| I80 over Mud Creek | 1963 | 18,660 | Good |
| I80 over Mud Creek | 1963 | 18,660 | Fair |
| I80 over Spring Creek | 1963 | 18,660 | Fair |
| I80 over Spring Creek | 1963 | 18,660 | Fair |
| I80 over Stream | 1963 | 18,660 | Good |
| I80 over Stream | 1935 | 18,485 | Good |
| I80 over Cozad Canal | 1964 | 17,745 | Good |
| I80 over Drainage Ditch | 1964 | 17,745 | Fair |
| I80 over Drainage Ditch | 1964 | 17,745 | Fair |
| I80 over Buffalo Creek | 1964 | 17,540 | Fair |
| I80 over Buffalo Creek | 1964 | 17,540 | Fair |
| I80 over Cozad Canal | 1964 | 17,540 | Good |
| I80 over Dawson County Canal | 1964 | 17,540 | Fair |
| I80 over Farmers/merchants Canal | 1964 | 17,540 | Fair |
| I80 over N Ch Platte River | 1964 | 17,540 | Good |
| I80 over N Ch Platte River | 1964 | 17,540 | Good |
| I80 over Stream | 1964 | 17,540 | Good |
| I80 over Stream | 1964 | 17,540 | Good |
| I80 over N Ch Platte River | 1964 | 17,345 | Good |
| I80 over N Ch Platte River | 1964 | 17,345 | Good |
| I80 over Stream | 1964 | 17,345 | Good |
| US283 over Stream | 1963 | 11,875 | Good |
| US283 over US30/UPRR 816-899-f | 1971 | 11,875 | Good |
| Adams Street over Adams Street | 2003 | 6,600 | Good |
| Lexington Viaduct over US30 Uprr&ivan | 2003 | 6,600 | Good |
| N47 over 6TH Street | 1987 | 5,485 | Good |
| N47 over 7th/us30/uprr 816-146-a | 1987 | 5,485 | Good |
| N21 over US-30/UPRR 817-742-d | 1966 | 4,270 | Fair |
| N21 over Dawson County Canal | 2024 | 4,200 | Good |
| N47 over I80 | 2014 | 3,490 | Good |
| N47 over N Ch Platte River | 1987 | 3,490 | Good |
| N47 over N Ch Platte River | 1987 | 3,490 | Fair |
| N47 over Platte River | 1971 | 3,490 | Fair |
| US283 over I80 | 1995 | 3,205 | Good |
| US283 over Platte River | 1963 | 3,205 | Good |
| US30 over Spring Creek | 1931 | 3,095 | Fair |
| US30 over Stream | 1973 | 3,095 | Good |
| US30/N21 over Stream | 1973 | 3,090 | Good |
| US30/N21 over Farmers&merchants Canal | 1985 | 3,050 | Fair |
| US30/N21 over Stream | 1973 | 2,815 | Good |
| US30 over Buffalo Creek | 1933 | 2,750 | Fair |
| US30 over Stream | 1973 | 2,750 | Good |
| US30 over Stream | 1981 | 2,750 | Good |
| US30 over Stream | 1981 | 2,750 | Good |
| US30 over Stream | 1981 | 2,750 | Good |
| US30 over Stream | 1981 | 2,750 | Good |
| US30 over Stream | 1981 | 2,750 | Good |
| US30 over Tail Race | 1982 | 2,725 | Good |
| US283 over Platte River Overflow | 1956 | 2,710 | Good |
| US30 over Buffalo Creek | 1973 | 2,495 | Good |
| US30 over Cozad Canal | 1930 | 2,495 | Good |
| US30 over Stream | 1973 | 2,495 | Good |
| US30 over Stream | 1973 | 2,495 | Good |
| US30 over Stream | 1971 | 2,495 | Good |
| 1ST St over Tail Race Canal | 1990 | 2,100 | Good |
| Main St/fas 1620 over Stream | 1935 | 2,085 | Good |
| N21 over I80 | 2008 | 1,755 | Good |
| N21 over N Ch Platte River | 1987 | 1,755 | Good |
| N21 over Platte River | 1987 | 1,755 | Good |
| N47 over Thirty Mile Canal | 2012 | 1,485 | Good |
| N47 over Cozad Canal Tributary | 1961 | 1,475 | Good |
| N21 over Spring Creek | 1955 | 1,455 | Good |
| Road 435 over Dawson Co Drain 1 | 2021 | 1,441 | Good |
| Fas 1855 over Platte River | 1977 | 1,335 | Fair |
| L24B Overton Cnlk over I80 | 1963 | 1,320 | Good |
| N21 over Buffalo Creek | 1955 | 1,240 | Good |
| N21 over French Creek | 2019 | 1,240 | Good |
| Co Rd 756/FAS 6556 over Spring Creek | 1956 | 1,135 | Fair |
| N40 over Stream | 1963 | 1,040 | Good |
| N40 over Stream | 1963 | 1,040 | Good |
| N40 over Stream | 1963 | 1,040 | Good |
| N40 over Wood River Trib | 1963 | 1,040 | Good |
| N21 over Buffalo Creek Trib | 2021 | 1,015 | Good |
| N21 over Dawson County Canal | 2021 | 1,015 | Good |
| N21 over Stream | 1936 | 1,015 | Good |
| N21 over Stream | 1962 | 1,015 | Good |
| N21 over Stream | 1962 | 1,015 | Good |
| N21 over Stream | 1962 | 1,015 | Good |
| Co Rd 421/FAS 1725 over Drainage Ditch | 1957 | 1,010 | Fair |
| N21 over Stream | 1964 | 985 | Good |
| N21 over Thirty Mile Canal | 1961 | 985 | Good |
| N21 over Tri-county Canal | 1964 | 985 | Good |
| N23 over Plum Creek | 1954 | 975 | Good |
| L24B Overton Cnlk over Spring Creek | 1956 | 935 | Good |
| L24B over UPRR & US30 Viaduct | 2005 | 935 | Good |
| N40 over Dry Fork Creek | 1965 | 870 | Good |
| N40 over Stream | 1965 | 870 | Good |
| N40 over Stream | 1965 | 870 | Good |
| N40 over Stream | 1965 | 870 | Good |
| N23 over Stream | 1958 | 850 | Good |
| Fas 1705 over Buffalo Creek | 1935 | 690 | Good |
| N47 over Emergency Spillway | 1958 | 690 | Fair |
| N47 over Hiles Canyon | 1963 | 690 | Good |
| N47 over Hiles Canyon | 1963 | 690 | Good |
| N47 over North Plum Creek | 2003 | 690 | Good |
| N47 over Stream | 1966 | 690 | Good |
| N47 over Tri-county Canal | 1987 | 690 | Good |
| Co Rd 756/FAS 1600 over Buffalo Creek | 1961 | 670 | Fair |
| Co Rd 756/FAS 1600 over Buffalo Creek | 1961 | 670 | Fair |
| Co Rd 756/FAS 1600 over Buffalo Creek | 1961 | 670 | Fair |
| Co Rd 755/FAS 1580 over N Ch Platte River | 1978 | 640 | Fair |
| Co Rd 755/FAS 1580 over S Ch Platte River | 1978 | 640 | Fair |
| Co Rd 444/FAS 1855 over Buffalo Creek | 1986 | 615 | Fair |
| Co Rd 444/FAS 1855 over Field Drain | 1961 | 615 | Good |
| County Road 434 over Spring Creek | 1956 | 585 | Good |
| Co Rd 766/FAS 1630 over Natural Drain | 1958 | 565 | Good |
| L24A Darr Cnlk over I80 | 1964 | 560 | Good |
| Co Rd 421/FAS 1725 over Cozad Canal | 1965 | 540 | Good |
| Co Rd 421/FAS 1725 over Stream | 1935 | 540 | Good |
| Co Rd 761/FAS 1620 over Farmers/merchants Canal | 1995 | 520 | Good |
| Co Rd 751/FAS 1560 over Plum Creek Canyon | 1981 | 485 | Good |
| Co Rd 761/FAS 1620 over Buffalo Creek | 1967 | 455 | Fair |
| Co Rd 761/FAS 1620 over Spring Creek | 1967 | 455 | Good |
| Co Rd 761/FAS 1610 over Thirty Mile Canal | 1935 | 335 | Fair |
| County Road 409 over Gothenburg Canal | 1984 | 310 | Fair |
| 4TH St over Tail Race | 1971 | 300 | Fair |
| E Monroe Street over Dawson County Canal | 1991 | 300 | Good |
| Fas 1610 over Drain Ditch | 1972 | 295 | Good |
| Co Rd 428/FAS 1715 over Farmers/merchants Canal | 1984 | 260 | Good |
| Co Rd 428/FAS 1715 over Spring Creek | 1984 | 260 | Fair |
| Co Rd 754/COL 7296 over Cnppid Canal | 1935 | 170 | Poor |
| Main St/fas 1575 over Stream | 1940 | 165 | Fair |
| S24C Edyville Spur over Wood River | 1970 | 145 | Good |
| Co Rd 416/FAS 1723 over Cozad Canal | 1981 | 140 | Good |
| Co Rd 416/FAS 1723 over Nppid Canal | 1979 | 130 | Fair |
| County Road 209 over Drainage Ditch | 1979 | 130 | Good |
| Rd 444 over Wood River | 2020 | 130 | Good |
| County Road 431 over Buffalo Creek | 1998 | 121 | Fair |
| Co Rd 438/FAS 1620 over Buffalo Creek | 1980 | 120 | Fair |
| County Road 445 over Wood River | 1984 | 120 | Good |
| County Road 446 over Field Drain | 1963 | 120 | Good |
| Co Rd 771/FAS 1640 over Stream | 1935 | 110 | Good |
| Co Rd 771/FAS 1640 over Stream | 1970 | 110 | Fair |
| County Road 424 over Field Drain | 1982 | 110 | Fair |
| Road 424 over Spring Creek | 2021 | 110 | Good |
| County Road 418 over Cnppid Canal | 2023 | 100 | Good |
| County Road 439 over Buffalo Creek | 1980 | 100 | Fair |
| County Road 446 over Wood River | 1963 | 100 | Fair |
| Rd 435 over Spring Creek | 2008 | 100 | Good |
| County Road 445 over Stream | 1998 | 98 | Good |
| Co Rd 437/FAS 1705 over Spring Creek | 1935 | 95 | Fair |
| Co Rd 772/FAS 1723 over Buffalo Creek | 1935 | 95 | Fair |
| Co Rd 772/FAS 1723 over Field Drain | 1975 | 95 | Good |
| County Road 420 over Gothenburg Canal | 1978 | 90 | Good |
| Co Rd 759/FAS 1620 over Stream | 2014 | 85 | Good |
| County Road 413 over Nppid Canal | 1935 | 80 | Good |
| County Road 419 over Cozad Canal | 1982 | 80 | Good |
| County Road 424 over Farmers/merchants Canal | 1999 | 80 | Fair |
| County Road 427 over Farmers/merchants Canal | 1980 | 80 | Fair |
| County Road 434 over Buffalo Creek | 1935 | 80 | Fair |
| County Road 448 over Wood River | 1981 | 80 | Good |
| Co Rd 428/FAS 1715 over East Buffalo Creek | 1935 | 75 | Fair |
| County Road 414 over Cozad Canal | 1989 | 75 | Good |
| County Road 432 over Spring Creek | 1935 | 75 | Good |
| Recreation Road over Gallager Lake Spillway | 1935 | 75 | Good |
| Co Rd 408/COL 7309 over Nppid Canal | 1976 | 70 | Poor |
| Co Rd 750/COL 7378 over Mud Creek | 1997 | 70 | Good |
| County Road 758 over Buffalo Creek | 2005 | 70 | Good |
| Road 415 over Nppid Canal | 2022 | 70 | Good |
| Road 760 over Platte River Trib | 1998 | 70 | Good |
| Co Rd 769/COL 7372 over Field Drain | 1979 | 65 | Good |
| County Road 209 over Nppid Canal | 1935 | 60 | Poor |
| County Road 414 over Nppid Canal | 1935 | 60 | Fair |
| County Road 763 over Field Drain | 1991 | 60 | Good |
| Co Rd 758/COL 7387 over Elm Creek | 2024 | 55 | Good |
| Co Rd 766/FAS 1630 over Spring Creek | 1992 | 50 | Fair |
| County Highway over Cozad Canal | 1992 | 50 | Good |
| County Highway over Cozad Canal | 1935 | 50 | Good |
| County Highway over Farmers/merchants Canal | 1984 | 50 | Good |
| County Highway over Field Drain | 1996 | 50 | Fair |
| County Highway over Nppid Canal | 1935 | 50 | Fair |
| County Road 415 over Cozad Canal | 1935 | 50 | Good |
| County Road 417 over Cozad Canal | 1935 | 50 | Good |
| County Road 422 over Farmers/merchants Canal | 1983 | 50 | Fair |
| County Road 425 over Cnppid Canal | 1935 | 50 | Fair |
| County Road 425 over Farmers/merchants Canal | 1935 | 50 | Fair |
| County Road 426 over Stream | 2024 | 50 | Good |
| County Road 429 over Spring Creek | 1987 | 50 | Fair |
| County Road 436 over Buffalo Creek | 1985 | 50 | Fair |
| County Road 439 over Spring Creek | 1983 | 50 | Fair |
| County Road 764 over Field Drain | 1982 | 50 | Good |
| County Road 765 over Buffalo Creek | 1981 | 50 | Good |
| County Road 765 over Spring Creek | 1994 | 50 | Good |
| Rd 762 over Farmers/merchants Canal | 1987 | 50 | Fair |
| Co Rd 750/COL 7296 over North Plum Creek | 1935 | 45 | Good |
| County Road 418 over Cozad Canal | 1935 | 45 | Good |
| County Highway over I80 | 1964 | 40 | Good |
| County Road 413 over Drainage Ditch | 1981 | 40 | Good |
| County Road 417 over Nppid Canal | 1935 | 40 | Good |
| County Road 423 over Spring Creek | 1992 | 40 | Fair |
| County Road 431 over Spring Creek | 1985 | 40 | Poor |
| County Road 437 over Buffalo Creek | 1981 | 40 | Fair |
| County Road 753 over Buffalo Creek | 1935 | 40 | Good |
| County Road 755 over Buffalo Creek | 1988 | 40 | Good |
| County Road 760 over Field Drain | 2014 | 40 | Good |
| County Road 760 over French Creek | 1935 | 40 | Fair |
| County Road 764 over Field Drain | 1982 | 40 | Good |
| Road 754 over Spring Creek | 1991 | 40 | Fair |
| Road 755 over Spring Creek | 2008 | 40 | Good |
| Co Rd 448/COL 7387 over Buffalo Creek | 1984 | 35 | Good |
| Co Rd 448/COL 7387 over Mud Creek | 1997 | 35 | Good |
| Co Rd 758/COL 7387 over Bell Creek | 2003 | 35 | Good |
| County Highway over I80 | 1964 | 35 | Good |
| County Highway over I80 | 1963 | 35 | Good |
| County Highway over Spring Creek | 1935 | 35 | Fair |
| County Road 418 over Gothenburg Canal | 1935 | 35 | Fair |
| County Road 422 over Field Drain | 1964 | 35 | Good |
| County Road 760 over Buffalo Creek | 1986 | 35 | Fair |
| Co Rd 440/COL 7395 over Field Drain | 1978 | 30 | Good |
| Coll 7378 over Buffalo Creek | 2005 | 30 | Good |
| County Road 211 over Cozad Canal | 1935 | 30 | Good |
| County Road 430 over Spring Creek | 1985 | 30 | Fair |
| County Road 438 over Spring Creek | 1985 | 30 | Fair |
| County Road 440 over Buffalo Creek | 1986 | 30 | Good |
| County Road 441 over Spring Creek | 1983 | 30 | Good |
| County Road 442 over Buffalo Creek | 1935 | 30 | Poor |
| County Road 446 over Buffalo Creek | 2024 | 30 | Good |
| County Road 447 over Elm Creek | 1987 | 30 | Good |
| County Road 449 over Buffalo Creek | 1984 | 30 | Good |
| County Road 751 over North Plum Creek | 1982 | 30 | Good |
| County Road 752 over Spring Creek | 2014 | 30 | Good |
| County Road 753 over Spring Creek | 1982 | 30 | Fair |
| County Road 755 over Elm Creek | 1988 | 30 | Good |
| County Road 757 over Buffalo Creek | 2014 | 30 | Good |
| County Road 759 over Spring Creek | 1981 | 30 | Good |
| County Road 771 over Stream | 2015 | 30 | Good |
| Dry Frk RD/COL7395 over Field Drain | 1985 | 30 | Fair |
| Dry Frk RD/COL7395 over Field Drain | 1999 | 30 | Good |
| Road 408 over Thirtymile Canal | 2014 | 30 | Good |
| Road 429 over Farmers/merchants Canal | 1935 | 30 | Poor |
| Smokey Hill Road over Field Drainage Ditch | 2017 | 30 | Good |
| County Highway over I80 | 1963 | 25 | Good |
| County Road 408 over Field Drain | 1994 | 25 | Good |
| County Road 414 over Field Drain | 1994 | 25 | Good |
| County Road 415 over West Buffalo Creek | 1983 | 25 | Good |
| County Road 429 over Buffalo Creek | 1983 | 25 | Fair |
| County Road 430 over Buffalo Creek | 1987 | 25 | Fair |
| County Road 430 over Buffalo Creek | 1989 | 25 | Fair |
| County Road 430 over Farmers/merchants Canal | 2003 | 25 | Good |
| County Road 436 over Spring Creek | 1983 | 25 | Fair |
| County Road 441 over Buffalo Creek | 1935 | 25 | Fair |
| County Road 449 over Elm Creek | 1935 | 25 | Fair |
| County Road 751 over Spring Creek | 1935 | 25 | Good |
| County Road 762 over Buffalo Creek | 1988 | 25 | Fair |
| County Road 767 over Field Drain | 1978 | 25 | Good |
| County Road 767 over West Buffalo Creek | 1983 | 25 | Fair |
| County Road 770 over Creek | 1973 | 25 | Good |
| County Road 770 over Field Drain | 1986 | 25 | Good |
| Rd 751 over Buffalo Creek | 2018 | 25 | Good |
| Road 758 over Spring Creek | 1935 | 25 | Fair |
| Road 763 over Thirtymile Canal | 1935 | 25 | Good |
| County Highway over I80 | 1963 | 20 | Good |
| County Road 412 over Cozad Canal | 1935 | 20 | Good |
| County Road 432 over Buffalo Creek | 1992 | 20 | Good |
| County Road 440 over Spring Creek | 2002 | 20 | Good |
| County Road 445 over Buffalo Creek | 1986 | 20 | Good |
| County Road 446 over Elm Creek | 1999 | 20 | Good |
| County Road 447 over Buffalo Creek | 1984 | 20 | Good |
| County Road 756 over Elm Creek | 1935 | 20 | Good |
| County Road 760 over Buffalo Creek | 1985 | 20 | Fair |
| County Road 760 over Spring Creek | 1986 | 20 | Fair |
| County Road 762 over Crooked Creek | 2005 | 20 | Good |
| County Road 762 over Farmers/merchants Canal | 1983 | 20 | Fair |
| County Road 762 over Spring Creek | 1985 | 20 | Fair |
| County Road 770 over Field Drain | 1989 | 20 | Good |
| County Road 772 over Wood River | 1984 | 20 | Good |
| County Road 773 over Wood River | 1982 | 20 | Good |
| County Highway over I80 | 1964 | 15 | Good |
| County Road 443 over Buffalo Creek | 1983 | 15 | Good |
| County Road 768 over Field Drain | 1980 | 15 | Fair |
| County Road 769 over Stream | 1998 | 15 | Good |
| County Road 754 over Buffalo Creek | 1986 | 14 | Good |
| Dr 766 over Creek | 1966 | 12 | Good |
| Cottonwood Drive over N Ch Platte River | 1935 | 10 | Fair |
| County Highway over I80 | 1963 | 10 | Good |
| County Road 410 over Plum Creek | 1935 | 10 | Good |
| County Road 422 over Cnppid Canal | 1935 | 10 | Fair |
| County Road 423 over Cnppid Canal | 1935 | 10 | Poor |
| County Road 438 over Wood River | 1984 | 10 | Good |
| County Road 440 over Wood River | 1985 | 10 | Good |
| County Road 442 over Spring Creek | 1981 | 10 | Good |
| County Road 443 over Spring Creek | 1985 | 10 | Good |
| County Road 447 over Mud Creek | 1997 | 10 | Good |
| County Road 749 over Dry Creek | 1935 | 10 | Fair |
| County Road 750 over Spring Creek | 1983 | 10 | Good |
| County Road 763 over Crooked Creek | 1935 | 10 | Poor |
| County Road 768 over Stream | 1978 | 10 | Good |
| County Road 770 over Wood River | 1935 | 10 | Fair |
| County Road 774 over Buffalo Creek | 1986 | 10 | Good |
| Rd 416 over N Ch Platte River | 1935 | 10 | Fair |
| Wiggins Canyon Rd over Field Drain | 2001 | 10 | Good |
| Wiggins Canyon Rd over Tri-county Canal | 2004 | 10 | Good |
| Wiley Canyon Road over Field Drain | 2002 | 10 | Good |
| County Road 408 over Cnppid Canal | 1935 | 5 | Poor |
| County Road 414 over Drain Ditch | 1935 | 5 | Poor |
| County Road 444 over Spring Creek | 2002 | 5 | Good |
| County Road 752 over North Plum Creek | 2022 | 5 | Good |
| County Road 765 over French Creek | 1935 | 5 | Fair |
| Driveway Bridge over Cnppid Canal | 1935 | 5 | Poor |
| Road 760 over Platte River Trib | 1965 | 5 | Good |