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 |
|---|---|---|---|---|---|
| COLDWATER RIVER | Michigan | 1900 | 111 | 24.7 m | |
| LITTLE MUNUSCONG R | Michigan | 1977 | 111 | 38.1 m | |
| SOUTH BRANCH BAD RIVER | Michigan | 1928 | 111 | 7.0 m | |
| SOUTH BR SWAN CREEK | Michigan | 1982 | 110 | 12.5 m | |
| SOUTH BR. CASS RIVER DN. | Michigan | 1965 | 110 | 15.5 m | |
| STONY CREEK | Michigan | 1960 | 110 | 8.8 m | |
| MILAN-MACON DRAIN | Michigan | 1929 | 110 | 9.4 m | |
| COLDWATER RIVER | Michigan | 1905 | 108 | 26.8 m | |
| NOTTAWASSEPEE CREEK | Michigan | 1920 | 108 | 7.9 m | |
| CONSTANT-DURUSSELL DRAIN | Michigan | 1930 | 106 | 9.4 m | |
| S FORK OF HAYWORTH CREEK | Michigan | 1980 | 106 | 7.0 m | |
| MANISTEE RIVER | Michigan | 1906 | 106 | 36.5 m | |
| W BR FISH CREEK | Michigan | 1970 | 105 | 6.7 m | |
| WESTON DRAIN | Michigan | 1980 | 105 | 9.1 m | |
| UNNAMED CREEK | Michigan | 1979 | 105 | 6.4 m | |
| HEMLOCK RIVER | Michigan | 1924 | 103 | 18.2 m | |
| HAYWORTH CREEK | Michigan | 1906 | 102 | 18.2 m | |
| MILLER CREEK | Michigan | 1969 | 100 | 6.6 m | |
| PINE RIVER | Michigan | 1993 | 100 | 28.9 m | |
| MIDDLE BR ROUGE RIVER | Michigan | 1991 | 100 | 14.1 m | |
| OCQUEOC RIVER | Michigan | 1930 | 100 | 9.3 m | |
| WANADOGA CREEK | Michigan | 1970 | 100 | 7.8 m | |
| PRIDGEON & WARNER DRAIN | Michigan | 1992 | 100 | 7.9 m | |
| SILVER CREEK | Michigan | 1930 | 100 | 7.3 m | |
| MAPLE RIVER | Michigan | 1920 | 100 | 15.8 m | |
| CEDAR CREEK | Michigan | 1970 | 100 | 7.2 m | |
| WANADOGA CREEK | Michigan | 1970 | 100 | 8.8 m | |
| PIGEON RIVER | Michigan | 2004 | 100 | 20.7 m | |
| KEMP DRAIN | Michigan | 1931 | 100 | 9.1 m | |
| DEER CREEK | Michigan | 1921 | 100 | 9.1 m | |
| QUIGLEY CREEK | Michigan | 1970 | 100 | 6.6 m | |
| S BRANCH KALAMAZOO RIVER | Michigan | 1974 | 100 | 10.9 m | |
| W BR CEDAR RIVER | Michigan | 2000 | 100 | 8.6 m | |
| US-23 | Michigan | 1961 | 100 | 63.2 m | |
| CEDAR CREEK | Michigan | 1970 | 100 | 10.0 m | |
| BETSIE RIVER | Michigan | 1900 | 100 | 12.2 m | |
| MUD CREEK | Michigan | 1963 | 100 | 10.1 m | |
| CARP RIVER | Michigan | 1946 | 100 | 14.9 m | |
| S BR PERE MARQUETTE RIVR | Michigan | 1900 | 100 | 18.9 m | |
| SALINE RIVER | Michigan | 1961 | 100 | 36.6 m | |
| BEAVER CREEK | Michigan | 1925 | 100 | 10.9 m | |
| NO BR PENTWATER RIVER | Michigan | 1988 | 100 | 13.7 m | |
| E BRANCH ONTONOGON RIVER | Michigan | 1954 | 100 | 33.8 m | |
| BLACK RIVER | Michigan | 1973 | 100 | 23.1 m | |
| BLACK CREEK | Michigan | 1974 | 100 | 9.1 m | |
| JORDAN CREEK | Michigan | 1970 | 100 | 9.4 m | |
| CEDAR CREEK | Michigan | 1970 | 100 | 7.7 m | |
| LITTLE THORNAPPLE RIVER | Michigan | 1972 | 100 | 6.2 m | |
| STONY CREEK | Michigan | 1922 | 97 | 15.2 m | |
| MILL CREEK | Michigan | 1962 | 97 | 9.1 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.