Worst Bridges in Idaho

Structurally deficient bridges ranked by lowest condition rating

BridgeCountyConditionBuiltTraffic
S ANDERSON LAKE RD over CDA RIVER;SPRINGSTON BR County 055 Critical 1955 40
WESTON-FAIRVIEW RD over BEAR RIVER;E.WESTON BR. County 041 Critical 1956 1,000
I 15 SBL over CO.RD.;STODDARD CREEK IC County 033 Critical 1969 1,750
FALL CK.-ROCKY BAR over EAST FORK FALL CREEK County 039 Serious 2013 50
RAMMAGE MEADOWS RD over THIRD FK.CHIEF EAGLE EYE County 045 Serious 1963 20
STC 1757;MAIN ST over PORTNEUF RIVER County 005 Serious 1962 1,200
OLD HORNET ROAD over HORNET CREEK County 003 Serious 1949 100
RD 360 over SAVAGE CREEK County 049 Serious 2006 10
STC 3809;MIDDLE FK over BLACK WARRIOR CREEK County 039 Serious 1975 30
SALMON CREEK RD over REYNOLDS CREEK County 073 Serious 1960 20
N 1600 E over ST ANTHONY CANAL County 043 Serious 1971 70
KILPATRICK BR. RD. over SILVER CREEK County 013 Serious 1978 60
FOREST ROAD 1614 over FRENCH CREEK County 049 Serious 1957 50
FS ROUTE NO. 2450 over BLUE JOE CREEK County 021 Serious 1953 50
FOREST ROAD 421 over LITTLE MALLARD CREEK County 049 Serious 1984 50
SHOESTRING ROAD over SNAKE RIVER;SW BLISS BR County 083 Serious 1977 190
ROARING RIVER ROAD over MIDDLE FORK BOISE RIVER County 039 Serious 1957 20
EAST FORK RD over ROAD CREEK County 037 Serious 2022 90
FALL CREEK RD over FALL CREEK County 039 Serious 1987 30
MCINTYRE STREET over LAPWAI CREEK County 069 Serious 1935 180
STC2781;1300 S. RD over THORN CREEK County 047 Serious 1955 360
MAIN STREET SOUTH over JIM FORD CREEK County 035 Serious 1965 80
FOREST ROAD 651 over SELWAY RIVER-OHARA County 049 Serious 1956 50
POTLATCH ROAD over BIG CREEK TRESTLE County 079 Serious 1912 100
STC 3851;HEXON RD over BOISE RIVER County 027 Serious 1954 560
COOPER PASS ROAD over CANYON CREEK County 079 Serious 2012 220
SCOTT RD; W 100 S over ABERDEEN SPRINGFIELD CNL County 011 Serious 1964 190
FS ROUTE 225 over ST JOE RIVER County 079 Serious 1934 50
FS ROUTE NO 2546 over BLUE JOE CREEK UPPER County 021 Serious 1953 50
FS ROUTE NO. 427 over BOULDER CR CALLAHAN County 021 Serious 1961 50
SMA 7643;ECKERT RD over BOISE RIVER(BARBER BR) County 001 Serious 1954 6,700
FS ROUTE NO. 419 over MORRIS CREEK County 017 Serious 1952 50
FDR 382 over ELK CREEK County 035 Serious 1961 20
OLD MIL. RR GRADE over TROUT CREEK County 079 Serious 1912 15
STC 5711;MOON PASS over BIG DICK CREEK County 079 Serious 1909 370
MIDDLE FORK ROAD over M.FK.WEISER RIVER County 003 Serious 1957 70
E 700 N RD over BUTTE MARKET LAKE CANAL County 051 Serious 1962 61
FS ROUTE NO. 257 over STEAMBOAT CREEK County 079 Serious 1956 50
E SHORE ROAD over HUNT CREEK County 017 Serious 1975 430
CHARLIE CREEK RD over SANTA CREEK County 009 Serious 1964 150
STC 8217;COVE ROAD over WEISER RIVER County 087 Serious 1917 490
RIVER ROAD over VINSON WASH County 073 Serious 1930 60
CROOKED RIVER ROAD over UPPER CROOKED RIVER County 049 Serious 1965 110
FIFTH STREET over S.FK.COEUR DALENE RIVER County 079 Serious 1972 50
VINYARD ROAD over I 84;VINYARD RD GS County 053 Serious 1965 70
EAST RIVER LOOP over N.FK.EAST RIVER County 017 Serious 1939 30
1550 EAST ROAD over DRY CREEK County 047 Serious 1930 30
JIM BROWN BRIDGE R over LITTLE WOOD RIVER County 063 Serious 1965 5
SWAMP ROAD over CAMAS CREEK County 025 Serious 1965 40
850 EAST ROAD over EAST MAIN CANAL County 063 Serious 1965 30