Poor Condition Bridges in Montana

388 bridges rated Poor condition in Montana. 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 388 such bridges in Montana.

Clear
Bridge State Condition Year Built ADT Length
BOULDER CR Montana 1949 50 94.2 m
BIG CREEK Montana 1961 50 12.5 m
MILL CREEK Montana 1952 50 8.7 m
WAPITI CREEK Montana 1954 50 8.7 m
GOOD CREEK Montana 1972 50 7.5 m
CLARENCE CR Montana 1977 50 7.5 m
WEST FORK YAAK RIVER Montana 1987 50 17.4 m
FLOWER CR Montana 1961 50 8.7 m
BOBTAIL CR Montana 1973 50 7.3 m
PIPE CREEK Montana 1962 50 13.9 m
HOWARD CR Montana 1976 50 7.3 m
LAKE CR Montana 1961 50 12.0 m
WOLF CR Montana 1960 50 10.1 m
WOLF CREEK Montana 1969 50 12.3 m
FISHER RIVER Montana 1969 50 51.5 m
CRIPPLE HORSE CR Montana 1963 50 8.7 m
WOLF CR Montana 1969 50 25.2 m
ROCK CR Montana 1954 50 14.2 m
VERMILION RIVER Montana 1959 50 13.7 m
JEFFERSON CREEK Montana 1957 50 7.5 m
FOUR MILE CREEK Montana 1973 50 7.5 m
FOUR MILE CREEK Montana 1973 50 7.5 m
MOOSE CREEK Montana 1956 50 8.7 m
ROCK CREEK Montana 1982 50 15.2 m
ROCK CREEK Montana 1961 50 36.5 m
S FK FISH CREEK Montana 1973 50 15.4 m
S FK FISH CREEK Montana 1966 50 12.3 m
S FK FISH CREEK Montana 1965 50 9.9 m
W FK FISH CREEK Montana 1966 50 18.7 m
PLACID CR Montana 1959 50 7.5 m
CEDAR CR Montana 1959 50 9.3 m
TWELVEMILE CREEK Montana 1955 50 8.6 m
TWELVEMILE CREEK Montana 1955 50 7.5 m
CEDAR CR Montana 1954 50 8.8 m
BLACK COULEE 072 Montana 1950 49 16.8 m
BELT CREEK Montana 1954 46 37.2 m
BEAVER CREEK 049 Montana 1983 45 24.7 m
Sun River Montana 1916 40 76.1 m
BIRCH CR Montana 1954 40 7.5 m
N F LOSTHORSE CR Montana 1953 40 7.3 m
MCCLELLAN CREEK Montana 1959 40 7.3 m
HENDERSON CREEK Montana 1955 40 13.1 m
WHITEWATER CREEK Montana 1976 39 24.5 m
VANDALIA SOUTH CANAL 003 Montana 2002 39 7.4 m
BEAVER CREEK Montana 1960 38 30.5 m
DODSON SOUTH CANAL 116 Montana 1938 33 20.7 m
CABIN CREEK 057 Montana 1980 32 25.9 m
TELEGRAPH CREEK Montana 1950 30 7.3 m
WORK CREEK 041 Montana 1932 29 20.7 m
MILK RIVER 012 Montana 1989 29 80.6 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.