Idaho County Bridge Report Cards

Compare county Bridge Condition Exposure Scores in Idaho by condition, traffic exposure, scour-critical bridges, average age, and data completeness. View the scoring methodology.

CountyGradeScorePoorPoor TrafficScour-CriticalAvg Age
Camas CountyF5511.3%812/day847 yrs
Lincoln CountyF5726.4%1,470/day047 yrs
Shoshone CountyF5910.0%8,900/day2353 yrs
Lemhi CountyD608.0%8,495/day537 yrs
Franklin CountyD608.7%1,310/day251 yrs
Boundary CountyD6013.3%1,630/day543 yrs
Custer CountyD6211.1%2,420/day747 yrs
Teton CountyD635.4%5,660/day532 yrs
Owyhee CountyD638.2%230/day749 yrs
Elmore CountyD638.2%530/day1348 yrs
Bonner CountyD6710.6%5,800/day542 yrs
Clark CountyC7012.8%2,100/day047 yrs
Butte CountyC703.1%491/day356 yrs
Payette CountyC714.6%6,630/day555 yrs
Nez Perce CountyC724.2%670/day748 yrs
Valley CountyC736.5%5,460/day744 yrs
Adams CountyC739.2%345/day350 yrs
Gooding CountyC746.2%465/day456 yrs
Idaho CountyC756.9%2,359/day949 yrs
Boise CountyC755.6%220/day647 yrs
Twin Falls CountyC764.0%23,090/day553 yrs
Gem CountyC775.3%1,020/day350 yrs
Clearwater CountyC776.8%350/day352 yrs
Washington CountyC775.0%740/day545 yrs
Caribou CountyC774.4%150/day340 yrs
Bannock CountyB804.7%27,300/day542 yrs
Bear Lake CountyB800.0%0/day540 yrs
Fremont CountyB815.8%1,290/day542 yrs
Jerome CountyB819.0%2,470/day050 yrs
Bingham CountyB823.4%50,440/day650 yrs
Kootenai CountyB824.4%36,510/day640 yrs
Benewah CountyB836.2%530/day141 yrs
Power CountyB871.4%1,300/day352 yrs
Blaine CountyB874.2%170/day247 yrs
Jefferson CountyB893.2%641/day252 yrs
Canyon CountyA902.1%30,310/day741 yrs
Minidoka CountyA901.5%1,500/day241 yrs
Lewis CountyA904.8%50/day034 yrs
Madison CountyA900.0%0/day444 yrs
Latah CountyA920.8%6,400/day244 yrs
Bonneville CountyA931.4%47,600/day248 yrs
Cassia CountyA930.0%0/day441 yrs
Ada CountyA941.0%20,400/day636 yrs
Oneida CountyA980.0%0/day054 yrs