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 |
|---|---|---|---|---|---|
| I 25 ML | Colorado | 1965 | 6,760 | 51.6 m | |
| BIG DRY CREEK | Colorado | 1936 | 6,600 | 21.0 m | |
| SHELTON DITCH | Colorado | 1954 | 6,400 | 6.8 m | |
| I 70 ML | Colorado | 1970 | 6,252 | 72.1 m | |
| UPRR BNSF AR | Colorado | 1925 | 6,216 | 173.1 m | |
| Lake Canal | Colorado | 1950 | 6,025 | 10.6 m | |
| COUNTY ROAD 201 | Colorado | 1964 | 6,000 | 28.5 m | |
| COUNTY ROAD 197 | Colorado | 1964 | 6,000 | 21.2 m | |
| COUNTY ROAD 197 | Colorado | 1964 | 6,000 | 21.2 m | |
| I 70 BUSS RT | Colorado | 1965 | 6,000 | 33.2 m | |
| DEVILS GULCH | Colorado | 1937 | 6,000 | 13.2 m | |
| BNSF RR BEAVER CREEK | Colorado | 1960 | 6,000 | 185.0 m | |
| US 34 SPUR | Colorado | 1961 | 6,000 | 54.9 m | |
| COUNTY ROAD 201 | Colorado | 1964 | 6,000 | 28.5 m | |
| HIGHLINE CANAL | Colorado | 1970 | 5,975 | 7.6 m | |
| SH 47 ML | Colorado | 1968 | 5,746 | 56.7 m | |
| TWENTY TWO SLOUGH | Colorado | 1964 | 5,500 | 21.2 m | |
| WEIR GULCH | Colorado | 1970 | 5,467 | 9.8 m | |
| LITTLE WILLOW CREEK | Colorado | 1985 | 5,248 | 10.1 m | |
| DRAW | Colorado | 1934 | 5,200 | 31.3 m | |
| US 160 SH 10 RR SPUR | Colorado | 1963 | 5,000 | 128.8 m | |
| KIOWA CREEK | Colorado | 1948 | 4,900 | 62.0 m | |
| STILLWATER CREEK | Colorado | 1938 | 4,900 | 8.8 m | |
| US 85 BUSS RT | Colorado | 1962 | 4,750 | 105.0 m | |
| Loveland Greeley Canal | Colorado | 1994 | 4,671 | 12.2 m | |
| Terry Lake Inlet Canal | Colorado | 1962 | 4,595 | 7.0 m | |
| UP RR | Colorado | 1962 | 4,400 | 43.3 m | |
| WEST CHERRY CREEK | Colorado | 1968 | 4,400 | 35.1 m | |
| CR 150 ARKANSAS RIVER | Colorado | 1959 | 4,300 | 81.4 m | |
| FARMERS OXFORD DITCH | Colorado | 1938 | 4,200 | 7.6 m | |
| LITTLE DRY CREEK | Colorado | 1970 | 4,036 | 9.8 m | |
| ANDERSON ARROYO | Colorado | 1931 | 3,981 | 37.4 m | |
| WILLOW CREEK | Colorado | 1972 | 3,964 | 15.9 m | |
| DALE CREEK | Colorado | 1958 | 3,900 | 50.4 m | |
| Unnamed Creek | Colorado | 1999 | 3,820 | 7.0 m | |
| RALSTON CREEK | Colorado | 1983 | 3,557 | 41.5 m | |
| UP RR | Colorado | 1942 | 3,500 | 52.5 m | |
| ALKALI CREEK | Colorado | 1937 | 3,400 | 8.8 m | |
| DRAW | Colorado | 1931 | 3,400 | 33.2 m | |
| I 25 ML | Colorado | 1964 | 3,395 | 65.3 m | |
| MIDDLE FK S.PLATTE RVR | Colorado | 1937 | 3,300 | 35.7 m | |
| UP RR SR | Colorado | 1935 | 3,246 | 43.3 m | |
| Supply Ditch | Colorado | 1937 | 3,223 | 6.7 m | |
| I 25 ML | Colorado | 1988 | 3,203 | 107.3 m | |
| CONEJOS RIV.OVERFLOW | Colorado | 1929 | 3,200 | 28.0 m | |
| N. Fork Republican River | Colorado | 1980 | 3,169 | 11.0 m | |
| Sullivan Ditch | Colorado | 1994 | 3,128 | 7.8 m | |
| PARACHUTE CREEK SR | Colorado | 1934 | 3,100 | 19.0 m | |
| GYPSUM CREEK | Colorado | 1991 | 3,010 | 10.2 m | |
| COLORADO RIVER | Colorado | 1949 | 2,900 | 147.5 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.