Worst Bridges in Montana

Structurally deficient bridges ranked by lowest condition rating

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BridgeCountyConditionBuiltTraffic
RUBY RD over COTTONWOOD CR County 057 Poor 1954 50
RD 6144 over BOBTAIL CR County 053 Poor 1973 50
RD 128 over FLOWER CR County 053 Poor 1961 50
RD 231 over HOWARD CR County 053 Poor 1976 50
RD 231 over LAKE CR County 053 Poor 1961 50
RD 36-B over WOLF CR County 053 Poor 1960 50
RD 2358 over WOLF CREEK County 053 Poor 1969 50
RD 763 over FISHER RIVER County 053 Poor 1969 50
RD 4925 over CRIPPLE HORSE CR County 053 Poor 1963 50
NO DATA ENTERED over ROCK CR County 089 Poor 1954 50
NO DATA ENTERED over VERMILION RIVER County 089 Poor 1959 50
FDR #8983 over N FK SUN RIVER County 049 Poor 1927 99
SWAMP CR ROAD over BIG SWAMP CR County 001 Poor 1968 15
338 PETE CREEK RD over WEST FORK YAAK RIVER County 053 Poor 1987 50
524 MEADOW CR. RD. over N F MEADOW CR County 053 Poor 1953 25
BIG SWAMP CR RD over BIG SWAMP CR County 001 Poor 1968 15
FDR 1203 over TIE CREEK County 001 Poor 1964 15
S.FK.YAAK/PIPE CR. over YAAK RIVER County 053 Poor 1951 99
IRR BIA RTE 1012 over DRY CREEK CANAL County 047 Poor 1975 50
IRR BIA RTE 2 over DAWSON CREEK County 035 Poor 1932 100
STIBAL LN over RED ROCK RIVER 053 County 001 Poor 1975 100
ROE LN over RED ROCK RIVER 121 County 001 Poor 1913 4
NO DATA ENTERED over SUNDAY CREEK County 053 Poor 1998 25
I 90 over INT RESERVE STREET County 063 Poor 1966 13,664
CLARENCE CR RD. over CLARENCE CR County 053 Poor 1977 50
BIG CREEK ROAD over GOOD CREEK County 053 Poor 1972 50
NFSR 495 over TELEGRAPH CREEK County 049 Poor 1950 30
FDR 945 over RUBY CR County 001 Poor 1968 20
IRR BIA ROUTE 8 over PEOPLES CREEK County 071 Poor 1976 200
CPGD ACCESS over TEN MILE CREEK County 049 Poor 1957 20
MCCLELLEAN CK ROAD over MCCLELLAN CREEK County 043 Poor 1959 40
NO DATA ENTERED over HENDERSON CREEK County 061 Poor 1955 40
NO DATA ENTERED over E FK FISHTRAP County 023 Poor 1973 20
IRR-US 2 over UNSTABLE SLOPE County 029 Poor 1981 1,013
I 15 over INT MONIDA S 509 County 001 Poor 1959 1,771
I 15 over INT LIMA-BAILEY ST County 001 Poor 1959 1,863
I 90 over CLARK FORK RIVER County 061 Poor 1984 3,719
I 90 over SEP ELIZABETH LN County 061 Poor 1965 4,088
I 90 over CLARK FORK RIVER County 061 Poor 1965 4,088
I 90 over CLARK FORK RIVER County 063 Poor 1964 9,168
RD 388 over CEDAR CR County 061 Poor 1954 50
I 90 over RR County 077 Poor 1973 5,992
I 90 over ANTELOPE CREEK County 039 Poor 1971 100
I 90 over CLARK FORK RIVER County 039 Poor 1970 13,081
I 90 EB over RR County 077 Poor 1973 5,992
I 90 over INT W GARRISON-RR County 077 Poor 1979 5,232
I 90 over ABANDONED RR County 031 Poor 1969 8,575
68 S.FORK YAAK RD over SOUTH FORK YAAK RIVER County 053 Poor 1953 99
UPPER N FORK RD over N FK BIGHOLE RIVER 064 County 001 Poor 1977 100
RD 352 over TWELVEMILE CREEK County 061 Poor 1955 50