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 |
|---|---|---|---|---|---|
| US-23 | Michigan | 1959 | 6,030 | 68.9 m | |
| CROCKERY CREEK | Michigan | 1958 | 5,976 | 12.2 m | |
| SWAN CREEK | Michigan | 1950 | 5,924 | 7.3 m | |
| HURON RIVER | Michigan | 1973 | 5,910 | 22.5 m | |
| SYCAMORE CREEK | Michigan | 1918 | 5,910 | 8.9 m | |
| I-94 | Michigan | 1957 | 5,880 | 68.4 m | |
| LAKE STATE RR | Michigan | 1961 | 5,877 | 43.1 m | |
| LAKE STATE RR | Michigan | 1961 | 5,877 | 43.1 m | |
| M-72|HURON ST | Michigan | 1961 | 5,877 | 40.8 m | |
| M-72|HURON ST | Michigan | 1961 | 5,877 | 40.8 m | |
| GRAND RIVER | Michigan | 1966 | 5,860 | 85.9 m | |
| PINE RIVER | Michigan | 1952 | 5,845 | 55.4 m | |
| INDIAN CREEK | Michigan | 1934 | 5,815 | 12.2 m | |
| ROUGE RIVER | Michigan | 1963 | 5,814 | 7.2 m | |
| KAMPEN-STRUIK DRAIN | Michigan | 1980 | 5,810 | 9.7 m | |
| HORSESHOE LAKE OUTLET | Michigan | 1920 | 5,803 | 9.1 m | |
| BLAKELY DRAIN | Michigan | 1940 | 5,767 | 7.3 m | |
| CASS RIVER | Michigan | 1964 | 5,700 | 118.9 m | |
| SHIAWASSEE RIVER | Michigan | 1928 | 5,647 | 10.6 m | |
| SEVILLE SUMNER DRAIN | Michigan | 1936 | 5,634 | 8.4 m | |
| FRANK & POET DRAIN | Michigan | 1965 | 5,617 | 7.0 m | |
| ROUGE RIVER | Michigan | 1959 | 5,600 | 9.1 m | |
| COLD CREEK | Michigan | 1930 | 5,588 | 9.4 m | |
| HIGHBANK CREEK | Michigan | 1979 | 5,580 | 19.8 m | |
| I-96 | Michigan | 1970 | 5,500 | 72.8 m | |
| BLACK RIVER | Michigan | 1947 | 5,462 | 22.8 m | |
| SMITH BAYOU | Michigan | 1972 | 5,424 | 136.5 m | |
| JOY ROAD | Michigan | 1927 | 5,416 | 22.8 m | |
| BASS RIVER | Michigan | 1973 | 5,360 | 12.8 m | |
| FLINT RIVER | Michigan | 1954 | 5,338 | 39.6 m | |
| US-23 | Michigan | 1957 | 5,326 | 96.8 m | |
| STURGEON CREEK | Michigan | 1968 | 5,300 | 9.8 m | |
| HOUGHTON CREEK | Michigan | 1939 | 5,255 | 8.2 m | |
| BLACK CREEK | Michigan | 1976 | 5,243 | 15.2 m | |
| I-96 | Michigan | 1963 | 5,200 | 64.9 m | |
| SPRING CREEK | Michigan | 1935 | 5,200 | 8.5 m | |
| KALAMAZOO RIVER | Michigan | 1930 | 5,183 | 59.4 m | |
| BAYOU & BLK WATER CREEK | Michigan | 1933 | 5,182 | 8.2 m | |
| PLASTER CREEK | Michigan | 1956 | 5,129 | 18.7 m | |
| RED CEDAR RIVER IMP. DRN | Michigan | 1990 | 5,110 | 10.9 m | |
| AMTRAK RAILROAD | Michigan | 1980 | 5,023 | 42.9 m | |
| HURON RIVER | Michigan | 1984 | 5,000 | 73.1 m | |
| BALLENGER RD | Michigan | 1969 | 4,900 | 44.2 m | |
| I-96 WB | Michigan | 1961 | 4,897 | 51.2 m | |
| LOG RD & CSX RR (ABN) | Michigan | 1975 | 4,806 | 50.0 m | |
| BOARDMAN RIVER | Michigan | 1955 | 4,803 | 30.4 m | |
| I-75 | Michigan | 1969 | 4,800 | 101.5 m | |
| US-10 | Michigan | 1960 | 4,715 | 60.2 m | |
| BLACK CREEK | Michigan | 1970 | 4,685 | 8.2 m | |
| ROCKEY RIVER | Michigan | 1960 | 4,600 | 38.4 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.