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 |
|---|---|---|---|---|---|
| New Cache La Poudre Cana | Colorado | 1971 | 2,877 | 12.5 m | |
| BIG SPRING CREEK | Colorado | 1968 | 2,800 | 25.6 m | |
| CLEAR CREEK | Colorado | 1965 | 2,700 | 44.9 m | |
| COAL BED CREEK | Colorado | 1970 | 2,600 | 7.6 m | |
| DRAW | Colorado | 1938 | 2,600 | 28.5 m | |
| WILLOW CREEK | Colorado | 1936 | 2,600 | 14.3 m | |
| ADOBE CREEK SR | Colorado | 1969 | 2,532 | 28.5 m | |
| DRAW | Colorado | 1936 | 2,500 | 13.2 m | |
| HUDSON CANAL | Colorado | 1960 | 2,480 | 10.5 m | |
| BURLINGTON CANAL | Colorado | 1992 | 2,480 | 8.1 m | |
| EATON DITCH | Colorado | 1941 | 2,400 | 8.8 m | |
| Dry Creek | Colorado | 1988 | 2,385 | 12.0 m | |
| APISHAPA RIVER | Colorado | 1957 | 2,350 | 99.4 m | |
| I 70 ML | Colorado | 1959 | 2,326 | 69.5 m | |
| LONG GULCH CREEK | Colorado | 1939 | 2,300 | 14.5 m | |
| DRAW | Colorado | 1943 | 2,300 | 7.3 m | |
| UP RR | Colorado | 1935 | 2,200 | 44.1 m | |
| ELK CREEK | Colorado | 1933 | 2,200 | 31.4 m | |
| STERLING CANAL NO 1 | Colorado | 1941 | 2,150 | 9.7 m | |
| Gilmore Ditch | Colorado | 1981 | 2,095 | 7.3 m | |
| SIX MILE CREEK | Colorado | 1942 | 2,000 | 19.5 m | |
| EAGLE RIVER | Colorado | 1940 | 2,000 | 143.5 m | |
| FRENCHMAN CREEK | Colorado | 1935 | 1,900 | 58.3 m | |
| BEAR CREEK | Colorado | 1933 | 1,900 | 43.4 m | |
| Left Hand Creek | Colorado | 1965 | 1,835 | 9.4 m | |
| NIVER CREEK | Colorado | 1970 | 1,764 | 11.7 m | |
| FOUNTAIN CREEK | Colorado | 1968 | 1,763 | 9.1 m | |
| RR SPUR | Colorado | 1938 | 1,700 | 43.0 m | |
| Fossil Creek Res. Inlet | Colorado | 1969 | 1,627 | 7.3 m | |
| CALIFORNIA GULCH | Colorado | 1939 | 1,600 | 7.3 m | |
| WEST BIJOU CREEK | Colorado | 1966 | 1,600 | 116.3 m | |
| UP RR | Colorado | 1941 | 1,600 | 75.1 m | |
| Lupton Bottom Ditch | Colorado | 1993 | 1,588 | 9.4 m | |
| SEEP CANAL | Colorado | 1960 | 1,539 | 11.0 m | |
| Stanley Lateral Ditch | Colorado | 1976 | 1,507 | 7.1 m | |
| FORTIFICATION CREEK | Colorado | 1982 | 1,500 | 25.3 m | |
| FRENCHMAN CREEK | Colorado | 1934 | 1,500 | 49.6 m | |
| DRAW | Colorado | 1934 | 1,500 | 21.5 m | |
| LOCAL DRAINAGE | Colorado | 1975 | 1,460 | 8.4 m | |
| Four Mile Creek | Colorado | 1973 | 1,424 | 21.9 m | |
| MONUMENT CREEK | Colorado | 1940 | 1,418 | 66.6 m | |
| N FORK SOUTH PLATTE RIVE | Colorado | 1960 | 1,401 | 15.9 m | |
| BOB CREEK CANAL | Colorado | 1929 | 1,400 | 26.2 m | |
| Denver Hudson Canal | Colorado | 1996 | 1,382 | 12.1 m | |
| Beebe Seep Canal | Colorado | 1996 | 1,311 | 19.1 m | |
| BOULDER CREEK SR | Colorado | 1952 | 1,264 | 29.4 m | |
| St. Vrain Creek | Colorado | 1960 | 1,258 | 89.6 m | |
| COLORADO RIVER | Colorado | 1945 | 1,200 | 124.1 m | |
| FLORIDA CANAL | Colorado | 1964 | 1,172 | 10.1 m | |
| BLACK SQUIRREL CREEK | Colorado | 1988 | 1,163 | 16.4 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.