Poor Condition Bridges in Wyoming
224 bridges rated Poor condition in Wyoming. 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 224 such bridges in Wyoming.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| North Platte River | Wyoming | 1930 | 97 | 51.8 m | |
| Difficulty Creek | Wyoming | 1985 | 97 | 11.9 m | |
| Chugwater Creek | Wyoming | 1949 | 96 | 49.0 m | |
| Dry Fork River | Wyoming | 1972 | 92 | 15.5 m | |
| Big Horn River | Wyoming | 1930 | 88 | 81.4 m | |
| BNSF Railway | Wyoming | 1935 | 87 | 87.9 m | |
| North Platte River | Wyoming | 1992 | 86 | 88.1 m | |
| Red Gulch | Wyoming | 1950 | 83 | 30.8 m | |
| I-25 | Wyoming | 1959 | 81 | 72.1 m | |
| I-25 | Wyoming | 1967 | 81 | 88.4 m | |
| Big Wind River | Wyoming | 1921 | 81 | 50.9 m | |
| Middle Fork Popo Agie | Wyoming | 1950 | 80 | 8.2 m | |
| I-25 | Wyoming | 1968 | 75 | 64.0 m | |
| Muddy Creek | Wyoming | 1979 | 73 | 18.9 m | |
| Uinta Ditch No. 3 | Wyoming | 1940 | 73 | 10.0 m | |
| Blacks Fork Canal | Wyoming | 1986 | 73 | 9.8 m | |
| Encampment River | Wyoming | 1915 | 71 | 55.8 m | |
| North Platte River | Wyoming | 1915 | 69 | 61.0 m | |
| Unnamed Draw | Wyoming | 1983 | 69 | 9.1 m | |
| Cow Creek | Wyoming | 1950 | 67 | 18.3 m | |
| Albert Creek | Wyoming | 1950 | 64 | 11.9 m | |
| Big Sandy River | Wyoming | 1982 | 60 | 20.1 m | |
| Third Sand Creek | Wyoming | 1965 | 59 | 15.2 m | |
| Medicine Bow River | Wyoming | 1915 | 59 | 28.7 m | |
| Medicine Bow River | Wyoming | 1982 | 59 | 12.9 m | |
| Rock Creek | Wyoming | 1976 | 56 | 14.8 m | |
| South Fork Powder River | Wyoming | 1977 | 53 | 64.6 m | |
| Campbell Creek | Wyoming | 1976 | 53 | 6.7 m | |
| N F Crazy Woman Creek | Wyoming | 1997 | 53 | 12.2 m | |
| Greybull River | Wyoming | 1955 | 53 | 36.9 m | |
| Rock Creek | Wyoming | 1985 | 53 | 19.5 m | |
| Unnamed Draw | Wyoming | 1983 | 52 | 12.2 m | |
| Fort Laramie Canal | Wyoming | 1925 | 52 | 18.6 m | |
| LITTLE ROCK CREEK | Wyoming | 1976 | 50 | 9.6 m | |
| NO DATA ENTERED | Wyoming | 2013 | 50 | 12.2 m | |
| NORTH HORSE CREEK | Wyoming | 1956 | 50 | 13.1 m | |
| MURPHY CREEK | Wyoming | 1980 | 50 | 7.9 m | |
| MURPHY CREEK | Wyoming | 1980 | 50 | 8.4 m | |
| HOBACK RIVER | Wyoming | 1965 | 50 | 33.5 m | |
| MOSQUITO CREEK | Wyoming | 1956 | 50 | 12.2 m | |
| DUTCH JOE CREEK | Wyoming | 1956 | 50 | 13.4 m | |
| NEW FK. LK. SPILLWAY | Wyoming | 1958 | 50 | 27.4 m | |
| SOUTH FORK FISH CREEK | Wyoming | 1966 | 50 | 18.0 m | |
| DARBY CREEK | Wyoming | 1960 | 50 | 7.3 m | |
| North Platte River | Wyoming | 1929 | 50 | 51.8 m | |
| Four Mile Creek | Wyoming | 1991 | 44 | 11.3 m | |
| Unnamed Draw | Wyoming | 1960 | 42 | 7.6 m | |
| Blacks Fork River | Wyoming | 1931 | 42 | 49.4 m | |
| Porter Hollow | Wyoming | 1984 | 42 | 16.2 m | |
| Inyan Kara Creek | Wyoming | 1955 | 41 | 12.8 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.