Worst Bridges in Idaho

Structurally deficient bridges ranked by lowest condition rating

BridgeCountyConditionBuiltTraffic
I 15 NBL over I 15B;W.INKOM IC County 005 Poor 1962 7,750
I 15 SBL over I15B;UPRR;S.BLACKFOOT IC County 011 Poor 1961 13,750
I 15 NBL over I15B;UPRR;S.BLACKFOOT IC County 011 Poor 1961 13,750
JACKSON CREEK RD over WEISER RIVER County 003 Poor 1988 50
I 15B ;US 91 over BLACKFOOT RIVER County 011 Poor 1936 7,000
BLAINE ST over OLD INDIAN CREEK CHANNEL County 027 Poor 1966 5,400
SMA 7643;HEALY RD over NEW YORK CANAL County 001 Poor 1964 7,000
SMA 7643;ECKERT RD over RIDENBAUGH CANAL County 001 Poor 1954 6,700
FS ROUTE NO. 2798 over CANUCK CREEK County 021 Poor 1957 50
FS ROUTE NO. 1009 over GRASS CREEK County 021 Poor 1972 50
FS ROUTE NO. 636 over GRASS CREEK County 021 Poor 1973 50
FS ROUTE NO. 211 over MEADOW CREEK County 021 Poor 1961 50
FS ROUTE NO. 871 over E.F.CANUCK CR County 021 Poor 1990 50
FS ROUTE NO. 312 over UPPER W. BRANCH County 017 Poor 1954 50
FS ROUTE NO. 308 over KALISPELL CREEK County 017 Poor 1955 50
FDR 103 over YOOSA CREEK County 049 Poor 1963 40
NO DATA ENTERED over OROFINO CREEK County 035 Poor 1958 140
FDR 520 over YOOSA CREEK County 049 Poor 1963 40
FDR 500 over ELDORADO CREEK County 049 Poor 1967 99
FDR 382 over ELK CREEK County 035 Poor 1961 20
NO DATA ENTERED over OSIER CREEK County 035 Poor 1954 40
FOREST ROAD 2038 over SLATE CREEK County 049 Poor 1953 50
FOREST ROAD 443 over SELWAY RIVER County 049 Poor 1934 50
COTTONWD-BANNOCK over MORES CREEK County 015 Poor 1962 30
AVELENE CK. ROAD over GRIMES CREEK County 015 Poor 1954 20
US 30 over UPRR;BICKEL OVERPASS County 083 Poor 1936 2,500
BURNT LOG ROAD over JOHNSON CREEK County 085 Poor 1977 30
CUSTER MOTORWAY over YANKEE FORK County 037 Poor 1992 100
BEAVER-LOON ROAD over JORDAN CREEK County 037 Poor 1957 100
WILDHORSE ROAD over WILDHORSE RIVER County 003 Poor 1908 30
CEMETARY RD over BEAR CREEK County 003 Poor 1983 5
SHAFER CREEK ROAD over SHAFER CREEK County 015 Poor 1914 20
ANDERSON CREEK RD over ANDERSON CREEK County 015 Poor 1983 100
STC 7787;PLYMOUTH over BOISE RIVER & CANAL County 027 Poor 1922 2,100
STC 8317;DUFF LANE over WILLOW CREEK County 027 Poor 1983 750
NO DATA ENTERED over NO DATA ENTERED County 037 Poor 1972 50
IRR BIA RTE 11 over LITTLE HANGMAN CREEK County 009 Poor 1977 350
US 2 over PRIEST RIVER County 017 Poor 1962 3,100
SH 3 over ST MARIES RIVER County 079 Poor 1955 460
SH 13B over M.F.CLWATER R.;E.KOOSKIA County 049 Poor 1935 980
I 15 NBL over MAIN STREET GS County 005 Poor 1962 7,750
PADDY FLAT ROAD over BOULDER CREEK County 085 Serious 1978 230
NISULA ROAD over MUD CREEK County 085 Poor 1986 50
S3944;FARM TO MRKT over WILLOW CREEK County 085 Poor 1996 490
MORROW RESERVIOR R over LITTLE CANYON CREEK County 039 Poor 1995 170
SMA 7674;MTN VIEW over PARADISE CREEK County 057 Poor 1992 6,400
STC 3988;ROSEBERRY over WILLOW CREEK County 085 Poor 1996 370
STC7232;BLUE LAKES over ROCK CREEK County 083 Poor 1959 11,500
I 90B over S.FK.CDA R;I-90B ARCH County 079 Poor 1940 2,300
STC2714;3700 NORTH over ROCK CREEK County 083 Poor 1973 6,000