Poor Condition Bridges in Colorado
417 bridges rated Poor condition in Colorado. 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 417 such bridges in Colorado.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| BEATY CREEK | Colorado | 1938 | 110 | 11.6 m | |
| Illinois River | Colorado | 1980 | 108 | 8.0 m | |
| Sterling No 1 Ditch | Colorado | 1960 | 104 | 7.3 m | |
| CHALK CREEK | Colorado | 1953 | 102 | 12.3 m | |
| ALAMOSA RIVER | Colorado | 1968 | 102 | 12.6 m | |
| HARDSCRABBLE CREEK | Colorado | 1995 | 100 | 24.3 m | |
| FEEDER DITCH | Colorado | 1980 | 100 | 9.9 m | |
| OTERO CANAL | Colorado | 1960 | 97 | 9.5 m | |
| MANCOS RIVER | Colorado | 1973 | 95 | 9.3 m | |
| Larimer County Canal | Colorado | 1930 | 91 | 10.7 m | |
| CATLIN CANAL | Colorado | 1956 | 90 | 7.9 m | |
| Little Beaver Creek | Colorado | 1972 | 86 | 8.1 m | |
| SHOOKS RUN | Colorado | 1970 | 83 | 7.4 m | |
| COMANCHE CREEK | Colorado | 1975 | 80 | 18.3 m | |
| BUFFALO CREEK | Colorado | 1938 | 80 | 11.0 m | |
| ALAMOSA RIVER | Colorado | 1953 | 79 | 15.8 m | |
| SPRING GULCH | Colorado | 1977 | 78 | 9.9 m | |
| GUNNISON R. DIVER. CANAL | Colorado | 1950 | 74 | 9.3 m | |
| RIO BLANCO | Colorado | 1960 | 73 | 20.4 m | |
| CATLIN CANAL | Colorado | 1950 | 73 | 9.2 m | |
| ADOBE CREEK TRIBUTARY | Colorado | 1956 | 73 | 26.2 m | |
| N. Sterling Inlet Canal | Colorado | 1940 | 73 | 9.4 m | |
| LEITENSDORFER ARROYO | Colorado | 1950 | 70 | 9.1 m | |
| ADOBE CREEK | Colorado | 1940 | 69 | 28.3 m | |
| NORTH CRESTONE CREEK | Colorado | 1991 | 65 | 12.2 m | |
| Trib.N.Fork Frenchman Ck | Colorado | 1940 | 65 | 11.8 m | |
| South Platte River | Colorado | 1984 | 62 | 36.5 m | |
| RIO SAN ANTONIO | Colorado | 1976 | 59 | 18.5 m | |
| TRIBUTARY OF AMITY CANAL | Colorado | 1986 | 59 | 9.9 m | |
| SOUTH CANAL | Colorado | 1981 | 57 | 22.0 m | |
| DURAN ARROYO | Colorado | 1950 | 56 | 7.1 m | |
| HUERFANO-CUCHARAS DITCH | Colorado | 1958 | 54 | 7.0 m | |
| ROCKY FORD HIGHLINE CANA | Colorado | 1970 | 49 | 10.1 m | |
| FEEDER DITCH | Colorado | 1945 | 47 | 12.3 m | |
| N. Sterling Outlet Canal | Colorado | 1982 | 47 | 12.4 m | |
| CATLIN CANAL | Colorado | 1966 | 46 | 9.3 m | |
| MUDDY CREEK | Colorado | 1960 | 46 | 14.0 m | |
| OHIO CREEK | Colorado | 1942 | 45 | 10.1 m | |
| BOX ELDER CREEK | Colorado | 1935 | 44 | 18.9 m | |
| Duck Creek | Colorado | 1993 | 44 | 6.1 m | |
| N. Sterling Outlet Canal | Colorado | 1985 | 43 | 15.5 m | |
| ARKANSAS RIVER | Colorado | 1907 | 41 | 37.0 m | |
| Wildcat Creek | Colorado | 1998 | 40 | 7.5 m | |
| EIGHT MILE CREEK | Colorado | 1935 | 38 | 11.6 m | |
| RIO GRANDE RIVER | Colorado | 1892 | 37 | 95.6 m | |
| FT. LYON CANAL | Colorado | 1984 | 36 | 9.9 m | |
| DRY CREEK | Colorado | 1934 | 35 | 7.1 m | |
| BEAVER CREEK | Colorado | 1923 | 35 | 31.7 m | |
| S. FORK REPUBLICAN RIVER | Colorado | 1963 | 35 | 50.6 m | |
| N. Sterling Outlet Canal | Colorado | 1985 | 33 | 17.2 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.