| Us34 over Arikaree River | Fair | 323.2 ft | 1,570 | 1960 |
| Us34 over Sullivan Draw | Fair | 109.9 ft | 1,570 | 1960 |
| Us34 over Indian Creek | Fair | 120.1 ft | 1,385 | 1977 |
| Us34 over Sand Canyon | Fair | 34.1 ft | 690 | 1937 |
| Us34 over Trail Canyon | Fair | 25.9 ft | 690 | 1969 |
| N61 over S Fk Republican River | Fair | 403.9 ft | 610 | 1989 |
| AVE 345 over Indian Creek | Fair | 91.9 ft | 150 | 1939 |
| AVE 346 over Muddy Creek | Fair | 36.1 ft | 150 | 1935 |
| County Highway over N Fk Republican River | Fair | 195.9 ft | 70 | 1973 |
| County Highway over Arikaree River | Fair | 80.1 ft | 40 | 1985 |
| County Highway over Stream | Fair | 21.0 ft | 20 | 1938 |
| Us34 over Stream | Good | 22.0 ft | 1,570 | 1961 |
| Us34 over Stream | Good | 21.0 ft | 1,520 | 1938 |
| Us34 over Cheyenne Canyon | Good | 42.0 ft | 1,520 | 1938 |
| Us34 over Blackwater Canyon | Good | 39.0 ft | 1,520 | 1938 |
| Us34 over Hickman Canyon | Good | 39.0 ft | 1,520 | 1977 |
| Us34 over Stream | Good | 33.1 ft | 1,520 | 1977 |
| Us34/n61 over N Fk Republican River | Good | 367.1 ft | 1,385 | 1938 |
| Us34/n61 over Bnsf/spring CR 077-652-j | Good | 368.1 ft | 1,385 | 2012 |
| Us34 over Will Stafford Canyon | Good | 65.0 ft | 900 | 1938 |
| Us34 over Nesbit Creek | Good | 43.0 ft | 900 | 1938 |
| Us34 over Stream | Good | 22.0 ft | 900 | 1938 |
| Us34 over Stream | Good | 30.8 ft | 900 | 1938 |
| Us34 over Colter Canyon | Good | 27.9 ft | 690 | 1970 |
| Us34 over Hay Canyon | Good | 55.1 ft | 690 | 1979 |
| N61 over Indian Creek | Good | 24.9 ft | 680 | 2008 |
| Fas 1303 over N Fk Republican River | Good | 380.9 ft | 220 | 1981 |
| Fas 1270 over Spring Creek | Good | 21.0 ft | 210 | 1991 |
| Fas 1270 over N Fk Republican River | Good | 303.1 ft | 210 | 1978 |
| County Highway over Stream | Good | 30.8 ft | 200 | 1998 |
| Fas 1270 over S Fk Republican River | Good | 402.9 ft | 200 | 1978 |
| Railroad ST over Republican River Trib | Good | 40.0 ft | 200 | 2000 |
| Coll 7221 over N Fk Republican River | Good | 355.0 ft | 150 | 1988 |
| Fas 1270 over Jones Canyon | Good | 41.0 ft | 140 | 1987 |
| Fas 1270 over Republican River | Good | 353.0 ft | 120 | 1985 |
| Fas 1305 over Rock Creek | Good | 40.0 ft | 100 | 1992 |
| Fas 1305 over Rock Creek | Good | 40.0 ft | 100 | 1992 |
| River Road over N Fk Republican River | Good | 301.8 ft | 100 | 1979 |
| Fas 1305 over N Fk Republican River | Good | 304.1 ft | 80 | 1988 |
| County Highway over Jones Canyon | Good | 38.1 ft | 60 | 1994 |
| County Highway over Big Timber Creek | Good | 82.0 ft | 50 | 1985 |
| AVE 348 over Muddy Creek | Good | 92.8 ft | 45 | 1989 |
| Road 717 over Muddy Creek | Good | 87.9 ft | 40 | 1991 |
| AVE 347 over Indian Creek | Good | 71.9 ft | 35 | 1993 |
| County Highway over N Fk Republican River | Good | 40.0 ft | 20 | 1995 |
| County Highway over Gilmore Canyon | Good | 44.9 ft | 15 | 1938 |
| AVE 322 over Republican River N Fk | Good | 60.0 ft | 10 | 1981 |