| IRR Sd063 over Dupree Ck | Poor | 118.4 ft | 590 | 1961 |
| Four Corners Road over Ck | Poor | 62.0 ft | 16 | 1930 |
| IRR County Road over Bear Ck | Poor | 40.0 ft | 10 | 1935 |
| IRR Us212 over Ck | Fair | 24.9 ft | 1,291 | 1954 |
| IRR Us212 over Bear Ck | Fair | 128.6 ft | 1,130 | 1954 |
| IRR Us212 over Bear Ck | Fair | 73.5 ft | 1,083 | 1955 |
| IRR Sd063 over Rudy Ck Tributary | Fair | 20.7 ft | 590 | 1994 |
| IRR Sd063 over Rudey Ck | Fair | 38.7 ft | 590 | 1993 |
| IRR Sd065 over Ck | Fair | 28.9 ft | 580 | 1995 |
| IRR Sd065 over Moreau Rv | Fair | 370.1 ft | 580 | 1972 |
| IRR Sd063 over Cheyenne Rv | Fair | 2108.9 ft | 405 | 1981 |
| IRR BIA RTE 6 over Rattlesnake Creek | Fair | 87.9 ft | 293 | 1986 |
| IRR BIA RTE 6 over Red Coat Creek | Fair | 87.9 ft | 275 | 1976 |
| IRR BIA RTE 12 over Big Cottonwood Creek | Fair | 94.2 ft | 217 | 1969 |
| IRR BIA RTE 12 over Little Cottonwood Creek | Fair | 94.2 ft | 205 | 1969 |
| IRR BIA RTE 6 over Red Scaffold Creek | Fair | 80.1 ft | 165 | 1960 |
| Thunder Butte Road over Thunder Butte Ck | Fair | 184.1 ft | 143 | 1969 |
| Thunder Butte Road over Moreau Rv | Fair | 334.0 ft | 143 | 1969 |
| IRR BIA RTE 9 over Abear Creek | Fair | 69.9 ft | 93 | 1962 |
| Iron Lightening RD over Bear Ck | Fair | 74.1 ft | 35 | 1954 |
| Leedom Pike RD over Moreau Rv | Fair | 42.7 ft | 20 | 1993 |
| IRR County Road over Flint Rock Ck | Fair | 136.2 ft | 16 | 1945 |
| 173 ST (meade Co) over Beaver Ck | Fair | 32.5 ft | 10 | 1935 |
| IRR BIA RTE 6 over Ash Creek | Good | 105.3 ft | 814 | 1968 |
| IRR Sd065 over Bear Ck | Good | 76.8 ft | 580 | 1984 |
| IRR Sd065 over Red Earth Ck | Good | 93.2 ft | 580 | 1984 |
| IRR BIA RTE 11 over Cherry Creek | Good | 157.2 ft | 250 | 1968 |
| IRR Sd020 over Irish Ck | Good | 157.5 ft | 125 | 1975 |
| IRR BIA RTE 13 over Cherry Creek | Good | 220.1 ft | 80 | 1987 |
| Four Corner Road over Luis Ck | Good | 27.9 ft | 14 | 2005 |