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 |
|---|---|---|---|---|---|
| LAMB CREEK | Michigan | 1916 | 675 | 7.0 m | |
| I-69 | Michigan | 1961 | 674 | 81.7 m | |
| NORTH ORE CREEK | Michigan | 1938 | 670 | 14.3 m | |
| HICKORY DRAIN | Michigan | 1960 | 664 | 7.0 m | |
| EAST LONG LAKE CHANNEL | Michigan | 1964 | 660 | 6.7 m | |
| KALAMAZOO RIVER | Michigan | 1940 | 648 | 15.5 m | |
| BUTTERNUT CREEK | Michigan | 1937 | 643 | 12.8 m | |
| W BR RIFLE RIVER | Michigan | 1948 | 643 | 12.2 m | |
| PORTAGE RIVER S BR | Michigan | 1939 | 624 | 7.6 m | |
| UNCLE HENRY DRAIN | Michigan | 1934 | 622 | 12.2 m | |
| SOUTH BR HOG CREEK | Michigan | 1964 | 610 | 14.6 m | |
| FLAT RIVER | Michigan | 1969 | 608 | 91.7 m | |
| WHITMORE DRAIN | Michigan | 1932 | 606 | 9.7 m | |
| MISTEGUAY CREEK | Michigan | 1974 | 603 | 34.7 m | |
| PETERS DRAIN | Michigan | 1987 | 600 | 8.6 m | |
| AMTRAK RAILROAD | Michigan | 1980 | 600 | 32.9 m | |
| WHITE RIVER | Michigan | 1958 | 600 | 32.0 m | |
| W AURELIUS DRAIN | Michigan | 1975 | 600 | 6.5 m | |
| CLAM RIVER | Michigan | 1960 | 600 | 14.0 m | |
| N BR ECORSE RIVER | Michigan | 1948 | 600 | 9.1 m | |
| MUSKEGON RIVER S BRANCH | Michigan | 1929 | 599 | 11.4 m | |
| PINE RUN | Michigan | 1938 | 596 | 10.9 m | |
| TOBACCO RIVER | Michigan | 1970 | 585 | 60.9 m | |
| ST JOSEPH RIVER | Michigan | 1968 | 580 | 31.7 m | |
| MAYBURY CUT CANAL | Michigan | 1987 | 580 | 17.0 m | |
| E BR ST JOSEPH OF MAUMEE | Michigan | 1935 | 579 | 9.4 m | |
| AUGER CREEK | Michigan | 1937 | 574 | 11.0 m | |
| CLAM RIVER | Michigan | 1900 | 560 | 7.3 m | |
| KLEINHEKSEL DRAIN | Michigan | 1970 | 554 | 7.0 m | |
| S BR MACATAWA RIVER | Michigan | 1978 | 550 | 12.6 m | |
| JEFFERSON AVE | Michigan | 1980 | 550 | 250.6 m | |
| I-75 NB | Michigan | 1960 | 550 | 115.5 m | |
| BLACK CREEK | Michigan | 1963 | 544 | 22.5 m | |
| SWARTZ CREEK | Michigan | 1930 | 542 | 9.4 m | |
| DEER CREEK | Michigan | 1987 | 540 | 17.6 m | |
| COLD WATER RIVER | Michigan | 1961 | 532 | 6.7 m | |
| US-23 | Michigan | 1959 | 530 | 68.9 m | |
| LITTLE WEST RIVER | Michigan | 1928 | 525 | 7.0 m | |
| W BR STURGEON RIVER | Michigan | 1949 | 520 | 9.4 m | |
| INDIAN CREEK | Michigan | 1958 | 519 | 9.4 m | |
| LOOKING GLASS RIVER | Michigan | 1970 | 514 | 26.8 m | |
| BIG MEADOW DRAIN | Michigan | 1978 | 512 | 7.4 m | |
| GOODING CREEK | Michigan | 1965 | 510 | 6.9 m | |
| SOUTH BR HOG CREEK | Michigan | 1961 | 510 | 15.1 m | |
| NILE DRAIN | Michigan | 1977 | 507 | 8.5 m | |
| S BR KALAMAZOO RIVER | Michigan | 1947 | 506 | 9.1 m | |
| MAPLE RIVER DRAIN | Michigan | 1938 | 505 | 7.6 m | |
| WHITE PIGEON RIVER | Michigan | 1978 | 502 | 29.2 m | |
| VOORHEIS LAKE | Michigan | 1985 | 500 | 12.2 m | |
| NORRIS CREEK | Michigan | 1972 | 500 | 10.5 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.