| Or 52 (hwy 492) over Snake River | Poor | 689.0 ft | 4,512 | 1953 |
| Little Vly RD C6 over Vale Main Canal | Poor | 49.9 ft | 140 | 1978 |
| Owyhee River C1025 over Owyhee River (rome) | Poor | 279.9 ft | 20 | 1906 |
| US 30 (hwy 493) over I-84 (hwy 6 Mp 376.72) | Fair | 301.8 ft | 26,810 | 1998 |
| Or 201 (hwy 455) over Malheur River | Fair | 382.9 ft | 13,346 | 1976 |
| I-84 (hwy 006) EB over Snake River | Fair | 953.4 ft | 12,977 | 1960 |
| I-84 (hwy 006) WB over Snake River | Fair | 953.4 ft | 12,977 | 1960 |
| I-84 (hwy 006) EB over Uprr (ore-ida) | Fair | 179.1 ft | 12,977 | 1960 |
| I-84 (hwy 006) WB over Uprr (ore-ida) | Fair | 179.1 ft | 12,977 | 1960 |
| I-84 (hwy 006) EB over Grigg Road | Fair | 121.1 ft | 12,977 | 1960 |
| I-84 (hwy 006) WB over Grigg Road | Fair | 121.1 ft | 12,977 | 1960 |
| I-84 (hwy 006) over Birch Creek | Fair | 36.1 ft | 12,271 | 1958 |
| I-84 (hwy 006) over Olds Ferry Interchange | Fair | 219.2 ft | 12,033 | 1973 |
| I-84 (hwy 006) EB over Malheur River | Fair | 410.1 ft | 9,549 | 1973 |
| I-84 (hwy 006) WB over Doman Road | Fair | 143.0 ft | 6,566 | 1972 |
| I-84 (hwy 006) EB over S F Jacobsen Gulch EB | Fair | 113.8 ft | 6,566 | 1973 |
| I-84 (hwy 006) WB over S F Jacobsen Gulch RD WB | Fair | 113.8 ft | 6,566 | 1972 |
| I-84 (hwy 006) WB over Moores Hollow Int WB | Fair | 137.1 ft | 6,029 | 1972 |
| I-84 (hwy 006) EB over Moores Hollow Int EB | Fair | 137.1 ft | 6,029 | 1973 |
| US 20 (hwy 007) over Nevada Ditch Canal | Fair | 24.9 ft | 5,908 | 1955 |
| US 20 (hwy 007) over Snake River(nyssa) | Fair | 696.9 ft | 5,100 | 1957 |
| US 20 (hwy 007)eb over Malheur River (vale) | Fair | 299.9 ft | 3,129 | 1988 |
| US 20 W (hwy 7 Wb) over Malheur R (vale) | Fair | 276.9 ft | 3,129 | 2005 |
| US 20 (hwy 007) over Bully Creek | Fair | 105.0 ft | 3,102 | 2005 |
| US 20 (hwy 007) over Malheur River (hope) | Fair | 252.6 ft | 2,470 | 1966 |
| SE 5th Avenue over I-84 (hwy 006) | Fair | 262.1 ft | 2,297 | 1960 |
| US 95 (hwy 456) over Cow Creek | Fair | 86.0 ft | 2,053 | 1944 |
| US 95 (hwy 456) over Succor Creek | Fair | 147.6 ft | 2,049 | 1975 |
| US 20 (hwy 007) over Cottonwood Creek | Fair | 76.1 ft | 1,963 | 1996 |
| US 95 (hwy 456) over Jordan Creek | Fair | 140.7 ft | 1,882 | 1985 |
| US 95 (hwy 456) over Antelope Canal (2nd Xing | Fair | 47.9 ft | 1,877 | 1985 |
| US 95 (hwy 456) over Owyhee River (rome) | Fair | 335.0 ft | 1,862 | 1936 |
| US 20 (hwy 007) over Calf Creek | Fair | 21.0 ft | 1,851 | 1949 |
| US 20 (hwy 007) over North Fork Malheur River | Fair | 194.9 ft | 1,851 | 2005 |
| US 20 (hwy 007) over Malheur R (horseshoe B.) | Fair | 293.6 ft | 1,851 | 2005 |
| US 20 (hwy 007) over Malheur R (gwynn) | Fair | 185.0 ft | 1,851 | 2004 |
| US 20 (hwy 007) over Pole Creek | Fair | 21.0 ft | 1,772 | 1949 |
| US 20 (hwy 007) over Black Canyon Creek | Fair | 69.9 ft | 1,772 | 1959 |
| US 20 (hwy 007) over Malheur R (sperry) | Fair | 185.0 ft | 1,772 | 2005 |
| US 20 (hwy 007) over Malheur R (diversion) | Fair | 136.2 ft | 1,764 | 2004 |
| US 20 (hwy 007) over Malheur R (namorf) | Fair | 116.1 ft | 1,764 | 2004 |
| SW 18th AVE over Uprr | Fair | 174.9 ft | 1,639 | 2003 |
| Or 201 (hwy 450) over Owyhee Irrigation Ditch | Fair | 41.0 ft | 1,598 | 1967 |
| Or 201 (hwy 450) over Owyhee Irrigation Ditch | Fair | 41.0 ft | 1,495 | 1967 |
| US 20 (hwy 007) over Chimney Creek(6th Xing) | Fair | 45.3 ft | 1,475 | 1966 |
| US 20 (hwy 007) over Chimney Creek(7th Xing) | Fair | 45.3 ft | 1,475 | 1966 |
| US 20 (hwy 007) SB over Chimney Creek(9th Xing) | Fair | 22.0 ft | 1,475 | 1936 |
| Chester BLVD over I-84 (hwy 006) | Fair | 193.9 ft | 1,393 | 1956 |
| Alberta B489 over Owyhe Canal | Fair | 27.9 ft | 1,045 | 1969 |
| Glenn ST (vale) over Malheur River | Fair | 305.1 ft | 1,037 | 1961 |
| HWY 489 over Snake River (adrian) | Fair | 740.2 ft | 882 | 1973 |
| County RD 570 over Mitchell Canal (jeneta) | Fair | 24.0 ft | 701 | 1974 |
| NW 36th Street over Malheur River | Fair | 213.9 ft | 529 | 2013 |
| Or 201 (hwy 490) over Irrigation Canal | Fair | 21.0 ft | 500 | 1947 |
| Lytle BLVD C-853 over Cow Hollow Drain | Fair | 25.9 ft | 481 | 1932 |
| Overstreet B486 over Owyhee Canal | Fair | 28.9 ft | 478 | 1974 |
| Grand C-562 over Owyhee Canal | Fair | 25.9 ft | 469 | 1961 |
| US 26 (hwy 005) over Pole Creek | Fair | 55.8 ft | 426 | 1979 |
| Cloverdale RD over Owyhee Canal | Fair | 24.9 ft | 420 | 1971 |
| Owyhee Rd. B485 over Owyhee River | Fair | 219.2 ft | 404 | 1974 |
| Overstreet B486 over Owyhee River | Fair | 240.2 ft | 383 | 1973 |
| Owyhee/lytle BLVD over Owyhee Canal | Fair | 23.0 ft | 358 | 1950 |
| Succor CR RD B483 over Owyhee Canal | Fair | 23.0 ft | 353 | 1983 |
| Butte RD B493 over Malheur River (butte) | Fair | 141.1 ft | 335 | 1974 |
| Bully CR RD over Vale Canal Siphon | Fair | 44.0 ft | 335 | 1968 |
| Harper-westfalc805 over Bully Creek | Fair | 128.9 ft | 328 | 1967 |
| Bully CR RD over Bully CR Canal | Fair | 58.1 ft | 312 | 2004 |
| Owyhee B485 over Owyhee Canal | Fair | 44.9 ft | 312 | 1971 |
| Kochsmeier C-509 over Willow Creek | Fair | 33.1 ft | 307 | 1981 |
| N. G St. C-613 over Willow CR | Fair | 42.0 ft | 298 | 1976 |
| N. 12th C-736 over Willow CR | Fair | 33.1 ft | 264 | 1977 |
| Cassia C-953 over Riverside Canal | Fair | 27.9 ft | 264 | 1978 |
| Columbia C-860 over Owyhee Canal | Fair | 30.8 ft | 259 | 1964 |
| Airport Rd-johnson over Malheur River | Fair | 141.1 ft | 249 | 1979 |
| Cloverdale RD over Lockett Gulch | Fair | 40.0 ft | 245 | 1973 |
| Arock C-729 over Jordan Creek | Fair | 149.9 ft | 244 | 1970 |
| C-675 over Malheur River | Fair | 144.0 ft | 234 | 1973 |
| Little Vlly Rdc698 over Malheur River | Fair | 241.1 ft | 233 | 1984 |
| Copeland C-615 over Malheur River | Fair | 137.1 ft | 206 | 1986 |
| 3rd Ave. E C-1076 over Willow Creek EB | Fair | 39.0 ft | 198 | 1986 |
| Morgan RD over Owyhee Canal | Fair | 25.9 ft | 198 | 1960 |
| Norwood C-775 over Mitchell Canal | Fair | 27.9 ft | 196 | 1968 |
| HWY 451 over Bully Creek | Fair | 49.9 ft | 194 | 1969 |
| Napton C-1052 over Alkali CR | Fair | 24.0 ft | 180 | 1965 |
| Owyhee C-1036 over Mitchell Canal | Fair | 25.9 ft | 171 | 1952 |
| County RD 1105 over Mitchell Canal | Fair | 24.9 ft | 157 | 1984 |
| Succor B483greeley over Carter CR | Fair | 37.1 ft | 156 | 1988 |
| Klamath AVE over Mitchell Canal | Fair | 28.9 ft | 144 | 1968 |
| Miller RD over Riverside Canal | Fair | 30.8 ft | 140 | 1978 |
| Viewcrest C-1044 over Mitchell Canal | Fair | 32.2 ft | 136 | 1960 |
| Bit C-1101 over Willow CR | Fair | 24.9 ft | 132 | 1981 |
| Evans C-1090 over Willow CR | Fair | 32.2 ft | 122 | 1983 |
| Ridgeview C-1053 over So Owyhee Canal | Fair | 32.2 ft | 122 | 1996 |
| Dinwitty RD C-808 over Antelope Canal | Fair | 37.1 ft | 101 | 1980 |
| Dinwitty RD C-808 over Jordan CR | Fair | 88.9 ft | 99 | 1978 |
| Warm Spring Res RD over Granite CR | Fair | 21.0 ft | 96 | 1983 |
| Indian CR RD over Bully Creek | Fair | 46.9 ft | 94 | 1977 |
| County RD 1109 over Willow CR (guerricagotia | Fair | 29.9 ft | 88 | 1976 |
| Stateline C-981 over Riverside Canal | Fair | 22.0 ft | 88 | 1994 |
| Airport RD over Malheur River | Fair | 125.0 ft | 85 | 1989 |
| Jefferson C-843 over Owyhee Canal | Fair | 26.9 ft | 83 | 1960 |
| Maag RD C-1111 over Willow Creek EB | Fair | 44.9 ft | 81 | 1976 |
| K Road over Willow CR | Fair | 30.8 ft | 81 | 1977 |
| Warm Spring Res RD over Malheur River | Fair | 125.0 ft | 77 | 1942 |
| Waters Lane C-681 over Willow Creek EB | Fair | 26.9 ft | 68 | 1961 |
| Little Vlly Rdc698 over Vale Main Canal | Fair | 43.0 ft | 68 | 1976 |
| Indian CR RD over Indian Creek | Fair | 30.8 ft | 66 | 1977 |
| Danner C-793 over Cow Creek | Fair | 80.1 ft | 62 | 1924 |
| Kimberly LN C-554 over Lockett Gulch Idaho | Fair | 30.8 ft | 61 | 1975 |
| Willow CR RD over Willow Creek EB | Fair | 48.9 ft | 57 | 1982 |
| Succor C-816tiffen over Succor CR | Fair | 70.9 ft | 55 | 1988 |
| Clover Crk RD C536 over Clover Creek | Fair | 29.9 ft | 55 | 1975 |
| C-800 over Cow Creek (scott) | Fair | 30.8 ft | 52 | 1977 |
| Desert Glen C-1059 over Succor CR (lower) | Fair | 107.9 ft | 48 | 1997 |
| NE 9th Ave. C-742 over Willow CR | Fair | 59.1 ft | 46 | 1986 |
| 4th AVE E C-826 over Willow Creek EB | Fair | 29.9 ft | 45 | 1977 |
| 5th AVE over Willow CR | Fair | 38.1 ft | 43 | 1961 |
| Bully CR RD over Clover Creek | Fair | 39.0 ft | 40 | 1975 |
| Reservoir RD over Vale Main Canal | Fair | 30.8 ft | 38 | 2002 |
| Three Forks C-927 over Nf Owyhee River (fenwick | Fair | 65.9 ft | 16 | 2009 |
| N. F St. C-1093 over Willow CR | Fair | 29.9 ft | 16 | 1948 |
| HWY 457 over Owyhee Canal | Fair | 56.1 ft | 6 | 1991 |
| 9th AVE W C-511 over Vale Main Canal | Fair | 30.8 ft | 6 | 1973 |
| Park Access Road over Succor Creek | Fair | 40.0 ft | 0 | 2007 |
| US 30 (hwy 493) over Snake R. (hwy 493) | Good | 887.1 ft | 26,880 | 1967 |
| Or 201 (hwy 455) over I-84 (hwy 6 Mp 374.55) | Good | 251.0 ft | 13,346 | 2008 |
| I-84 (hwy 006) over Owyhee Canal | Good | 21.0 ft | 13,133 | 1955 |
| I-84 (hwy 006) WB over Malheur River | Good | 342.8 ft | 9,549 | 1973 |
| I-84 (hwy 6) EB over Doman Road | Good | 115.2 ft | 6,566 | 2007 |
| I-84 (hwy 006) WB over Benson Crk I/c WB | Good | 175.9 ft | 6,135 | 1967 |
| I-84 (hwy 006) EB over Benson Crk I/c EB | Good | 175.9 ft | 6,135 | 1967 |
| US 20 (hwy 007) over Nevada Ditch | Good | 20.0 ft | 5,908 | 1955 |
| Or 201 (hwy 491) over Snake River (weiser) | Good | 876.0 ft | 4,357 | 2010 |
| US 95 (hwy 456) over Hooker Creek | Good | 20.0 ft | 2,126 | 1993 |
| US 20 (hwy 007) over Buckaroo Cabin Creek | Good | 80.7 ft | 2,054 | 1962 |
| US 20 (hwy 007) over Little Sandy Creek | Good | 50.9 ft | 2,054 | 1962 |
| US 95 (hwy 456) over Antelope Canal 1st Xing | Good | 51.5 ft | 1,877 | 1985 |
| US 20 (hwy 007) over Squaw Crk | Good | 69.6 ft | 1,870 | 2004 |
| US 20 (hwy 007) over Sperry Crk | Good | 68.2 ft | 1,772 | 2004 |
| US 20 (hwy 007) over Gold Crk | Good | 70.9 ft | 1,764 | 2004 |
| Or 201 (hwy 450) over Owyhee River | Good | 339.2 ft | 1,475 | 1985 |
| US 20 (hwy 007) over Chimney Crk (10th Xing) | Good | 81.4 ft | 1,475 | 2005 |
| Clark Blvd. over Owyhee Canal | Good | 53.1 ft | 1,335 | 2005 |
| Lagoon DR B494 over Willow Creek EB | Good | 43.0 ft | 771 | 1974 |
| Enterprise B488 over Owyhee Canal | Good | 24.9 ft | 769 | 1964 |
| Owyhee Ave. C-570 over Owyhee Canal | Good | 58.1 ft | 734 | 1938 |
| US 30 (hwy 449) over Benson Creek | Good | 85.0 ft | 732 | 1957 |
| Halliday B-493 over Malheur River | Good | 217.8 ft | 663 | 1967 |
| Stanton Blvd. over I-84 (hwy 006) | Good | 221.1 ft | 556 | 1956 |
| Harper-westfalc805 over Malheur River | Good | 244.1 ft | 445 | 1969 |
| US 26 (hwy 005) over Canyon Creek | Good | 65.6 ft | 426 | 1979 |
| US 26 (hwy 005) over Middle Fk Willow | Good | 26.9 ft | 353 | 1986 |
| Greenfield C-1009 over Bully Creek | Good | 122.0 ft | 332 | 1972 |
| US 26 (hwy 005) over S Fk Willow CR (rose Cr) | Good | 45.9 ft | 331 | 1993 |
| Napton C-1057 over So Owyhee Canal | Good | 22.0 ft | 297 | 1993 |
| HWY 453 over Riverside Canal | Good | 21.0 ft | 286 | 1999 |
| Pioneer RD over Dead Ox Canal | Good | 82.0 ft | 272 | 1940 |
| Harper-westfall RD over Drain Ditch | Good | 61.0 ft | 264 | 2005 |
| Falk Island C-870 over Snake River | Good | 421.9 ft | 225 | 1987 |
| Harper-westfalc805 over Vale Canal | Good | 104.0 ft | 181 | 2005 |
| West Main ST over Bully Creek | Good | 101.0 ft | 179 | 1979 |
| Danner C-995 over Jordon CR | Good | 87.9 ft | 177 | 1980 |
| Woodbridge C-864 over Alkali CR | Good | 77.1 ft | 175 | 2002 |
| Fasb483-rockville over Spring CR | Good | 30.8 ft | 156 | 1988 |
| Beulah Road C510 over N Fork Malheur River | Good | 58.1 ft | 152 | 1986 |
| Silver City C-1121 over Cow CR (silver City) | Good | 62.0 ft | 116 | 1996 |
| Logan RD over Willow Creek EB | Good | 61.0 ft | 110 | 1985 |
| 6th AVE over Willow CR | Good | 63.0 ft | 110 | 1987 |
| Fir Rd. over Low Lift Canal | Good | 27.9 ft | 106 | 2005 |
| Warm Spring Res RD over Malheur River (red Bridg | Good | 121.1 ft | 96 | 1986 |
| Klamath AVE over Cow Hollow Drain | Good | 27.9 ft | 87 | 2003 |
| Beulah RD C-510 over Bendire Creek | Good | 95.1 ft | 77 | 1986 |
| Foxtail C-836 over Riverside Canal | Good | 23.0 ft | 68 | 1983 |
| Willow CR RD over Willow CR (twinbridges) | Good | 67.9 ft | 57 | 1982 |
| Malheur Res. RD over Willow Creek (brogan Cyn | Good | 27.9 ft | 57 | 1982 |
| Willow CR RD over Willow Creek (bronson) | Good | 58.1 ft | 56 | 1982 |
| Jefferson C-554 over Mitchell Canal | Good | 24.9 ft | 54 | 1974 |
| Dahle RD C-1131 over Bully Creek | Good | 141.1 ft | 41 | 1986 |
| Bishop C-657 over Sand Hollow CR | Good | 65.9 ft | 36 | 1999 |
| Bonita Road over Clover CR | Good | 71.9 ft | 26 | 1999 |
| Agency Mnt. Road over Vale Agency Valley Dam | Good | 59.1 ft | 10 | 1933 |