| SR225 Mtn City Hw over I 80 | 1976 | 29,800 | Good |
| 12TH St over Water St Sprr UPRR | 1979 | 18,400 | Fair |
| 12th ST over Humboldt Rvr | 1979 | 18,400 | Fair |
| I 80 over Dry Susie Crk | 1976 | 11,300 | Fair |
| I 80 over Dry Wash | 1968 | 10,400 | Fair |
| I 80 over Marys Crk | 1976 | 9,350 | Fair |
| I 80 over Cross Road | 1968 | 8,650 | Fair |
| I 80 over Cross Road | 1963 | 8,650 | Fair |
| I 80 over Welcome | 1968 | 8,650 | Fair |
| I 80 and Ramps over Dry Wash | 1977 | 8,550 | Fair |
| I 80 over Fifth St | 1976 | 7,000 | Good |
| I 80 over Fifth St | 1976 | 7,000 | Good |
| I 80 over Golf Course Rd | 1976 | 7,000 | Good |
| I 80 over Golf Course Rd | 1976 | 7,000 | Good |
| I 80E over College Pw | 1976 | 7,000 | Good |
| I 80E over SR535 Idaho St | 1977 | 7,000 | Good |
| I 80W over College Pw | 1976 | 7,000 | Good |
| I 80W over SR535 Idaho St | 1977 | 7,000 | Good |
| SR 227/LAMOILLE Rd over Water St Sp&uprr&hmblt R | 1980 | 6,900 | Good |
| Idaho St over Dry Wash | 1974 | 6,700 | Poor |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Dry Wash | 1965 | 6,275 | Fair |
| I 80 over Humboldt River | 1971 | 5,650 | Fair |
| I 80 over Humboldt River | 1971 | 5,650 | Fair |
| I 80 over Humboldt River | 1971 | 5,650 | Fair |
| I 80 over Humboldt River | 1971 | 5,650 | Fair |
| I 80 over Humboldt River & Old Rd. | 1971 | 5,650 | Good |
| I 80E over Humboldt Rvr | 1971 | 5,650 | Fair |
| I 80E over Humboldt Rvr & Old Road | 1971 | 5,650 | Fair |
| I 80E over Susie Crk | 1976 | 5,650 | Good |
| I 80W over Humboldt Rvr | 1971 | 5,650 | Fair |
| I 80W over Susie Crk | 1976 | 5,650 | Good |
| I 80 over Creek | 1962 | 5,600 | Fair |
| I 80 over Cross Road | 1976 | 5,600 | Fair |
| I 80 over Cross Road | 1976 | 5,600 | Fair |
| I 80E over Creek | 1930 | 5,600 | Fair |
| I 80E over Cross Road | 1964 | 5,600 | Fair |
| I 80E over Cross Road | 1964 | 5,600 | Good |
| I 80E over SR535 Idaho St | 1976 | 5,600 | Good |
| I 80W over Cross Road | 1964 | 5,600 | Fair |
| I 80W over Cross Road | 1964 | 5,600 | Good |
| I 80W over SR535 Idaho St | 1976 | 5,600 | Good |
| I 80 over Maggie Creek | 1976 | 5,500 | Good |
| I 80E over Maggie Crk | 1976 | 5,500 | Good |
| I 80 over Cross Road | 1968 | 5,200 | Fair |
| I 80 over Nytc Road | 1968 | 5,200 | Good |
| I 80E over Kittridge Cyn Rd | 1968 | 5,200 | Good |
| I 80W over Kittridge Cyn Rd | 1968 | 5,200 | Fair |
| SR 549/ERRECART Bl over Humboldt River & UPRR | 1990 | 4,750 | Fair |
| I 80E over SR278 Carlin Rd | 1976 | 4,675 | Good |
| I 80W over SR278 Carlin Rd | 1976 | 4,675 | Good |
| I 80 over N. Fork Humboldt River | 1962 | 4,525 | Good |
| I 80 over N. Fork Humboldt River | 1962 | 4,525 | Good |
| I 80 over Slough | 1962 | 4,525 | Fair |
| I 80 over Slough | 1962 | 4,525 | Fair |
| I 80E over UPRR | 1977 | 4,350 | Fair |
| I 80W over UPRR | 1977 | 4,350 | Fair |
| I 80E over Alazon Rd | 1977 | 4,325 | Good |
| I 80W over Alazon Rd | 1977 | 4,325 | Good |
| I 80E over SR223 Humboldt Av | 1977 | 4,275 | Good |
| I 80E over Shoshone St | 1977 | 4,275 | Good |
| I 80W over SR223 Humboldt Av | 1977 | 4,275 | Fair |
| I 80W over Shoshone St | 1977 | 4,275 | Good |
| I 80E over Cross Road | 1963 | 4,225 | Good |
| I 80E over SR229 Halleck Rd | 1964 | 4,225 | Fair |
| I 80W over Cross Road | 1963 | 4,225 | Good |
| I 80W over SR229 Halleck Rd | 1964 | 4,225 | Good |
| I 80 over Cross Road | 1965 | 4,125 | Fair |
| I 80 over Cross Road | 1965 | 4,125 | Fair |
| I 80 over Cross Road | 1965 | 4,125 | Fair |
| I 80 over East Fork Marys River | 1965 | 4,125 | Fair |
| I 80 over East Fork Marys River | 1965 | 4,125 | Fair |
| I 80 over Marys River | 1965 | 4,125 | Fair |
| I 80 over Marys River | 1965 | 4,125 | Fair |
| I 80 over Marys River Overflow | 1965 | 4,125 | Good |
| I 80 over Marys River Overflow | 1965 | 4,125 | Good |
| I 80 over Sprr/uprr & Humboldt R. | 1965 | 4,125 | Fair |
| I 80 over Sprr/uprr & Humboldt R. | 1965 | 4,125 | Fair |
| I 80 over West Fork Marys River | 1965 | 4,125 | Fair |
| I 80 over West Fork Marys River | 1965 | 4,125 | Fair |
| I 80E over Cross Road | 1965 | 4,125 | Good |
| I 80E over Deeth Oneil Rd MP337 | 1965 | 4,125 | Fair |
| I 80W over Cross Road | 1965 | 4,125 | Good |
| I 80W over Deeth Oneil Rd MP337 | 1965 | 4,125 | Fair |
| SR766 Newmont Mine over I 80 | 1967 | 3,950 | Good |
| I 80E over Fr EL23 | 1964 | 3,750 | Good |
| I 80W over Fr EL23 | 1964 | 3,750 | Fair |
| I 80 over Cross Road | 1965 | 3,700 | Fair |
| I 80E over Independence EXIT365 | 1965 | 3,550 | Fair |
| I 80W over Independence Exit 365 | 1965 | 3,550 | Fair |
| I 80W over US 93A | 1977 | 3,550 | Good |
| I 80 over Dry Wash | 1972 | 3,525 | Fair |
| I 80 over Dry Wash | 1972 | 3,525 | Fair |
| I 80E over SR233 Montello Rd | 1973 | 3,525 | Fair |
| I 80W over SR233 Montello Rd | 1973 | 3,525 | Good |
| I 80 over Dry Wash | 1972 | 3,450 | Fair |
| I 80 over Dry Wash | 1972 | 3,450 | Fair |
| I 80 over Dry Wash | 1974 | 3,450 | Fair |
| I 80 over Dry Wash | 1974 | 3,450 | Fair |
| I 80 over Nnrr & E. Squaw Creek | 1974 | 3,450 | Fair |
| I 80 over Nnrr & E. Squaw Creek | 1974 | 3,450 | Fair |
| I 80E over Moor Exit 360 | 1965 | 3,275 | Fair |
| I 80E over US 93 | 1977 | 3,275 | Good |
| I 80W over Moor Exit 360 | 1965 | 3,275 | Fair |
| I 80W over US 93 | 1977 | 3,275 | Good |
| I 80E over Cross Road | 1978 | 3,225 | Fair |
| I 80W over Cross Road | 1978 | 3,225 | Fair |
| US 93 over Salmon Falls Creek | 1958 | 3,200 | Fair |
| US 93 over Salmon Falls Crk | 1933 | 3,200 | Fair |
| US 93 over Shoshone Creek | 1961 | 3,200 | Fair |
| US 93 over Thousand Springs Creek | 1953 | 3,200 | Fair |
| US 93 over Wildlife Under Pass | 2010 | 3,200 | Good |
| US 93 over Wildlife Underpass | 2010 | 3,200 | Good |
| US 93 over Wildlife Underpass | 2010 | 3,200 | Good |
| I 80E over Cross Road | 1973 | 3,175 | Fair |
| I 80W over Cross Road | 1973 | 3,175 | Good |
| I 80 over UPRR | 1974 | 3,150 | Fair |
| I 80 over UPRR | 1974 | 3,150 | Fair |
| I 80 over UPRR | 1976 | 3,150 | Poor |
| I 80 over UPRR | 1976 | 3,150 | Fair |
| US93 over Wildlife Underpass | 2015 | 3,150 | Good |
| I 80E over Cross Road | 1977 | 3,050 | Good |
| I 80E over Cross Road | 1972 | 3,050 | Fair |
| I 80E over US 93A | 1977 | 3,050 | Good |
| I 80W over Cross Road | 1977 | 3,050 | Good |
| I 80W over Cross Road | 1972 | 3,050 | Fair |
| US 93 over Sprr | 1992 | 2,800 | Good |
| US 93A over UPRR | 1988 | 2,050 | Good |
| Irr SR228 Jiggs Rd over S Fork Humboldt Rvr | 1951 | 1,800 | Fair |
| County Road over I 80 | 1976 | 1,550 | Good |
| SR221 Chestnut St over Maggie Crk | 1986 | 1,200 | Good |
| SR 278 Chestnut St over Marys Crk | 1968 | 990 | Fair |
| SR 231/ANGEL Lake over UPRR | 1977 | 910 | Good |
| SR227 Lamoille Rd over Lamoille Crk | 1946 | 830 | Fair |
| US 93A over Dry Wash | 1955 | 620 | Fair |
| US 93A over Felt Wash | 1955 | 620 | Good |
| US 93A over Rosebud Spring Wash | 1955 | 620 | Fair |
| Irr Bia Rte 2 over Owyhee River | 1975 | 600 | Fair |
| Irr SR228 Jiggs Rd over McCUTCHEON CRK | 1951 | 590 | Good |
| SR 278 Eureka-carl over Humboldt Rvr | 1954 | 480 | Fair |
| Old US 40 over UPRR | 1995 | 470 | Fair |
| Irr SR225 Mnt City over E Fork Owyhee Rvr | 1949 | 400 | Fair |
| Irr SR225 Mtn City over E Fork Owyhee Rvr | 1950 | 400 | Fair |
| Irr SR225 Mtn City over Humboldt Rvr | 1939 | 400 | Good |
| Irr SR225 Mtn Cty over Hendricks Crk | 1968 | 400 | Fair |
| Irr SR225/MOUN.CIT over East Fork Owyhee River | 1970 | 400 | Good |
| Mtn City Dump Rd over Owyhee River | 1999 | 400 | Good |
| Lamoille Canyon Rd over Lamoille Creek | 1972 | 350 | Fair |
| Cross Road over I 80 | 1976 | 300 | Good |
| Irr Bia Rte 9 over Owyhee River | 1975 | 300 | Fair |
| SR 229/HALLECK Rd over Humboldt River | 1965 | 260 | Poor |
| SR 229/HALLECK Rd over Humboldt River | 1965 | 260 | Fair |
| Fr EU05 over Susie Crk | 1986 | 250 | Fair |
| County Road over I 80 | 1970 | 200 | Fair |
| FREL23 over N Fork Humboldt Rvr | 2024 | 200 | Good |
| Irr Bia Rt 1 over S Fork Humboldt River | 2003 | 170 | Good |
| SR226 over Jack Creek | 2019 | 150 | Good |
| SR226 over Deep Crk | 1960 | 140 | Good |
| Lwr S Fork Rd over S Fork Humboldt Rvr | 2002 | 125 | Good |
| County Road over I 80 | 1974 | 100 | Fair |
| Fr EL23 over Slough | 1930 | 100 | Fair |
| Irr Bia 12 over Irrigation Canal | 1970 | 100 | Fair |
| SR 230/STARR Vly over Sprr and Dry Wash | 1924 | 100 | Fair |
| SR230 Starr Vly Rd over Humboldt Rvr | 1940 | 100 | Fair |
| SR230 Starr Vly Rd over Marys Rvr | 1940 | 100 | Fair |
| SR230 Starr Vly Rd over UPRR | 1935 | 100 | Fair |
| SR230 Starr Vly over I 80 | 1965 | 100 | Good |
| SR230 Starr Vly over I 80 | 1968 | 100 | Fair |
| Lucky Nugget Rd over S Fork Humboldt Rvr | 1988 | 83 | Fair |
| Old SR 18 over Owyhee Rvr | 1995 | 80 | Good |
| County Road over Willow Crk | 1988 | 70 | Fair |
| Jackpot W D Road over Shoshone Creek | 1989 | 61 | Good |
| 56953 over Owyhee River | 1980 | 50 | Good |
| CR701B Starr Ln over Marys River | 2014 | 50 | Good |
| County Road #748 over Jack Creek | 1997 | 50 | Good |
| Forest Road 56931 over Sand Creek | 2003 | 50 | Good |
| Lower S Fork Rd over Huntington Crk | 2001 | 50 | Good |
| No Data Entered over Jarbidge River | 2006 | 50 | Good |
| No Data Entered over Jarbidge River | 2006 | 50 | Good |
| No Data Entered over Jarbidge River | 2007 | 50 | Good |
| No Data Entered over Jarbidge River | 2007 | 50 | Good |
| No Data Entered over Jarbidge River | 2007 | 50 | Good |
| No Data Entered over Jarbidge River | 2007 | 50 | Good |
| Lwr Starr Vly Rd over Starr Crk | 1987 | 44 | Good |
| 1096: Marys River over Marys River | 1991 | 30 | Poor |
| 1080: Haystack over North Fork of Humboldt R | 1981 | 25 | Good |
| 1094: Wilson C.g. over Wilson Reservoir Spillwa | 1967 | 25 | Fair |
| 1096: Marys River over T Creek | 1973 | 25 | Fair |
| 1114: Adobe Ranch over Susie Creek | 2003 | 25 | Good |
| 1140: Midas- Il over Four Mile Creek | 2002 | 25 | Good |
| 1703: Marys River over Marys River | 2011 | 25 | Good |
| Forest Route 57122 over Lamoille Creek | 2003 | 25 | Good |
| Bullion Rd over Sfk Humboldt Rv | 2007 | 23 | Good |
| Fdr 10128 over Lamoille Creek | 1996 | 20 | Fair |
| Fdr 10128 over Lamoille Creek | 1996 | 20 | Good |
| Il Ranch Road over Owyhee River | 1995 | 20 | Fair |
| Irr Bia 2 over Sheep Creek | 1980 | 20 | Fair |
| Irr Old SR 11 over Bull Run Crk | 2004 | 20 | Good |
| Diamond A Road over Jarbidge River | 2008 | 17 | Good |
| N. Tuscarora Rd. over S. Fork Owyhee River | 2012 | 17 | Good |
| Irr Bia Rte 5 over S Fork Humboldt River | 2003 | 13 | Good |
| Cemetery Road over Jarbidge River | 1994 | 12 | Fair |
| Fr EL49 over UPRR | 1933 | 12 | Poor |
| Goose Creek Rd over Goose Crk | 1989 | 12 | Fair |
| Goose Creek Rd over Goose Crk | 1930 | 12 | Fair |
| 57340 over Lamoille Creek | 1995 | 10 | Good |
| County Road #745 over Bruneau River | 1986 | 10 | Fair |
| County Road #745 over Martin Creek | 1982 | 10 | Fair |
| County Road #745 over Meadow Creek | 1956 | 10 | Fair |
| County Road #750 over Bruneau River | 1985 | 10 | Fair |
| Forest Route 10067 over Copper Creek | 1983 | 10 | Fair |
| Forest Route 10126 over Owyhee River | 1985 | 10 | Fair |
| Bia Irr Rte 203 over Sheep Creek | 1988 | 5 | Fair |