Poor Condition Bridges in Illinois
2,563 bridges rated Poor condition in Illinois. 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 2,563 such bridges in Illinois.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| W. FK. NETTLE CR | Illinois | 1990 | 350 | 32.9 m | |
| COLLINS RUN | Illinois | 1976 | 350 | 29.9 m | |
| WAUPECAN CREEK | Illinois | 1980 | 350 | 30.2 m | |
| PETIT CREEK | Illinois | 1979 | 350 | 15.5 m | |
| MILL CREEK | Illinois | 1963 | 350 | 41.1 m | |
| SOUTH FORK MUD CREEK | Illinois | 1925 | 350 | 11.0 m | |
| FLAT BRANCH | Illinois | 1942 | 350 | 40.8 m | |
| MAEYSTOWN CREEK | Illinois | 1941 | 350 | 17.7 m | |
| WALNUT CR | Illinois | 1974 | 350 | 32.3 m | |
| W FORK OKAW RIVER | Illinois | 1985 | 350 | 7.9 m | |
| SILVER CR | Illinois | 1987 | 350 | 37.2 m | |
| MILL CREEK | Illinois | 1965 | 350 | 15.2 m | |
| LAKE | Illinois | 2000 | 350 | 30.2 m | |
| CEDAR CREEK | Illinois | 1921 | 325 | 16.5 m | |
| BUCKHART CREEK | Illinois | 1958 | 325 | 34.1 m | |
| WOLF CREEK | Illinois | 1965 | 325 | 20.7 m | |
| COAL CREEK | Illinois | 1955 | 325 | 19.2 m | |
| HORSE CREEK | Illinois | 1957 | 325 | 43.9 m | |
| OWENS CREEK | Illinois | 2006 | 325 | 18.8 m | |
| NIPPERSINK CREEK | Illinois | 1982 | 325 | 38.1 m | |
| MAD CREEK | Illinois | 1973 | 325 | 18.9 m | |
| MIDLOTHIAN CR | Illinois | 1968 | 325 | 10.4 m | |
| FAI 39 US 51 | Illinois | 1977 | 325 | 79.9 m | |
| FAI 80 | Illinois | 1960 | 325 | 61.3 m | |
| KICKAPOO CREEK | Illinois | 1980 | 325 | 143.9 m | |
| COAL CREEK | Illinois | 1953 | 325 | 45.1 m | |
| S BR KISHWAUKEE | Illinois | 1978 | 325 | 15.8 m | |
| KISHWAUKEE RIVER | Illinois | 1978 | 325 | 19.5 m | |
| N Br Nippersink Cr | Illinois | 1983 | 325 | 26.1 m | |
| UNNAMED CREEK | Illinois | 1932 | 325 | 9.1 m | |
| JOHNNY RUN | Illinois | 1981 | 325 | 28.7 m | |
| BR KICKAPOO CREEK | Illinois | 1975 | 325 | 19.5 m | |
| WILLIAMS CREEK | Illinois | 1972 | 325 | 31.1 m | |
| BIG MEADOW DITCH | Illinois | 1961 | 325 | 26.2 m | |
| S. EDWARDS RIVER | Illinois | 1958 | 325 | 53.9 m | |
| SWAB RUN CREEK | Illinois | 1996 | 325 | 33.2 m | |
| COUNTY DITCH NO. 1 | Illinois | 1979 | 325 | 16.6 m | |
| SUGAR FORK CREEK | Illinois | 1963 | 300 | 12.2 m | |
| SALINE BRANCH | Illinois | 1975 | 300 | 31.6 m | |
| NIPPERSINK CR | Illinois | 1978 | 300 | 29.7 m | |
| STREAM | Illinois | 1982 | 300 | 15.8 m | |
| ZION HILL BRANCH | Illinois | 1909 | 300 | 12.2 m | |
| PAPER MILL BRANCH | Illinois | 1919 | 300 | 7.9 m | |
| LITTLE ROCK CK | Illinois | 1978 | 300 | 41.8 m | |
| OVER CUP CREEK | Illinois | 1930 | 300 | 9.8 m | |
| SUGAR CK | Illinois | 1971 | 300 | 50.2 m | |
| BIG CREEK | Illinois | 1939 | 300 | 22.6 m | |
| STREAM | Illinois | 1915 | 300 | 9.4 m | |
| GRAPE CREEK | Illinois | 1972 | 300 | 13.8 m | |
| GRAPE CREEK | Illinois | 1977 | 300 | 29.8 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.