| Rte 12 over Mill Creek | 1913 | 11,108 | Fair |
| East State Street over Mill Creek | 1963 | 6,160 | Fair |
| Rte 12 over Mohawk Adirondack & Nort | 1950 | 5,391 | Fair |
| Rte 12 over Roaring Brook | 1989 | 5,059 | Fair |
| Rte 12 over Whetstone Creek | 1989 | 5,059 | Fair |
| Rte 12 over House Creek | 1964 | 4,976 | Good |
| Rte 12 over Sugar River | 1968 | 4,883 | Fair |
| Rte 812 over Black River | 1993 | 4,284 | Fair |
| Rte 812 over Black Rv Overflow | 1992 | 4,284 | Fair |
| Number Four Road over Black River | 1963 | 4,260 | Good |
| Rte 12 over Deer River | 2007 | 4,017 | Fair |
| Rte 26 over Deer River | 2021 | 3,876 | Good |
| Rte 812 over Crystal Creek | 1997 | 3,834 | Fair |
| Rte 12 over Mill Creek | 1975 | 3,798 | Fair |
| Rte 12 over Mill Creek Tributary | 1985 | 3,798 | Good |
| Rte 812 over Black Creek | 1979 | 3,694 | Fair |
| Rte 3 over Mohawk Adir & No | 1987 | 3,138 | Fair |
| Rte 3 over Oswegatchie River | 1987 | 3,138 | Good |
| Rte 3 over Mohawk Adir & No | 1960 | 2,690 | Good |
| Rte 12 over Mill Creek | 1928 | 2,290 | Fair |
| Rte 12 over Mill Creek | 1927 | 2,290 | Poor |
| Rte 12 over Trib Mill Creek | 2005 | 2,290 | Good |
| Rte 126 over Black Creek | 1936 | 2,248 | Fair |
| Rte 812 over Beaver River | 2005 | 2,149 | Good |
| Rte 26 over House Creek | 1981 | 1,961 | Fair |
| Rte 26 over Mill Creek | 1959 | 1,961 | Fair |
| Rte 26 over Roaring Brook | 1978 | 1,961 | Poor |
| Rte 26 over Whetstone Creek | 1981 | 1,961 | Fair |
| Rte 126 over Spencer Creek | 2019 | 1,866 | Good |
| Rte 126 over Swiss Creek | 2021 | 1,866 | Good |
| East Main Street over Black River | 1988 | 1,838 | Good |
| Rte 126 over Beaver River | 1950 | 1,769 | Fair |
| Laura Street over Black River | 1965 | 1,710 | Fair |
| Rte 177 over Deer River | 1933 | 1,637 | Fair |
| Rte 12D over Moose Creek | 1970 | 1,633 | Fair |
| Rte 177 over Mud Creek Tributary | 1993 | 1,525 | Good |
| Rte 26 over Sugar River | 1962 | 1,470 | Fair |
| Rte 26 over White River | 1959 | 1,470 | Good |
| Rte 410 over Black River | 1955 | 1,400 | Poor |
| Greig Road over Black River | 1964 | 1,262 | Fair |
| Rte 12D over Rte 12 | 1965 | 1,180 | Fair |
| Rte 812 over Indian River | 1950 | 1,153 | Fair |
| Main Street over Beaver River | 1990 | 1,065 | Good |
| CR 40 over Tannery Creek | 2022 | 1,024 | Good |
| Rte 12D over Sugar River | 1970 | 981 | Fair |
| Burdicks Crossing over Black River | 1965 | 935 | Fair |
| County Road 19 over Nelots Creek | 2000 | 910 | Fair |
| Pine Grove Road over Independence River | 1988 | 873 | Good |
| Pine Grove Road over Independence River | 1988 | 873 | Good |
| Cascade Avenue over Mill Creek | 2001 | 850 | Fair |
| Pine Grove Road over Otter Creek | 1961 | 786 | Good |
| County Road 29 over Mill Creek | 1974 | 781 | Fair |
| County Road 29 over Roaring Brook | 1981 | 776 | Fair |
| Belfort Road over Ni Mo Power Canal | 2001 | 753 | Good |
| County Road 10 over Beaver River | 1960 | 753 | Fair |
| County Road 41 over Whetstone Creek | 2018 | 748 | Good |
| Belfort Road over Murmur Creek | 1957 | 734 | Fair |
| County Road 29 over Mill Creek | 1980 | 718 | Fair |
| County Road 50 over Olmstead Brook | 1940 | 682 | Fair |
| Lyons Falls Road over Moose River | 1965 | 671 | Fair |
| Bridge Street over Beaver River | 1979 | 634 | Fair |
| County Road 194 over Gulf Stream | 2024 | 633 | Good |
| County Road 29 over Whetstone Creek | 2024 | 619 | Good |
| Van Amber Road over Crystal Creek | 1964 | 605 | Fair |
| County Road 48 over Sugar River | 2011 | 572 | Good |
| County Road 33 over Beaver River | 2015 | 510 | Good |
| River Street over W B Oswegatchie R | 1984 | 502 | Fair |
| Florence Road over E Br Salmon River | 1987 | 493 | Good |
| Osceola Road over Point Rock Creek | 1964 | 455 | Fair |
| Erie Canal Road over Independence River | 1966 | 448 | Good |
| Bardo Road over Mill Creek | 1975 | 431 | Fair |
| County Road 52 over N Br Sugar River | 2020 | 431 | Good |
| West Road over Sugar River | 1992 | 429 | Good |
| Ridge Road over Negro Creek | 1964 | 387 | Poor |
| South Creek Road over South Creek | 1930 | 369 | Fair |
| Osceola Road over E Branch Fish Creek | 1998 | 327 | Good |
| Osceola Road over E Br Salmon River | 1950 | 256 | Fair |
| County Road 43 over Moose Creek | 2024 | 254 | Good |
| County Road 43 over Sugar River | 1940 | 254 | Fair |
| Schibley Road over Moose River | 1942 | 250 | Poor |
| Schibley Road over Moose River | 1964 | 250 | Poor |
| Osceola Rd over Fall Brook | 1926 | 240 | Fair |
| Whitesville Road over Shingle Gulf | 1956 | 238 | Poor |
| County Road 47 over Miken Brook | 1939 | 236 | Good |
| Davis Bridge Road over Black River | 1987 | 235 | Fair |
| Norton Road over Black River | 1987 | 231 | Good |
| County Road 8 over Swiss Creek | 1954 | 227 | Fair |
| Glendale Road over Roaring Brook | 1970 | 223 | Good |
| Glendale Road over Whetstone Creek | 1956 | 210 | Fair |
| Old State Road over Stony Brook | 1969 | 200 | Fair |
| Marshey Road over Wbr.oswegatchie R | 1946 | 196 | Fair |
| County Route 30 over Roaring Brook | 2008 | 189 | Good |
| Bickford Road over Mill Creek | 1990 | 173 | Fair |
| Liberty Road over Deer River | 1965 | 159 | Poor |
| Cemetery Road over Mill Creek | 1972 | 143 | Fair |
| Fish Creek Road over Fish Creek | 1973 | 142 | Fair |
| French Setlmnt Rd over W B Oswegatchie R | 1964 | 139 | Poor |
| Bailey Road over Sugar River | 2007 | 133 | Good |
| Vorce Road over Deer River | 1997 | 128 | Good |
| Gordon Road over Mill Creek | 1972 | 127 | Fair |
| Gordon Road over Mill Creek Tributary | 1925 | 127 | Poor |
| Fish Creek Road over Fish Creek | 1973 | 121 | Fair |
| Cemetery Road over Mill Creek Tributary | 1987 | 119 | Poor |
| Long Pond Road over W B Oswegatchie R | 1952 | 116 | Fair |
| Long Pond Road over W B Oswegatchie R | 2006 | 116 | Good |
| Steam Mill Road over W B Oswegatchie R | 1971 | 115 | Fair |
| Liberty Road over E.br.deer River | 1965 | 113 | Good |
| Mc Cue Road over Mill Creek | 1979 | 112 | Fair |
| Wood Battle Road over Cobb Creek | 1939 | 96 | Poor |
| Kotary Road over E Br Fish Creek | 1969 | 95 | Fair |
| River Road over Fall Brook | 1980 | 91 | Fair |
| North South Road over Fish Creek | 1950 | 87 | Fair |
| Fowlersville Road over Moose River | 2003 | 84 | Good |
| Whetstone Gulf Rd over Whetstone Creek | 1992 | 80 | Good |
| Old State Road over Deer River | 1891 | 77 | Poor |
| Brock Road over N Br Moose Creek | 1995 | 75 | Fair |
| County Road 25 over Cobb Creek | 1968 | 73 | Poor |
| Cannan Road over Roaring Brook | 1980 | 71 | Fair |
| Harris Road over W.br.sugar River | 1940 | 68 | Fair |
| Jerden Falls Road over Mbr Oswegatchie R | 1974 | 56 | Good |
| Salmon River Road over Mad River | 2012 | 55 | Good |
| Sweeney Road over Sucker Creek | 1978 | 55 | Fair |
| Fulton Street over Hoskins Creek | 1960 | 51 | Good |
| Ryan Road over Salmon River | 1989 | 48 | Fair |
| County Route 27 over E Br Deer River | 1968 | 45 | Fair |
| County Route 27 over Edick Creek | 1968 | 45 | Fair |
| Sweeney Road over Big Alder Creek | 1981 | 45 | Poor |
| Eatonville Road over Otter Creek | 1920 | 41 | Poor |
| Fork Road over Deer River | 2006 | 41 | Good |
| Long Pond Road over Long Pond Outlet | 1983 | 41 | Fair |
| Fish Creek Road over Fish Creek | 2009 | 40 | Good |
| Kimballs Mill Rd over WB Oswegatchie Rv | 1900 | 40 | Poor |
| Meiss Road over Whetstone Creek | 1982 | 39 | Fair |
| North Osceola Rd. over Stony Brook | 2020 | 39 | Good |
| Michigan Mills Rd over Alder Creek | 1978 | 35 | Fair |
| South Bridge St over Beaver River | 1993 | 31 | Good |
| Sullivan Road over Sucker Creek | 1992 | 31 | Good |
| Statzer Road over Point Rock Creek | 1987 | 28 | Poor |
| Jerden Falls Road over W B Oswegatchie R | 2018 | 26 | Good |
| Lowdale Road over Moose River | 1985 | 23 | Good |
| Lowdale Road over Moose Rvr Pwr Can | 1985 | 23 | Fair |
| Youngs Mill Road over Swiss Creek | 1985 | 22 | Poor |
| Pinckney Road over Sandy Creek | 1959 | 21 | Poor |
| Abandoned G & W RR over East Branch Fish Creek | 1980 | 20 | Good |
| Abandoned G & W RR over Fish Creek | 1920 | 20 | Poor |
| Bryant Bridge Rd over Fish Creek | 1961 | 20 | Fair |
| Bryant Bridge Rd over Mbr.oswegatchie R | 1985 | 20 | Good |
| Michigan Mill Road over E.Br Fish Creek | 1980 | 20 | Fair |
| Sweeney Road over E Br Fish Creek | 2010 | 18 | Good |
| Centerville Road over Roaring Brook | 2006 | 14 | Good |
| Partridgeville Rd over Otter Creek | 1978 | 14 | Poor |
| Camp Two Road over Finnegan Brook | 1980 | 10 | Fair |
| Fork Road over E. Br. Deer River | 1992 | 8 | Good |
| Prince Brook Road over Prince Brook | 1935 | 8 | Poor |
| Twin Sisters Rd over Moose River | 1920 | 7 | Poor |
| Youngs Road over Pine Creek | 1971 | 7 | Fair |
| Joes Road over Roaring Brook | 1980 | 5 | Good |
| Junction Road over Alder Creek | 1939 | 4 | Fair |
| Mcalpine Street over Black River Canal | 1865 | 4 | Fair |
| Meyer Road over Alder Creek | 1910 | 4 | Fair |
| Worth Road over W Br Deer River | 1989 | 4 | Fair |
| Kubinski Road over Mud Creek | 1970 | 3 | Poor |
| Bailey Road over Independence River | 1900 | 2 | Poor |
| Schwenk Road over Sugar River | 1909 | 1 | Fair |
| Bald Mountain Rd over Shaw Brook | 1940 | – | Fair |
| Bald Mountain Rd over W B Oswegatchie R | 1945 | – | Fair |
| North Osceola Trai over Fall Brook | 2020 | – | Good |
| Tillman Road over Crystal Creek | 2024 | – | Good |
| Wagner Road over Crystal Creek | 2024 | – | Good |