Poor Condition Bridges in Idaho
250 bridges rated Poor condition in Idaho. 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 250 such bridges in Idaho.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| MORRIS CREEK | Idaho | 1952 | 50 | 12.4 m | |
| LITTLE MALLARD CREEK | Idaho | 1984 | 50 | 7.3 m | |
| PETTIT LAKE CREEK | Idaho | 1982 | 50 | 9.8 m | |
| NORTH FORK WOOD RIVER | Idaho | 1950 | 50 | 10.4 m | |
| VALLEY CREEK | Idaho | 1950 | 50 | 20.7 m | |
| NORTH FORK OF WOOD RIVER | Idaho | 1955 | 50 | 7.3 m | |
| NOBLE DRAIN | Idaho | 1955 | 50 | 7.9 m | |
| EAST FORK FALL CREEK | Idaho | 2013 | 50 | 12.4 m | |
| MUD CREEK | Idaho | 1986 | 50 | 12.5 m | |
| SAGE CREEK | Idaho | 1965 | 50 | 9.4 m | |
| SELWAY RIVER-OHARA | Idaho | 1956 | 50 | 107.0 m | |
| JIM FORD CREEK | Idaho | 1975 | 50 | 15.2 m | |
| LAWYERS CREEK;PARK BR | Idaho | 1917 | 50 | 19.2 m | |
| BOULDER CREEK | Idaho | 1957 | 50 | 12.2 m | |
| LOGAN CREEK | Idaho | 1980 | 50 | 7.6 m | |
| NO DATA ENTERED | Idaho | 1972 | 50 | 26.4 m | |
| S.FK.COEUR DALENE RIVER | Idaho | 1972 | 50 | 10.7 m | |
| UPRR;N.SPENCER RR OP | Idaho | 1936 | 50 | 90.2 m | |
| CAMAS CREEK | Idaho | 1953 | 50 | 8.2 m | |
| CAMAS CREEK | Idaho | 1981 | 50 | 9.8 m | |
| BOULDER CR CALLAHAN | Idaho | 1961 | 50 | 9.9 m | |
| GRASS CREEK | Idaho | 1973 | 50 | 8.7 m | |
| UPPER W. BRANCH | Idaho | 1954 | 50 | 10.0 m | |
| E.F.CANUCK CR | Idaho | 1990 | 50 | 9.4 m | |
| RUNNING CR | Idaho | 1956 | 50 | 9.9 m | |
| LEMHI RIVER(BAGLEY BR) | Idaho | 1991 | 50 | 22.6 m | |
| GRASS CREEK | Idaho | 1972 | 50 | 12.3 m | |
| LEWISVILLE CANAL | Idaho | 1960 | 50 | 11.9 m | |
| KALISPELL CREEK | Idaho | 1955 | 50 | 8.9 m | |
| MORES CREEK | Idaho | 1982 | 50 | 9.1 m | |
| BEAVER CREEK | Idaho | 1983 | 50 | 16.8 m | |
| W.F. STEAMBOAT CREEK | Idaho | 1956 | 50 | 8.8 m | |
| STEAMBOAT CREEK | Idaho | 1956 | 50 | 15.4 m | |
| GOLD CREEK | Idaho | 1963 | 50 | 7.6 m | |
| ST JOE RIVER | Idaho | 1934 | 50 | 53.0 m | |
| N.F. ST JOE RIVER | Idaho | 1935 | 50 | 36.3 m | |
| N.F. CDA RIVER | Idaho | 1950 | 50 | 45.6 m | |
| BIG CREEK | Idaho | 1939 | 50 | 29.9 m | |
| GRANITE CREEK | Idaho | 1964 | 50 | 11.1 m | |
| S.FK.SALMON RIVER | Idaho | 1940 | 40 | 56.1 m | |
| CAMAS CREEK | Idaho | 1965 | 40 | 14.3 m | |
| CAMAS CREEK | Idaho | 1965 | 40 | 12.5 m | |
| YOOSA CREEK | Idaho | 1963 | 40 | 10.0 m | |
| OSIER CREEK | Idaho | 1954 | 40 | 8.7 m | |
| CDA RIVER;SPRINGSTON BR | Idaho | 1955 | 40 | 92.0 m | |
| BLACK PRINCE CREEK | Idaho | 1965 | 40 | 10.1 m | |
| YOOSA CREEK | Idaho | 1963 | 40 | 12.6 m | |
| CAMAS CREEK | Idaho | 1950 | 30 | 13.1 m | |
| CAMAS CREEK | Idaho | 1920 | 30 | 35.7 m | |
| COTTONWOOD CREEK | Idaho | 1960 | 30 | 9.1 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.