| Route 195 over Interstate 84 | Poor | 200.5 ft | 15,900 | 1956 |
| Route 31 over New England Central Rr | Poor | 88.9 ft | 4,600 | 1947 |
| Bassetts Bridge RD over Naubesatuck Lake | Poor | 35.1 ft | 2,700 | 1950 |
| Bamforth Road over Interstate-84 | Poor | 243.4 ft | 2,360 | 1978 |
| Route 89 over Interstate 84 | Poor | 196.9 ft | 930 | 1958 |
| Flanders Road over Willimantic River | Poor | 76.1 ft | 800 | 1914 |
| Hydeville Road over Furnace Brook | Poor | 24.0 ft | 644 | 1935 |
| Winwood Circle over Wrights Brook | Poor | 21.0 ft | 535 | 1970 |
| Industrial Park Ro over Gages Brook | Poor | 24.0 ft | 535 | 1980 |
| Gerber Drive over Gages Brook | Poor | 30.2 ft | 535 | 1980 |
| Old Colchester RD over Raymond Brook | Poor | 26.9 ft | 504 | 1956 |
| Atwoodville Road over Mount Hope River | Poor | 141.4 ft | 430 | 1950 |
| Long Hill Road over Hop River | Poor | 43.0 ft | 401 | 1934 |
| Bunker Hill Road over Hop River | Poor | 57.1 ft | 340 | 1960 |
| Industrial Park Ro over Gages Brook | Poor | 24.0 ft | 105 | 1980 |
| Whispering Pines R over Stream | Poor | 20.7 ft | 87 | 1975 |
| Stone House Road over Roaring Brook | Poor | 22.0 ft | 11 | 1958 |
| Interstate-84 over Cider Mill Road | Fair | 37.4 ft | 71,600 | 1954 |
| Interstate-84 over Skungamaug River | Fair | 24.9 ft | 64,200 | 1954 |
| Interstate-84 over Willimantic River | Fair | 168.3 ft | 58,100 | 1953 |
| Interstate-84 over New England Central Rr | Fair | 124.0 ft | 58,100 | 1953 |
| I-84 EB & Ramp 061 over Hockanum River | Fair | 121.4 ft | 54,800 | 1981 |
| Interstate-84 over Roaring Brook | Fair | 44.9 ft | 54,200 | 1940 |
| Interstate-84 EB over Route 30 & 83 (overlap) | Fair | 178.5 ft | 53,600 | 1982 |
| I-84 WB & Ramps over Hockanum River | Fair | 122.0 ft | 53,300 | 1982 |
| Interstate-84 over Roaring Brook | Fair | 65.3 ft | 50,400 | 1955 |
| Interstate-84 over Route 32 River Road | Fair | 119.1 ft | 47,700 | 1940 |
| Interstate-84 WB over Route 30 & 83 (overlap) | Fair | 179.1 ft | 46,600 | 1982 |
| US Route 6 over Abandoned Railroad | Fair | 240.5 ft | 35,400 | 1951 |
| Interstate-84 WB over Route 31 | Fair | 161.1 ft | 33,000 | 1978 |
| I-84 & I-84 Ramp 2 over Mashapaug Pond | Fair | 32.2 ft | 23,800 | 1940 |
| Route 83 over Ogden Brook | Fair | 22.0 ft | 20,900 | 1974 |
| US Route 6 over Blackmans Brook | Fair | 27.9 ft | 18,900 | 2000 |
| Route 30 & 83 over Tankerhoosen River | Fair | 32.2 ft | 18,600 | 1932 |
| I-84 Ramp #253 over Interstate-84 | Fair | 411.1 ft | 13,203 | 1982 |
| Route 190 over Scantic River | Fair | 52.2 ft | 12,200 | 1968 |
| Route 195 over Willimantic River | Fair | 151.9 ft | 11,600 | 1959 |
| Route 195 over New England Central Rr | Fair | 96.1 ft | 11,600 | 1959 |
| US Route 6 WB over US Route 44 Eastbound | Fair | 124.0 ft | 9,750 | 1952 |
| Route 190 over Furnace Brook | Fair | 41.3 ft | 9,200 | 1963 |
| Route 66 over Fawn Brook | Fair | 24.9 ft | 9,200 | 1927 |
| US Route 6 WB over Hop River | Fair | 168.0 ft | 8,950 | 1971 |
| US Route 6 EB over Hop River | Fair | 209.0 ft | 8,950 | 1971 |
| US Route 6 WB over Willimantic River | Fair | 211.0 ft | 8,950 | 1971 |
| U.s. Route 6 EB over Willimantic River | Fair | 211.0 ft | 8,950 | 1971 |
| U.s. Route 6 WB over Natchaug River | Fair | 299.9 ft | 8,800 | 1972 |
| Route 31 over Skungamaug River | Fair | 38.1 ft | 8,700 | 1923 |
| Route 195 over US Route 6 | Fair | 274.9 ft | 8,600 | 1973 |
| Route 32 over Roaring Brook | Fair | 44.9 ft | 8,400 | 1939 |
| U.s. Route 44 over Skungamaug River | Fair | 35.1 ft | 8,300 | 1928 |
| US Route 6 EB over Natchaug River | Fair | 305.1 ft | 8,300 | 1973 |
| Route 32 over Willimantic River | Fair | 177.8 ft | 8,100 | 1954 |
| US Route 44 over Willimantic River | Fair | 96.1 ft | 7,700 | 1930 |
| I-84 Ramp 266 over Skungamaug River | Fair | 24.0 ft | 7,400 | 1978 |
| US Route 6 WB over Flanders River Road | Fair | 100.1 ft | 7,200 | 1971 |
| SR 527 over Hockanum River | Fair | 38.1 ft | 7,200 | 1990 |
| Route 32 over New England Central Rr | Fair | 59.1 ft | 7,100 | 1954 |
| US Route 6 EB over Abandoned Railroad | Fair | 112.5 ft | 6,900 | 1971 |
| US Route 6 EB over Flanders River Road | Fair | 100.1 ft | 6,900 | 1971 |
| Route 66 over Willimantic River | Fair | 206.0 ft | 6,400 | 1937 |
| U.s. Route 6 WB over Mansfield City Road | Fair | 109.9 ft | 6,200 | 1972 |
| Route 85 over Raymond Brook | Fair | 46.9 ft | 6,000 | 1987 |
| U.s. Route 6 EB over Mansfield City Road | Fair | 109.9 ft | 5,800 | 1972 |
| Route 85 over Interstate-384 | Fair | 258.2 ft | 5,800 | 1968 |
| Dobson Road over Interstate-84 & Ramp 016 | Fair | 327.4 ft | 5,356 | 1981 |
| Maple Street over Scantic River | Fair | 53.1 ft | 5,200 | 1880 |
| SR 533 (tunnel Rd) over Interstate-84 | Fair | 275.9 ft | 4,900 | 1978 |
| Route 31 over Mill Brook | Fair | 24.0 ft | 4,800 | 1870 |
| US Route 44 over Fenton River | Fair | 34.1 ft | 4,700 | 1929 |
| US Route 6 & 44 EB over Interstate 384 | Fair | 259.5 ft | 4,700 | 1968 |
| Route 319 over Middle River | Fair | 25.9 ft | 4,700 | 1983 |
| Route 31 over Willimantic River | Fair | 130.6 ft | 4,600 | 1947 |
| Route 32 over Middle River | Fair | 50.9 ft | 4,600 | 1952 |
| Route 31 over Hockanum River | Fair | 41.0 ft | 4,600 | 1995 |
| Route 74 over Interstate 84 | Fair | 217.5 ft | 4,200 | 1952 |
| Route 83 over Gulf Stream | Fair | 24.0 ft | 4,200 | 1957 |
| SR 541-bolton Road over Interstate-84 | Fair | 275.9 ft | 4,200 | 1978 |
| Route 320 (ruby RD over Interstate-84 | Fair | 269.0 ft | 4,200 | 1978 |
| Kelly Road over Hockanum River | Fair | 106.0 ft | 3,500 | 1981 |
| Jobs Hill Road over Broad Brook | Fair | 40.0 ft | 3,500 | 1986 |
| Vernon Avenue over Hockanum River | Fair | 23.0 ft | 3,208 | 1925 |
| Route 19 over Furnace Brook | Fair | 50.9 ft | 3,000 | 1957 |
| Route 207 over Raymond Brook | Fair | 33.1 ft | 3,000 | 1940 |
| Route 207 over Mint Brook | Fair | 25.9 ft | 3,000 | 1945 |
| Route 83 over Scantic River | Fair | 34.1 ft | 2,900 | 1927 |
| Route 89 over Fenton River | Fair | 24.9 ft | 2,900 | 1953 |
| Route 319 over Furnace Brook | Fair | 55.1 ft | 2,800 | 1929 |
| Old Cathole Road over Interstate 84 | Fair | 272.6 ft | 2,600 | 1978 |
| Route 190 over Roaring Brook | Fair | 23.0 ft | 2,500 | 1925 |
| Route 190 over Interstate-84 | Fair | 214.9 ft | 2,300 | 1955 |
| Route 74 over Hockanum River | Fair | 28.9 ft | 2,200 | 1938 |
| Route 19 over Furnace Brook | Fair | 37.1 ft | 2,000 | 1952 |
| Route 140 over Middle River | Fair | 72.5 ft | 1,900 | 1935 |
| Route 171 over Interstate-84 | Fair | 165.4 ft | 1,800 | 1954 |
| Route 275 over Willimantic River | Fair | 143.4 ft | 1,800 | 1900 |
| Windsor Avenue over Hockanum River | Fair | 23.0 ft | 1,655 | 1900 |
| West Street over Middle River | Fair | 69.9 ft | 1,600 | 1956 |
| Gurleyville Road over Fenton River | Fair | 43.0 ft | 1,550 | 1970 |
| Route 140 over Aborn Brook | Fair | 22.0 ft | 1,400 | 1988 |
| Four Bridges Road over Scantic River | Fair | 46.9 ft | 1,300 | 1956 |
| North River Road over Skungamaug River | Fair | 48.9 ft | 1,300 | 1974 |
| Notch Road over Dep Trail Abandoned Rr | Fair | 63.0 ft | 1,254 | 1951 |
| Potter School Road over Interstate 84 | Fair | 182.4 ft | 1,185 | 1960 |
| Spring Street over Middle River | Fair | 45.9 ft | 914 | 1912 |
| Broad Brook Road over Broad Brook | Fair | 41.0 ft | 902 | 1940 |
| Hendee Road over Hop River | Fair | 110.9 ft | 772 | 1984 |
| Flanders River RD over Hop River | Fair | 71.9 ft | 769 | 1910 |
| South River Road over Skungamaug River | Fair | 67.9 ft | 739 | 1973 |
| Merrow Road over Willimantic River | Fair | 94.2 ft | 700 | 1956 |
| Chaffeeville Road over Fenton River | Fair | 28.9 ft | 682 | 1950 |
| King Road over Scantic River | Fair | 44.9 ft | 654 | 1949 |
| South River RD #2 over Willimantic River | Fair | 123.0 ft | 629 | 1950 |
| Lohse Road over Roaring Brook | Fair | 28.9 ft | 608 | 1958 |
| Colburn Road over Furnace Brook | Fair | 46.9 ft | 607 | 1961 |
| Center Street over Middle River | Fair | 28.9 ft | 600 | 1870 |
| Mountain Spring RD over Interstate-84 | Fair | 447.5 ft | 540 | 1979 |
| Depot Road over Willimantic River | Fair | 138.1 ft | 527 | 1900 |
| Village Hill Road over Ten Mile River | Fair | 22.0 ft | 500 | 1870 |
| Cooper Lane over Edson Brook | Fair | 40.0 ft | 385 | 1940 |
| Pinney School Road over Furnace Brook | Fair | 67.9 ft | 372 | 1957 |
| Browns Bridge Road over Charter Brook | Fair | 23.0 ft | 330 | 1960 |
| Hockanum Boulevard over Hockanum River | Fair | 56.1 ft | 324 | 2000 |
| Kibbe Grove Road over Scantic River | Fair | 60.0 ft | 250 | 1939 |
| SR 620 over Mashapaug Pond | Fair | 56.1 ft | 200 | 1953 |
| Daleville Schl RD over Fenton River | Fair | 25.9 ft | 152 | 1940 |
| Bridge Street over Broad Brook | Fair | 32.2 ft | 135 | 1970 |
| Juniper Lane over Mount Hope River | Fair | 40.0 ft | 129 | 1920 |
| Brigham Road over Willimantic River | Fair | 87.6 ft | 108 | 1956 |
| Strawberry Road over Abbey Brook | Fair | 34.4 ft | 108 | 2023 |
| Mason Lane over Stream | Fair | 33.1 ft | 106 | 2008 |
| Old Turnpike Road over Fenton Brook | Fair | 29.9 ft | 65 | 1970 |
| Moose Meadow Road over Fenton River | Fair | 33.1 ft | 61 | 1990 |
| Krol Road over Ellis Brook | Fair | 33.1 ft | 23 | 1991 |
| Interstate-84 WB over Rails To Trails Pathway | Good | 23.0 ft | 46,300 | 2009 |
| Interstate-84 EB over Rails To Trails Pathway | Good | 23.0 ft | 46,100 | 2009 |
| Interstate-84 EB over Route 31 | Good | 158.1 ft | 33,500 | 1978 |
| US Route 6 over Hop River State Pk Trail | Good | 44.0 ft | 17,100 | 2000 |
| US 6 & Ramp SR 633 over Sawmill Brook | Good | 24.9 ft | 17,000 | 1973 |
| US Route 44 over Bolton Pond Brook | Good | 21.0 ft | 16,700 | 1989 |
| Route 83 & 74 over Hockanum River | Good | 27.9 ft | 12,600 | 1993 |
| Route 195 over Skungamaug River | Good | 29.9 ft | 9,400 | 2017 |
| Route 74 over Willimantic River | Good | 138.5 ft | 8,600 | 2017 |
| Route 195 over Saw Mill Brook | Good | 27.9 ft | 8,300 | 1973 |
| Route 140 over Broad Brook | Good | 33.1 ft | 8,200 | 1930 |
| Route 83 over Kimballs Brook | Good | 29.9 ft | 7,700 | 1927 |
| I-84 EB Off Ramp over Route 30 (hartford Tpke) | Good | 115.2 ft | 7,600 | 1981 |
| Route 190 over Edson Brook | Good | 28.9 ft | 7,400 | 1950 |
| Route 190 over Middle River | Good | 27.9 ft | 7,400 | 1936 |
| I-84 Ramp 266 over Skungamaug River | Good | 24.9 ft | 7,400 | 1978 |
| U.s. Route 6 WB over Hop River Trail | Good | 96.1 ft | 7,200 | 1971 |
| Route 74 over Hockanum River | Good | 44.9 ft | 7,000 | 2016 |
| Route 66 over Jeremys River | Good | 21.0 ft | 6,300 | 1967 |
| Dobson Road over Dobsonville Pond | Good | 75.1 ft | 5,200 | 1986 |
| SR 533 (tunnel Rd) over Tankerhoosen River | Good | 27.9 ft | 5,100 | 1989 |
| SR 632 over Sawmill Brook | Good | 24.9 ft | 5,000 | 1973 |
| Dart Hill Road over Hockanum River | Good | 50.9 ft | 4,700 | 2023 |
| Hunting Lodge Road over Cedar Swamp Brook | Good | 22.0 ft | 4,500 | 1990 |
| Route 83 over Thresher Brook | Good | 29.9 ft | 4,100 | 1957 |
| Route 74 over Fenton River | Good | 34.1 ft | 4,000 | 1933 |
| Route 30 over Crystal Lake Brook | Good | 39.0 ft | 3,800 | 1988 |
| Discovery Drive over Salamander Brook | Good | 40.0 ft | 3,800 | 2015 |
| Discovery Drive over Wetlands | Good | 81.4 ft | 3,800 | 2015 |
| Ninth District Roa over Gulf Stream | Good | 23.0 ft | 3,800 | 2014 |
| Route 83 over Avery Brook | Good | 41.0 ft | 3,400 | 1957 |
| Lower Butcher Road over Hockanum River | Good | 24.9 ft | 3,300 | 2003 |
| Phoenix Street over Tankerhoosen River | Good | 27.9 ft | 2,800 | 2012 |
| Route 74 over Skungamaug River | Good | 62.3 ft | 2,300 | 2024 |
| Windermere Avenue over Hockanum River | Good | 56.1 ft | 1,900 | 2009 |
| I-84 WB Off Ramp over I-84 WB Ramp From 30/83 | Good | 127.6 ft | 1,800 | 1982 |
| Route 171 over Hamilton Reservoir Brook | Good | 75.1 ft | 1,700 | 1954 |
| Route 74 over Grapevine Brook | Good | 69.9 ft | 1,700 | 2011 |
| Bolton Road over Tankerhoosen River | Good | 24.9 ft | 1,500 | 2007 |
| South Street over Hop River | Good | 90.9 ft | 1,500 | 1900 |
| Spring Street over Hockanum River | Good | 64.0 ft | 1,489 | 2010 |
| River Street over Hockanum River | Good | 52.2 ft | 1,286 | 2010 |
| Leonard Road over Furnace Brook | Good | 84.0 ft | 1,200 | 2022 |
| Gurleyville Road over Stream | Good | 21.0 ft | 1,200 | 1980 |
| Pleasant View Driv over Hockanum River | Good | 47.9 ft | 1,104 | 2018 |
| Hatheway Road over Broad Brook | Good | 40.0 ft | 917 | 1986 |
| South Street over Skungamaug River | Good | 37.1 ft | 850 | 1997 |
| Mount Hope Road over Mount Hope River | Good | 74.1 ft | 850 | 1998 |
| Village Hill Road over Roaring Brook | Good | 118.1 ft | 806 | 2003 |
| Mansfield Avenue over US Route 6 Westbound | Good | 140.1 ft | 800 | 1971 |
| Mansfield Avenue over U.s. Route 6 Eastbound | Good | 140.1 ft | 800 | 1971 |
| Brooklyn Street over Hockanum River | Good | 34.1 ft | 733 | 1988 |
| West Main Street over Hockanum River | Good | 40.0 ft | 697 | 2014 |
| Marjorie Circle over Jeremy River | Good | 28.5 ft | 525 | 2017 |
| Depot Road over Mill Brook | Good | 20.0 ft | 491 | 1996 |
| Parker Bridge Road over Hop River | Good | 78.1 ft | 475 | 2008 |
| Woodbridge Road over Skungamung River | Good | 69.9 ft | 451 | 1986 |
| New City Road over New City Brook | Good | 22.0 ft | 450 | 2008 |
| Pucker Street over Hop River | Good | 98.1 ft | 424 | 2015 |
| Durkee Road over Scantic River | Good | 35.1 ft | 303 | 1973 |
| Hop River Road over Hop River | Good | 133.9 ft | 270 | 2024 |
| Polster Road over Roaring Brook | Good | 27.6 ft | 252 | 1950 |
| Brewster Street over Ash Brook | Good | 26.9 ft | 245 | 1973 |
| Shenipsit Lake RD over Charter Brook | Good | 29.9 ft | 210 | 1991 |
| Grayville Road 1 over Raymond Brook | Good | 21.0 ft | 198 | 1979 |
| Baker Hill Road over Ten Mile River | Good | 24.0 ft | 180 | 1900 |
| Times Farm Road over Hop River | Good | 26.6 ft | 169 | 1935 |
| Folly Lane over Skungamaug River | Good | 49.9 ft | 137 | 2020 |
| Stonemill Road #1 over Fenton River | Good | 78.1 ft | 130 | 2012 |
| Pine Road over Crystal Lake Brook | Good | 23.0 ft | 124 | 1999 |
| Kechkes Road over Fenton River | Good | 39.0 ft | 69 | 2010 |
| Williamson Road over Crystal Lake Brook | Good | 22.0 ft | 43 | 2021 |
| Main Street over Tankerhoosen River | Good | 85.0 ft | 21 | 1885 |
| Laurel Lane over Mount Hope River | Good | 82.0 ft | 6 | 2013 |