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 |
|---|---|---|---|---|---|
| ROUGE RIVER | Michigan | 1975 | 28,663 | 102.1 m | |
| I-96 & M-21 | Michigan | 1961 | 28,460 | 106.7 m | |
| AMTRAK & KL AVE | Michigan | 1963 | 28,268 | 93.0 m | |
| AMTRAK & KL AVE | Michigan | 1963 | 28,268 | 93.0 m | |
| GRAND ELK RR | Michigan | 1960 | 27,941 | 54.9 m | |
| E N HINES DRIVE | Michigan | 1947 | 27,486 | 42.9 m | |
| BUCK CR | Michigan | 1933 | 27,400 | 13.7 m | |
| LOWER ROUGE RIVER | Michigan | 1929 | 26,614 | 32.0 m | |
| NORTH SERVICE RD | Michigan | 1964 | 26,250 | 46.5 m | |
| CARRIER CREEK | Michigan | 1956 | 26,200 | 11.1 m | |
| M-14 W | Michigan | 1962 | 24,781 | 38.7 m | |
| BELL CREEK | Michigan | 1933 | 24,472 | 20.7 m | |
| RED CEDAR RIV & RAMP V | Michigan | 1964 | 24,173 | 82.7 m | |
| RED CEDAR RIV & RAMP V | Michigan | 1964 | 24,173 | 80.3 m | |
| LOWER ROUGE RIVER | Michigan | 1924 | 23,978 | 47.5 m | |
| CONRAIL | Michigan | 1931 | 23,965 | 445.1 m | |
| GTW SOUTH ST & RED CEDAR | Michigan | 1952 | 23,865 | 290.5 m | |
| US-24 | Michigan | 1937 | 23,295 | 29.0 m | |
| DEER CREEK | Michigan | 1962 | 23,287 | 13.4 m | |
| DEER CREEK | Michigan | 1962 | 23,287 | 13.4 m | |
| SALT SLANG GLOEDE DRAIN | Michigan | 1968 | 22,400 | 11.8 m | |
| TRENTON CHANNEL | Michigan | 1932 | 22,180 | 410.2 m | |
| M-25 CONN | Michigan | 1964 | 21,619 | 82.3 m | |
| GRAND RIVER | Michigan | 1967 | 21,340 | 16.5 m | |
| US-127 | Michigan | 1970 | 20,897 | 38.2 m | |
| THREAD CREEK | Michigan | 1976 | 20,772 | 11.8 m | |
| VALLEY AVE & GARFIELD | Michigan | 1964 | 20,289 | 65.2 m | |
| VALLEY AVE & GARFIELD | Michigan | 1964 | 20,289 | 66.1 m | |
| BRIDGE ST | Michigan | 1964 | 20,289 | 21.1 m | |
| BRIDGE ST | Michigan | 1964 | 20,289 | 21.0 m | |
| FRANK & POET DRAIN | Michigan | 1938 | 20,187 | 6.7 m | |
| PORTLAND RD | Michigan | 1958 | 19,963 | 42.9 m | |
| LINDEN RD | Michigan | 1968 | 19,829 | 41.7 m | |
| LINDEN RD | Michigan | 1968 | 19,829 | 41.7 m | |
| DEQUINDRE CUT | Michigan | 1929 | 19,649 | 25.9 m | |
| BOARDMAN RIVER | Michigan | 1980 | 19,628 | 13.4 m | |
| STONY CREEK | Michigan | 1931 | 19,500 | 30.5 m | |
| BELL CREEK | Michigan | 1958 | 18,960 | 27.8 m | |
| OPEN GROUND | Michigan | 1973 | 18,870 | 334.1 m | |
| LAND | Michigan | 1973 | 18,870 | 376.8 m | |
| SCHAEFER ROAD | Michigan | 1932 | 18,726 | 28.9 m | |
| RED CEDAR RIVER | Michigan | 1937 | 18,646 | 30.4 m | |
| TONQUISH CREEK | Michigan | 1946 | 18,579 | 7.9 m | |
| S BR FLINT RIVER | Michigan | 1948 | 18,440 | 19.8 m | |
| HURON RIVER | Michigan | 1912 | 18,300 | 32.0 m | |
| BELL CREEK | Michigan | 1925 | 18,173 | 24.7 m | |
| M-10 TO I-75N RAMP | Michigan | 1970 | 17,500 | 58.5 m | |
| JOHNSON DRAIN | Michigan | 1930 | 16,972 | 8.5 m | |
| INDIANA & OHIO RR | Michigan | 1958 | 16,733 | 56.7 m | |
| SAGINAW RIVER | Michigan | 1973 | 16,546 | 144.8 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.