| County Highway over Hat Creek | Poor | 61.0 ft | 15 | 1935 |
| Coll 7137 over Interstate Canal | Fair | 67.9 ft | 145 | 1972 |
| Coll 7133 over Interstate Canal | Fair | 51.8 ft | 95 | 1971 |
| Coll 7139 over Sowbelly Creek | Fair | 24.0 ft | 30 | 1975 |
| County Highway over Dead Mans Creek | Fair | 40.0 ft | 30 | 1970 |
| Montrose Road over Hat Creek | Fair | 106.0 ft | 25 | 2018 |
| Coll 7139 over Whitehead Creek | Fair | 32.2 ft | 25 | 1954 |
| County Highway over Hat Creek | Fair | 40.0 ft | 20 | 1935 |
| County Highway over Interstate Canal | Fair | 80.1 ft | 20 | 1982 |
| County Highway over Interstate Canal | Fair | 73.2 ft | 15 | 1978 |
| County Highway over Sand Creek | Fair | 24.0 ft | 15 | 1970 |
| County Highway over West Hat Creek | Fair | 24.0 ft | 10 | 1975 |
| County Highway over Interstate Canal | Fair | 22.0 ft | 10 | 1908 |
| County Highway over Pid Canal | Fair | 69.9 ft | 10 | 1935 |
| Service Road over Niobrara River | Fair | 25.6 ft | 4 | 1985 |
| N71 over Wind Spring Draw | Good | 38.1 ft | 745 | 1982 |
| Us20 over Stream | Good | 39.0 ft | 615 | 1940 |
| N29 over Stream | Good | 75.1 ft | 265 | 1952 |
| N29 over Stream | Good | 33.1 ft | 265 | 1952 |
| N29 over Stream | Good | 25.9 ft | 265 | 1952 |
| N29 over Interstate Canal | Good | 82.0 ft | 240 | 1973 |
| N29 over Stream | Good | 21.0 ft | 240 | 1963 |
| N29 over Niobrara River | Good | 34.1 ft | 205 | 2006 |
| Fas 1105 over Stream | Good | 46.9 ft | 150 | 1935 |
| Toadstool Road over Dirty Creek | Good | 40.0 ft | 115 | 1991 |
| Fas 1085 over White River | Good | 80.1 ft | 55 | 1991 |
| Fas 1085 over Deep Creek | Good | 32.2 ft | 55 | 1987 |
| Fas 1105 over Indian Creek | Good | 123.0 ft | 50 | 2003 |
| County Highway over Wrpi 909-787-r | Good | 205.1 ft | 50 | 1984 |
| Coll 7126 over Interstate Canal | Good | 60.0 ft | 50 | 1988 |
| Coll 7137 over Niobrara River | Good | 32.2 ft | 40 | 2002 |
| School House RD over Niobrara River | Good | 30.8 ft | 35 | 2006 |
| County Highway over Whitehead Creek | Good | 29.9 ft | 25 | 1978 |
| County Highway over Stream | Good | 25.9 ft | 20 | 1999 |
| County Highway over Wrpi 909-780-t | Good | 168.0 ft | 20 | 1984 |
| County Highway over West Hat Creek | Good | 24.0 ft | 10 | 1975 |