | 1,209 | 10.9 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.