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 |
|---|---|---|---|---|---|
| N BR KAWKAWLIN RIVER | Michigan | 1972 | 316 | 39.0 m | |
| FAWN RIVER | Michigan | 1971 | 315 | 12.2 m | |
| KEARSLEY CREEK | Michigan | 1934 | 315 | 12.5 m | |
| CANAL | Michigan | 1984 | 313 | 12.2 m | |
| BOGUE CREEK | Michigan | 1958 | 310 | 13.1 m | |
| ROGERS CREEK | Michigan | 1972 | 309 | 6.7 m | |
| MONAGHAN CREEK | Michigan | 1960 | 302 | 6.4 m | |
| MINER CREEK DRAIN | Michigan | 1974 | 300 | 8.6 m | |
| RABBIT RIVER | Michigan | 1971 | 300 | 6.4 m | |
| PEET CREEK | Michigan | 1983 | 300 | 6.7 m | |
| DOAN CREEK | Michigan | 1964 | 300 | 8.2 m | |
| TRIB TO MILL CREEK | Michigan | 1968 | 300 | 6.2 m | |
| HURON RIVER | Michigan | 1930 | 300 | 17.0 m | |
| NELSON CREEK | Michigan | 1935 | 300 | 8.2 m | |
| NOVI-LYON DRAIN | Michigan | 1961 | 300 | 7.6 m | |
| SWAN CREEK | Michigan | 1974 | 298 | 50.0 m | |
| FLINT RIVER | Michigan | 1968 | 294 | 65.5 m | |
| LITTLE RIVER | Michigan | 1981 | 292 | 17.9 m | |
| LITTLE RIVER | Michigan | 1928 | 292 | 15.2 m | |
| FLEMMING DRAIN | Michigan | 1929 | 291 | 7.6 m | |
| WRIGHT DRAIN | Michigan | 1929 | 291 | 10.3 m | |
| PINE RIVER | Michigan | 1976 | 290 | 51.2 m | |
| W BR CLAM RIVER | Michigan | 1974 | 290 | 15.8 m | |
| LITTLE SALT CREEK | Michigan | 1977 | 290 | 18.9 m | |
| TAMARACK CREEK | Michigan | 1980 | 283 | 10.4 m | |
| E BR ST JOSEPH OF MAUMEE | Michigan | 1947 | 282 | 13.7 m | |
| BLACK RIVER | Michigan | 1984 | 280 | 24.3 m | |
| SOUTH BR HOG CREEK | Michigan | 1961 | 280 | 14.9 m | |
| NORTH BR TOBACCO RIVER | Michigan | 1939 | 280 | 8.2 m | |
| MOSQUITO CREEK | Michigan | 1965 | 280 | 7.3 m | |
| MUDDY CREEK | Michigan | 1986 | 280 | 9.4 m | |
| RED RUN DRAIN | Michigan | 1974 | 279 | 9.3 m | |
| M BR BLACK RIVER | Michigan | 1971 | 277 | 31.7 m | |
| PRAIRIE RIVER | Michigan | 1967 | 277 | 15.8 m | |
| N BR OF BLACK RIVER | Michigan | 1968 | 273 | 15.8 m | |
| PIERCE DRAIN | Michigan | 1974 | 270 | 6.8 m | |
| I-75 | Michigan | 1954 | 270 | 79.8 m | |
| PINE RIVER | Michigan | 1978 | 269 | 19.5 m | |
| PINCONNING RIVER | Michigan | 1930 | 267 | 6.7 m | |
| SPAULDING EXTENSION | Michigan | 1924 | 264 | 10.3 m | |
| BIG CREEK | Michigan | 1948 | 261 | 15.2 m | |
| M-47 | Michigan | 1966 | 260 | 55.0 m | |
| LOCKWOOD DRAIN | Michigan | 1979 | 260 | 11.6 m | |
| SILVER CREEK | Michigan | 1936 | 253 | 7.0 m | |
| UNCLE HENRY DRAIN | Michigan | 1980 | 253 | 13.4 m | |
| SMITH CREEK | Michigan | 1937 | 253 | 8.2 m | |
| PORTAGE RIVER | Michigan | 1933 | 252 | 10.4 m | |
| UNNAMED CANAL | Michigan | 1956 | 252 | 6.4 m | |
| WEST CEDAR DRAIN | Michigan | 1900 | 250 | 9.7 m | |
| SILVER CREEK | Michigan | 1930 | 250 | 13.7 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.