Worst Bridges in Montana

Structurally deficient bridges ranked by lowest condition rating

BridgeCountyConditionBuiltTraffic
IRR - US 93 over NINE PIPE RESERVOIR County 047 Poor 1933 8,158
S 200 over RR County 089 Poor 1957 1,537
S 200 over CLARK FORK RIVER County 089 Poor 1960 2,482
US 89 over INT EAST LIVINGSTON I 90 County 067 Poor 1962 2,910
US 287 over SOUTH WILLOW CREEK County 057 Poor 1934 4,102
THIRD ST NE over ABANDONED RR-ANTELOPE CR County 107 Poor 1939 2,063
US 12 over DRAINAGE County 087 Poor 1947 222
US 12 over DRAINAGE County 087 Poor 1938 214
SR 117 over MISSOURI RIVER OVERFLOW County 105 Poor 1950 818
S 21 over INT MIDWAY I 15 County 073 Poor 1972 540
S 200 over STOCKPASS County 049 Poor 1949 1,432
S 23 over YELLOWSTONE RIVER County 083 Poor 1994 2,438
S 7 over DRAINAGE County 011 Poor 1940 473
S 7 over COLLINS CREEK County 011 Poor 1940 392
S 7-MAIN ST N over SANDSTONE CREEK County 025 Poor 1941 2,209
S 287 over WEBER IRRIGATION CANAL County 057 Poor 1950 2,300
S 5 over DAHL CREEK County 091 Poor 1939 309
S 5 over MAIN CREEK County 091 Poor 1939 309
IRR - S 13 over SPRAGUE COULEE County 085 Poor 1931 229
IRR - S 13 over W FORK POPLAR R OVRFLOW County 085 Poor 1932 229
S 37 FH 57 over CRIPPLE HORSE CREEK County 053 Poor 1974 458
S 37 FH 57 over ROCK GUT County 053 Poor 1974 346
S 37 FH 57 over CADETTE CREEK County 053 Poor 1971 612
S 37 FH 57 over TOBACCO RIVER County 053 Poor 1971 1,699
S 141 over NEVADA CREEK County 077 Poor 1936 1,594
US 191 over BOX ELDER CREEK County 027 Poor 1942 382
US 191 over RYE CREEK County 097 Poor 1947 661
US 191 over FISH CREEK County 107 Poor 1942 661
US 191 over S FORK AMERICAN FORK County 107 Poor 1941 706
S 200 over DRAINAGE County 021 Poor 1959 307
MT 55 over FISH CREEK County 043 Poor 1953 1,858
S 56 FH 5 over BULL RIVER County 089 Poor 1960 692
US 87 over OTTER CREEK County 013 Poor 1959 2,314
US 87 over OTTER CREEK County 013 Poor 1959 2,314
US 87 over OTTER CREEK County 013 Poor 1959 2,314
US 87 over DRAINAGE County 027 Poor 1939 1,067
S 200 over CEMETERY COULEE County 055 Poor 1939 680
S 200 over DRAINAGE County 055 Poor 1939 680
S 200 over DRAINAGE County 055 Poor 1939 680
US 89 FH 32 over BELT CREEK County 013 Poor 1968 833
US 191 over MISSOURI RIVER County 027 Poor 1959 655
IRR - US 191 over WILD HORSE CREEK County 071 Poor 1941 395
IRR - US 191 over WILD HORSE CREEK County 071 Poor 1940 395
S 78 FH 83 over RED LODGE CREEK County 009 Poor 1953 481
S 78 over YELLOWSTONE RIVER County 095 Poor 1957 5,017
S 80-13TH ST over MISSOURI RIVER County 015 Poor 1962 930
S 82 over FLATHEAD RIVER County 029 Poor 1955 8,310
S 83 FH 15 over LOST CREEK County 047 Poor 1953 1,246
S 91 over BOULDER RIVER OVERFLOW County 097 Poor 1937 2,133
US 12 FH 11 over LOLO CREEK County 063 Poor 1957 799