| S 7 over Drainage | Poor | 39.4 ft | 473 | 1940 |
| S 7 over Collins Creek | Poor | 58.4 ft | 392 | 1940 |
| US 212 over Drainage | Fair | 24.0 ft | 2,642 | 1965 |
| US 212 over Thompson Creek | Fair | 102.7 ft | 2,642 | 1965 |
| US 212 over Little Missouri River | Fair | 142.7 ft | 2,642 | 1965 |
| US 212 over Willow Creek | Fair | 91.9 ft | 2,285 | 1955 |
| Mormon AVE over Russell Creek 035 | Fair | 57.4 ft | 480 | 1940 |
| S 7 over Flasted Draw | Fair | 58.4 ft | 392 | 1940 |
| S 7 over Little Beaver Creek | Fair | 116.1 ft | 392 | 2010 |
| S 7 over Drainage | Fair | 58.4 ft | 392 | 1940 |
| S 7 over Sheep Camp Creek | Fair | 58.4 ft | 392 | 1941 |
| Ridge RD over Thompson Creek 032 | Fair | 27.9 ft | 373 | 1987 |
| S 323 over Box Elder Creek | Fair | 183.7 ft | 316 | 1957 |
| S 323 over Little Missouri River | Fair | 142.4 ft | 216 | 1983 |
| Powderville RD over S Spring Creek 003 | Fair | 40.0 ft | 100 | 2016 |
| Padden RD over Tie Creek 017 | Fair | 49.9 ft | 100 | 2017 |
| Miles City Cutoff over Little Beaver Creek 004 | Fair | 55.1 ft | 100 | 1987 |
| Plevna Road over S Fork Mill Creek 039 | Fair | 25.6 ft | 100 | 2013 |
| Stagville Draw RD over Russell Creek 005 | Fair | 58.1 ft | 100 | 1938 |
| Moore RD over Crow Creek 034 | Fair | 49.9 ft | 100 | 1938 |
| Cottonwood CR RD over N Cottonwood Creek 037 | Fair | 55.8 ft | 100 | 1938 |
| Cottonwood CR RD over Willow Creek 020 | Fair | 88.9 ft | 100 | 1986 |
| Central AVE over Russell Creek 001 | Fair | 22.6 ft | 100 | 1938 |
| Mill Iron Camp Cro over Box Elder Creek 006 | Fair | 226.7 ft | 74 | 1965 |
| Little Missouri RD over Horse Creek 008 | Fair | 50.2 ft | 42 | 2012 |
| Little Missouri RD over Little Missouri Riv 009 | Fair | 133.2 ft | 42 | 1989 |
| Hammond RD over Box Elder Creek | Fair | 141.7 ft | 33 | 2000 |
| Hammond RD over Whitetail Creek | Fair | 101.7 ft | 32 | 2010 |
| Hammond RD over Corral Creek | Fair | 113.2 ft | 32 | 2000 |
| Chicago AVE over Russell Creek | Good | 40.4 ft | 480 | 2019 |
| Larson Loop RD over Box Elder Creek | Good | 151.2 ft | 100 | 2019 |
| Crow Creek Road over Dry Creek | Good | 69.9 ft | 100 | 2015 |
| Ismay RD over O`fallon Creek 002 | Good | 73.2 ft | 100 | 1994 |
| Crow Creek RD over Crow Creek 033 | Good | 69.9 ft | 100 | 2015 |
| Tauck RD over Box Elder Creek 023 | Good | 75.1 ft | 100 | 2013 |
| Tauck RD over L O Creek 024 | Good | 49.9 ft | 100 | 2014 |
| Cottonwood CR RD over Box Elder Creek 022 | Good | 102.0 ft | 100 | 2010 |
| Cottonwood CR RD over S Cottonwood Creek 021 | Good | 85.3 ft | 100 | 2014 |
| Capitol RD over Little Missouri Riv 014 | Good | 173.2 ft | 100 | 2003 |
| Little Missouri RD over Drainage 010 | Good | 50.2 ft | 42 | 2013 |
| Little Missouri RD over Cottonwood Creek 011 | Good | 85.0 ft | 42 | 2015 |
| Little Missouri RD over Sand Creek 015 | Good | 49.9 ft | 42 | 2015 |