| IRR Us012 over Claymore Ck | Poor | 251.6 ft | 1,378 | 1958 |
| 104th Street over Hump Creek | Poor | 42.0 ft | 30 | 1930 |
| Township Road over Dirt Lodge Creek | Poor | 34.1 ft | 30 | 1932 |
| Corson County 35 over Grand River | Poor | 140.1 ft | 20 | 1990 |
| IRR Us012 over Deep Bank Ck | Fair | 182.1 ft | 1,091 | 1965 |
| IRR Us012 over Br Snake Ck | Fair | 21.3 ft | 1,091 | 1965 |
| IRR Us012 over Snake Ck | Fair | 143.4 ft | 1,091 | 1966 |
| IRR Sd063 over Oak Ck | Fair | 194.2 ft | 864 | 1980 |
| IRR Sd1806 over Burlington Northern Rr | Fair | 203.7 ft | 826 | 1973 |
| IRR Sd1806 over Oahe Lk (grand Rv) | Fair | 4001.3 ft | 826 | 1963 |
| IRR Us012 over Ck | Fair | 117.1 ft | 636 | 1964 |
| IRR Us012 over Grand Rv | Fair | 556.1 ft | 636 | 1960 |
| IRR Sd065 over Firesteel Ck | Fair | 109.6 ft | 533 | 1961 |
| IRR Us012 over Br Hay Ck | Fair | 54.1 ft | 424 | 1962 |
| IRR Us012 over Hay Ck | Fair | 80.1 ft | 424 | 1962 |
| IRR Us012 over Ck | Fair | 23.6 ft | 391 | 1964 |
| IRR Us012 over Dry Run Ck | Fair | 20.7 ft | 391 | 1964 |
| IRR Sd1806 over Oak Ck | Fair | 232.0 ft | 368 | 1963 |
| IRR Sd065 over White Shirt Ck | Fair | 151.6 ft | 234 | 1956 |
| IRR Sd065 over Hump Ck | Fair | 174.5 ft | 234 | 1956 |
| IRR Sd063 over Grand Rv | Fair | 503.9 ft | 220 | 1970 |
| IRR BIA RTE 44 over West Fork Of Oak Creek | Fair | 92.8 ft | 213 | 1961 |
| Kenel Road over Oak Creek | Fair | 158.1 ft | 156 | 1968 |
| IRR BIA RTE 2 over Stink Creek | Fair | 74.1 ft | 101 | 1960 |
| IRR BIA RTE 44 over North Fork Of Oak Creek | Fair | 63.0 ft | 100 | 1961 |
| 220th Avenue over Hay Creek | Fair | 69.9 ft | 100 | 1977 |
| Morristown Road over Grand River | Fair | 174.9 ft | 30 | 1981 |
| 230th Avenue over Dirt Lodge Creek | Fair | 75.1 ft | 30 | 1988 |
| County Road over Hump Creek | Fair | 35.1 ft | 30 | 1974 |
| Township Road over Hay Creek | Fair | 32.2 ft | 15 | 1935 |
| IRR Sd020 over Ck | Good | 20.7 ft | 956 | 2000 |
| IRR Sd063 over Ck | Good | 157.8 ft | 864 | 1980 |
| IRR Us012 over Burlington Northern Rr | Good | 197.8 ft | 470 | 2024 |
| IRR Us012 over Burlington Northern Rr | Good | 236.9 ft | 424 | 2024 |
| IRR Us012 over Hay Ck | Good | 120.1 ft | 424 | 2024 |
| IRR Us012 over Ck | Good | 20.7 ft | 391 | 1991 |
| IRR Sd073 over Burlington Northern Rr | Good | 199.1 ft | 274 | 1977 |
| IRR Sd065 over Grand Rv | Good | 398.6 ft | 234 | 2012 |
| IRR BIA RTE 21 over Rock Creek | Good | 106.0 ft | 203 | 1971 |
| IRR BIA RTE 4 over Little Oak Creek | Good | 96.8 ft | 116 | 2002 |
| IRR BIA RTE 4 over Highbank Creek Bridge | Good | 95.8 ft | 109 | 2008 |
| IRR BIA RTE 44 over Oak Creek | Good | 100.1 ft | 100 | 2010 |
| IRR BIA RTE 4 over Fire Steel Creek | Good | 119.1 ft | 45 | 1987 |
| 211th Avenue over Black Horse Butte Ck | Good | 60.0 ft | 30 | 1999 |
| 237th Avenue over Firesteel Creek | Good | 25.3 ft | 30 | 2007 |
| West Bullhead Road over White Shirt Creek | Good | 28.5 ft | 30 | 2016 |
| 107th Street over Oak Creek | Good | 100.1 ft | 25 | 2005 |
| Twin Butte Road over Grand River | Good | 140.1 ft | 20 | 1990 |
| Twin Butte Road over Trib. To Blk Horse Butte | Good | 25.3 ft | 14 | 2005 |