| Interstate-95 over Route 161 | Poor | 106.3 ft | 59,100 | 1958 |
| Interstate 95 Nort over Thames Rv Rr Local Roads | Poor | 5931.1 ft | 42,600 | 1943 |
| Interstate-395 over Bishop Crossing RD | Poor | 137.1 ft | 34,800 | 1958 |
| Interstate-95 SB over Route 12 | Poor | 261.2 ft | 33,500 | 1964 |
| Interstate-95 Sout over Groton Reservoir | Poor | 723.1 ft | 30,500 | 1964 |
| US RTE 1 W Broad S over Pawcatuck River | Poor | 116.1 ft | 16,400 | 1932 |
| Route 32 over New England Central Rr. | Poor | 235.6 ft | 11,800 | 1941 |
| Route 2 Eastbound over Route 85 | Poor | 118.1 ft | 11,200 | 1966 |
| New London Tpke over Yantic River | Poor | 142.1 ft | 7,400 | 1963 |
| US Route 1 NB over I-95 Ramp 310 SR 641 SB | Poor | 300.5 ft | 6,100 | 1973 |
| Alpha Avenue over Amtrak Rr & Local Roads | Poor | 625.0 ft | 4,200 | 1940 |
| Route 32 NB over I-95 US 1 NB SR 623&641 | Poor | 764.1 ft | 3,000 | 1974 |
| Route 207 over Beaver Brook | Poor | 43.0 ft | 2,800 | 1938 |
| Route 156 over Four Mile River | Poor | 27.9 ft | 2,800 | 1982 |
| Groton Long Pt RD over Palmer Cove | Poor | 56.1 ft | 2,025 | 1935 |
| Route 163 over Oxoboxo Brook | Poor | 24.9 ft | 1,600 | 1925 |
| Lawler Lane over Interstate-395 | Poor | 164.7 ft | 700 | 1958 |
| Taylor Hill Road over Interstate-395 | Poor | 208.0 ft | 645 | 1958 |
| Cranberry Pond RD over Interstate 395 | Poor | 188.6 ft | 537 | 1958 |
| Forge Hill Road over Pachaug River | Poor | 22.0 ft | 482 | 1920 |
| Salem Road over East Br Eight Mile River | Poor | 40.0 ft | 421 | 1991 |
| Colony Road over Latimer Brook | Poor | 37.1 ft | 328 | 1982 |
| Prospect Hill Road over Route 2 | Poor | 176.2 ft | 162 | 1959 |
| Interstate-95 over Latimers Brook | Fair | 34.1 ft | 72,700 | 1958 |
| Interstate-95 over Lyme Street | Fair | 124.0 ft | 69,600 | 1948 |
| Interstate-395 over Leffingwell Road | Fair | 57.1 ft | 63,200 | 1958 |
| Interstate-395 over Trading Cove Brook | Fair | 25.6 ft | 63,200 | 1958 |
| Interstate-95 over North Bride Brook Road | Fair | 49.9 ft | 61,700 | 1958 |
| Interstate-95 over Lieutenant River | Fair | 191.9 ft | 59,000 | 1948 |
| Interstate-95 over Route 156 | Fair | 124.0 ft | 59,000 | 1992 |
| Interstate-395 over Oxoboxo Brk & Nec Aband. | Fair | 192.6 ft | 58,700 | 1958 |
| Interstate-395 over Raymond Hill RD & Brook | Fair | 129.6 ft | 58,300 | 1958 |
| Interstate-95 over Route 85 | Fair | 223.4 ft | 53,200 | 1991 |
| Interstate-95 over Menunketesuck River | Fair | 50.9 ft | 50,900 | 1957 |
| Interstate-395 over Maple Avenue | Fair | 59.4 ft | 49,500 | 1958 |
| Interstate-395 over Route 163 | Fair | 166.0 ft | 49,500 | 1958 |
| Interstate 395 over RTE 97 & Shetucket River | Fair | 684.4 ft | 47,700 | 1958 |
| Interstate-395 over Route 82 | Fair | 165.4 ft | 46,800 | 1958 |
| Interstate 95 Sout over Thames Rv Loc Rds & Rr | Fair | 6368.1 ft | 43,700 | 1973 |
| Interstate-395 over Otrobando Avenue | Fair | 57.1 ft | 42,700 | 1958 |
| Interstate-395 over Route 12 | Fair | 142.1 ft | 42,600 | 1958 |
| Interstate 395 over Quinebaug Rv & P&w Rr | Fair | 598.1 ft | 39,300 | 1958 |
| Interstate-95 SB over I-95 Ramp 313 | Fair | 93.5 ft | 38,300 | 1964 |
| Route 2 over Wawecus Street | Fair | 118.1 ft | 38,200 | 1959 |
| Interstate-395 over Route 169 | Fair | 177.2 ft | 37,900 | 1958 |
| I-95 NB & RT 1 NB over I-95 Ramp 313 | Fair | 99.1 ft | 37,900 | 1973 |
| Interstate-395 over Yantic River Nec Rr | Fair | 235.6 ft | 37,800 | 1958 |
| Interstate-395 over Old Colchester Road | Fair | 49.9 ft | 36,400 | 1958 |
| Route 2a over Gallivan Lane | Fair | 167.3 ft | 35,900 | 1967 |
| Interstate-395 over SR 642 West Town Street | Fair | 87.3 ft | 35,300 | 1958 |
| Interstate-95 NB over Williams ST (sr 635) | Fair | 123.0 ft | 35,100 | 1975 |
| Route 2 over Interstate-395 | Fair | 179.5 ft | 34,500 | 1959 |
| Interstate-95 NB over Pohegnut Pond | Fair | 104.7 ft | 33,600 | 1964 |
| Interstate-395 over Route 201 | Fair | 129.3 ft | 33,000 | 1958 |
| Interstate-395 over Pachaug River | Fair | 227.0 ft | 32,500 | 1958 |
| Route 2 Eastbound over Route 149 | Fair | 151.9 ft | 31,500 | 1968 |
| Interstate-95 NB over Route 12 | Fair | 166.0 ft | 31,100 | 1964 |
| Interstate-95 NB over River RD & Mystic River | Fair | 498.0 ft | 31,000 | 1964 |
| Interstate-95 SB over River RD & Mystic River | Fair | 498.0 ft | 30,900 | 1964 |
| Interstate-395 over Hunts Brook | Fair | 32.2 ft | 30,700 | 1957 |
| Interstate-95 SB over Buddington Road | Fair | 128.9 ft | 30,500 | 1964 |
| Interstate-95 SB over Pohegnut Pond | Fair | 104.7 ft | 30,500 | 1964 |
| Interstate-95 SB over Route 117 | Fair | 149.9 ft | 30,500 | 1964 |
| Interstate-395 over Roode Road | Fair | 124.7 ft | 30,000 | 1958 |
| Route 2 over Route 642 | Fair | 111.9 ft | 29,400 | 1959 |
| Interstate-95 NB over Buddington Road | Fair | 120.1 ft | 29,300 | 1964 |
| Interstate-95-nb over Groton Reservoir | Fair | 482.9 ft | 29,300 | 1964 |
| Interstate-95 SB over RTE 184 &rte 12 Ramp 005 | Fair | 285.1 ft | 27,500 | 1964 |
| Interstate-95 SB over SR 900 (kings Highway) | Fair | 114.2 ft | 27,500 | 1964 |
| Route 2a over Massapeag Side RD | Fair | 137.1 ft | 27,000 | 1967 |
| Interstate-95 NB over Cow Hill Road | Fair | 123.4 ft | 26,200 | 1964 |
| Interstate-95 SB over Cow Hill Road | Fair | 123.4 ft | 26,100 | 1964 |
| Interstate-95 SB over Route 27 | Fair | 148.0 ft | 26,100 | 1964 |
| Route 2a over Necrr P&wrr & Thames Rv | Fair | 1434.4 ft | 26,100 | 1967 |
| Interstate-95 NB over SR 900 (kings Highway) | Fair | 92.5 ft | 25,600 | 1964 |
| Interstate-95 NB over Route 117 | Fair | 149.0 ft | 25,300 | 1964 |
| Interstate-395 over Oil Mill Road | Fair | 81.4 ft | 24,500 | 1958 |
| Route 2 over Mcclellan Avenue | Fair | 148.0 ft | 22,800 | 1959 |
| Interstate-95 SB over Jerry Browne Road | Fair | 190.0 ft | 22,400 | 1964 |
| Interstate-95 NB over Jerry Browne Road | Fair | 190.0 ft | 22,400 | 1964 |
| Interstate-95 NB over Mystic Res&deans Mill RD | Fair | 165.0 ft | 22,400 | 1964 |
| Interstate-95 SB over Mystic Res&deans Mill RD | Fair | 166.0 ft | 22,400 | 1964 |
| Interstate-95 SB over Stony Brook | Fair | 29.9 ft | 22,400 | 1964 |
| Interstate-95 SB over Taugwonk Road | Fair | 125.0 ft | 22,400 | 1964 |
| Interstate-395 over Route 85 | Fair | 182.1 ft | 22,100 | 1958 |
| Route 85 over Jordan Brook | Fair | 21.0 ft | 21,600 | 1991 |
| Route 2a over Route 32 | Fair | 109.9 ft | 20,800 | 1967 |
| Interstate-95 NB over Route 27 | Fair | 148.0 ft | 20,400 | 1964 |
| Route 2 over Yantic River | Fair | 160.1 ft | 19,000 | 1959 |
| US Route 1 over Route 349 And Ramps | Fair | 241.1 ft | 19,000 | 1966 |
| Route 32 over N.e. Central Railroad | Fair | 81.7 ft | 18,600 | 1956 |
| Interstate-95 SB over Anguilla Brook | Fair | 38.1 ft | 18,600 | 1964 |
| US Route 6 over Route 10 | Fair | 120.1 ft | 18,200 | 1933 |
| Interstate-95 NB over Anguilla Brook | Fair | 38.1 ft | 18,200 | 1964 |
| Route 32 over Yantic River | Fair | 166.7 ft | 18,000 | 1956 |
| I-95 Tr 817 over SR 635 & State Pier RD | Fair | 361.9 ft | 17,600 | 1975 |
| Interstate-95 NB over Stony Brook | Fair | 31.8 ft | 17,500 | 1964 |
| Interstate-95 NB over Taugwonk Road | Fair | 124.0 ft | 17,500 | 1964 |
| SR 642 over Route 2 | Fair | 361.9 ft | 17,500 | 1999 |
| Route 2 Westbound over Jeremy River | Fair | 48.6 ft | 17,100 | 1959 |
| Route 184 over Route 12 | Fair | 159.1 ft | 16,400 | 2002 |
| Route 2 Eastbound over Jeremy River | Fair | 48.6 ft | 16,200 | 1968 |
| Route 32 over Smith Cove | Fair | 56.1 ft | 16,100 | 1940 |
| Route 2 over New London Tpke | Fair | 94.5 ft | 16,000 | 1959 |
| US Route 1 over Nevins Brook | Fair | 31.8 ft | 15,600 | 2006 |
| Route 85 over Latimers Brook | Fair | 23.0 ft | 15,200 | 1922 |
| Route 12 over Shetucket River | Fair | 390.1 ft | 14,600 | 1954 |
| Route 12 over Prov & Worc Railroad | Fair | 380.9 ft | 14,600 | 1955 |
| Interstate-95 NB over Route 216 | Fair | 118.1 ft | 14,500 | 1964 |
| Route 2 Westbound over Wall Street | Fair | 125.0 ft | 14,400 | 1966 |
| Route 2a over Interstate-395 | Fair | 171.9 ft | 14,400 | 1967 |
| Route 2 Eastbound over Fitchvlle Pond&bozrah ST | Fair | 277.2 ft | 14,200 | 1961 |
| Interstate-95 SB over Route 216 | Fair | 117.5 ft | 14,100 | 1964 |
| Route 2 Eastbound over Wall Street | Fair | 125.0 ft | 14,100 | 1966 |
| Route 16 over Route 2 | Fair | 204.4 ft | 14,000 | 1966 |
| Route 2 Eastbound over SR 608 Nwch/clchst | Fair | 133.9 ft | 13,700 | 1961 |
| Interstate-95 NB over Route 2 | Fair | 150.9 ft | 13,600 | 1964 |
| Interstate-95 NB over Route 49 | Fair | 131.6 ft | 13,600 | 1964 |
| Route 2 Eastbound over Route 163 | Fair | 121.1 ft | 13,400 | 1961 |
| Route 2 Westbound over SR 608 Nwch/clchst | Fair | 133.9 ft | 13,300 | 1961 |
| Interstate-95 SB over Route 2 | Fair | 150.6 ft | 13,200 | 1964 |
| Interstate-95 SB over Route 49 | Fair | 134.8 ft | 13,200 | 1964 |
| Ri 78 West By-pass over Pawcatuck River | Fair | 200.1 ft | 13,100 | 1974 |
| Route 2 Westbound over Fitchvlle Pond&bozrah ST | Fair | 292.0 ft | 12,900 | 1961 |
| Route 2 over Shetucket River | Fair | 311.0 ft | 12,900 | 1938 |
| Route 184 over Great Brook | Fair | 24.9 ft | 12,900 | 1945 |
| Route 2 over Prov & Worc Railroad | Fair | 32.8 ft | 12,900 | 1941 |
| US Route 1 over Poquonock River | Fair | 55.1 ft | 12,900 | 1994 |
| US Route 1 (boston over Interstate-95 | Fair | 280.8 ft | 12,500 | 1958 |
| Rtes 82 WB & 32 SB over SR 646 Yantic Rv Necrr | Fair | 719.2 ft | 12,500 | 1984 |
| Route 2 Westbound over Route 163 | Fair | 121.1 ft | 11,900 | 1961 |
| Route 2 Westbound over Camp Moween Road | Fair | 94.2 ft | 11,800 | 1970 |
| Route 2 over Shunock River | Fair | 35.1 ft | 11,600 | 1959 |
| Route 2 Eastbound over Route 11 Northbound | Fair | 110.9 ft | 11,200 | 1966 |
| Route 32 over Oxoboxo Brook | Fair | 29.9 ft | 11,100 | 1927 |
| Howard Street over Brook | Fair | 25.9 ft | 11,100 | 1975 |
| US Route 1 over Mystic River | Fair | 220.1 ft | 11,000 | 1922 |
| US Route 1 over Fort Hill Brook | Fair | 27.6 ft | 10,900 | 1963 |
| US Route 1 over Latimers Brook | Fair | 42.0 ft | 10,800 | 1985 |
| Route 82 Eastbound over Yantic River | Fair | 115.2 ft | 10,800 | 1990 |
| Route 349 over Poquonnock Road | Fair | 122.0 ft | 10,700 | 1966 |
| Route 32 SB over Williams Street No 1 | Fair | 142.1 ft | 10,500 | 1975 |
| SR 908 Colman ST over I-95 SR 623 & N SR 624 | Fair | 337.6 ft | 10,300 | 1973 |
| I-95 Ramp 313 over Amtrak Railroad | Fair | 140.7 ft | 10,100 | 1943 |
| Route 2 Westbound over Route 85 | Fair | 124.0 ft | 10,100 | 1966 |
| New London Tpke over Trading Cove Brook | Fair | 46.9 ft | 9,964 | 1965 |
| RT 82eb & RT 32nb over Nec Rr & Yantic River | Fair | 117.5 ft | 9,800 | 1986 |
| SR 693 Southbound over Interstate-395 NB | Fair | 55.4 ft | 9,500 | 1958 |
| SR 693 NB over Route 32 | Fair | 227.0 ft | 9,300 | 1958 |
| SR 614 over Interstate-95 | Fair | 349.4 ft | 9,000 | 1964 |
| US Route 1 over Pequotsepos Cove | Fair | 44.9 ft | 8,900 | 1994 |
| SR 642 over Yantic River | Fair | 86.0 ft | 8,400 | 1938 |
| Route 12 over Pachaug River - P & W Rr | Fair | 675.5 ft | 8,200 | 1930 |
| Route 12 over Quinebaug River | Fair | 379.9 ft | 8,200 | 1930 |
| Route 11 NB over SR 637 (lake Hayward Rd) | Fair | 95.1 ft | 8,100 | 1972 |
| Route 12 over Poquetanuck Cove | Fair | 655.8 ft | 7,900 | 1990 |
| Route 164 over Interstate 395 | Fair | 158.5 ft | 7,700 | 1958 |
| Route 32 over Stony Brook | Fair | 25.6 ft | 7,700 | 1927 |
| Route 156 over Lieutenant River | Fair | 139.8 ft | 7,600 | 1961 |
| I-95 NB Tr 819 over SR 641 | Fair | 118.8 ft | 7,500 | 1975 |
| US Route 1 over Lieutenant River | Fair | 127.0 ft | 7,400 | 1941 |
| Route 32 SB over I-95 US 1 NB SR 623&641 | Fair | 740.2 ft | 7,300 | 1974 |
| Route 138 over Interstate-395 | Fair | 198.8 ft | 7,200 | 1958 |
| SR 641 over Route 32 | Fair | 315.0 ft | 7,200 | 1973 |
| US Route 1 over Quiambaug Cove | Fair | 76.1 ft | 7,000 | 1960 |
| Route 2 over Route 78 Eastbound | Fair | 259.2 ft | 6,900 | 1975 |
| Route 156 over Niantic River & Local RD | Fair | 1827.1 ft | 6,700 | 1991 |
| Vauxhall ST Ext over I-95 SR 623 & SR 624 | Fair | 342.8 ft | 6,621 | 1960 |
| US Route 1 over Quanaduck Cove | Fair | 46.9 ft | 6,600 | 1960 |
| Route 163 over Oxoboxo Brook | Fair | 37.1 ft | 6,400 | 2001 |
| Route 32 Ramp 002 over Interstate 95 & SR 623 | Fair | 317.9 ft | 6,400 | 1973 |
| Route 138 over Denison Brook | Fair | 24.9 ft | 6,200 | 1934 |
| Route 156 over Duck River | Fair | 107.0 ft | 6,200 | 1961 |
| Route 156 over Amtrak Railroad | Fair | 262.1 ft | 6,200 | 1961 |
| Fairview Avenue over Prov & Worc Railroad | Fair | 92.8 ft | 5,900 | 2002 |
| US Route 1 over Stream | Fair | 42.0 ft | 5,700 | 1939 |
| SR 635 over RT 32+ramp 3 I-95 Tr 817 | Fair | 262.1 ft | 5,600 | 1973 |
| Stillman Avenue over Pawcatuck River | Fair | 124.3 ft | 5,562 | 1953 |
| Route 138 over Pachaug River | Fair | 23.6 ft | 5,500 | 1953 |
| Route 85 over Judd Brook | Fair | 24.0 ft | 5,400 | 1925 |
| Route 156 over Black Hall River | Fair | 34.1 ft | 5,400 | 1936 |
| Buddington Road over Hempstead Brook | Fair | 24.9 ft | 5,244 | 1965 |
| Route 49 over Shunock River | Fair | 26.9 ft | 5,200 | 1954 |
| Four Mile River RD over Interstate-95 | Fair | 150.9 ft | 5,100 | 1958 |
| Route 149 over Jeremy River | Fair | 70.9 ft | 5,100 | 1999 |
| SR 637 over Cabin Brook | Fair | 28.9 ft | 5,100 | 1971 |
| Route 12 over Shetucket River | Fair | 274.6 ft | 5,000 | 1939 |
| Route 32 NB over Williams Street No 1 | Fair | 158.1 ft | 4,900 | 1975 |
| Route 12 over Prov & Worc Railroad | Fair | 203.7 ft | 4,800 | 1930 |
| Route 11 NB over Eight Mile River | Fair | 98.1 ft | 4,700 | 1971 |
| Route 11 SB over Eight Mile River | Fair | 98.1 ft | 4,700 | 1971 |
| RT 2a Ramp 005 007 over Route 2a | Fair | 175.5 ft | 4,600 | 1996 |
| Route 213 over Amtrak Railroad | Fair | 148.6 ft | 4,400 | 1960 |
| Ashland Street over Pachaug River | Fair | 85.0 ft | 4,214 | 1951 |
| I-95 SB Tr 822 over Interstate-95 NB | Fair | 276.9 ft | 4,200 | 1964 |
| Route 11 NB over Witch Meadow Road | Fair | 90.9 ft | 4,200 | 1971 |
| Cross Road over Jordan Brook | Fair | 26.9 ft | 4,082 | 1987 |
| Mill Hill Road over Route 2 | Fair | 220.1 ft | 3,933 | 1967 |
| Route 138 over Pachaug River | Fair | 100.1 ft | 3,900 | 1946 |
| Rt138 & Lincoln Sq over Abandoned Canal | Fair | 37.1 ft | 3,900 | 1946 |
| Route 354 over Route 2 | Fair | 319.9 ft | 3,900 | 1966 |
| Route 207 over Beaver Brook | Fair | 33.1 ft | 3,700 | 1941 |
| US Route 1 over Four Mile River | Fair | 25.9 ft | 3,700 | 1982 |
| I-95 SB Tr 821 over I-95 NB & I-95 SB Tr 822 | Fair | 661.1 ft | 3,700 | 1966 |
| Montauk Avenue over Amtrak Railroad | Fair | 57.7 ft | 3,700 | 1980 |
| Ssr 449 over Interstate-95 | Fair | 155.5 ft | 3,600 | 1958 |
| Route 11 SB over Witch Meadow Road | Fair | 90.9 ft | 3,500 | 1971 |
| Groton Long Point over Amtrak Railroad | Fair | 136.2 ft | 3,401 | 1961 |
| Sr636 Briggs ST over I-95&SR623+641&I-95 310 | Fair | 365.8 ft | 3,400 | 1973 |
| Vauxhall Street Ex over Interstate-395 | Fair | 182.1 ft | 3,300 | 1957 |
| Route 156 over Amtrak Railroad | Fair | 117.5 ft | 3,300 | 1957 |
| Route 11 SB over SR 637 (lake Hayward Rd) | Fair | 95.1 ft | 3,200 | 1972 |
| SR 636 NB over Route 32 & I-95SB Tr 817 | Fair | 244.1 ft | 3,200 | 1973 |
| Eighth Street over Canal-shetucket River | Fair | 77.1 ft | 3,200 | 1964 |
| Eighth Street over Shetucket River | Fair | 360.9 ft | 3,200 | 1937 |
| SR 608 over Yantic River | Fair | 88.9 ft | 3,200 | 1934 |
| Route 49 over Pachaug River | Fair | 43.0 ft | 3,000 | 1934 |
| Route 161 over Latimers Brook | Fair | 39.0 ft | 3,000 | 1984 |
| Route 97 over Cold Brook | Fair | 29.9 ft | 2,900 | 2020 |
| Route 32 NB over I-95 SB Tr 818 | Fair | 120.7 ft | 2,900 | 1973 |
| Route 207 over Beaver Brook | Fair | 44.6 ft | 2,900 | 1991 |
| Columbus Avenue over Amtrak Railroad | Fair | 62.0 ft | 2,800 | 1967 |
| US Route 1a over Lamberts Cove | Fair | 53.1 ft | 2,700 | 1995 |
| Chapman Avenue over Brandegee Lake | Fair | 23.0 ft | 2,652 | 1980 |
| SR 660 over Shetucket River | Fair | 324.1 ft | 2,600 | 1939 |
| SR 649 over Brook | Fair | 21.0 ft | 2,600 | 1966 |
| Route 207 over Beaver Brook | Fair | 36.1 ft | 2,600 | 1940 |
| Route 163 over Pearsons Brook | Fair | 32.2 ft | 2,500 | 1925 |
| Route 165 over Glasgo Pond | Fair | 22.0 ft | 2,500 | 1934 |
| Route 97 over Shetucket River | Fair | 244.1 ft | 2,400 | 1941 |
| Route 97 over Abandoned Canal | Fair | 105.0 ft | 2,400 | 1967 |
| Industrial Park RD over Pattagansett River | Fair | 22.0 ft | 2,348 | 1968 |
| Chestnut Hill Road over Route 2 | Fair | 234.6 ft | 2,300 | 1966 |
| DR Foote Road over Route 2 Eastbound | Fair | 110.9 ft | 2,273 | 1966 |
| DR Foote Road over Route 2 Westbound | Fair | 121.4 ft | 2,273 | 1966 |
| Masons Island Road over Amtrak Railroad | Fair | 70.9 ft | 2,210 | 1996 |
| Town Woods Road over Mill Brook | Fair | 58.1 ft | 2,206 | 1982 |
| Flanders Road over Interstate-95 SB | Fair | 201.8 ft | 2,200 | 1964 |
| Bridge ST #1 over Amtrak | Fair | 184.1 ft | 2,200 | 1936 |
| Route 207 over Cabin Brook | Fair | 36.1 ft | 2,100 | 1935 |
| Route 169 over Shetucket River | Fair | 269.0 ft | 2,000 | 1938 |
| SR 612 over Fitchville Pond | Fair | 122.0 ft | 2,000 | 2002 |
| Route 82 over Roaring Brook | Fair | 41.0 ft | 1,900 | 1982 |
| Fairhaven Road over Pattagansett River | Fair | 57.1 ft | 1,802 | 1970 |
| Wisconsin Avenue over Elisha Brook | Fair | 24.0 ft | 1,800 | 1975 |
| Noank-ledyard Road over Interstate-95 | Fair | 338.9 ft | 1,774 | 1964 |
| Flanders Road over Interstate-95 NB | Fair | 193.9 ft | 1,700 | 1964 |
| Old Hartford Road over Jeremy River | Fair | 57.1 ft | 1,600 | 1998 |
| SR 616 over Sherman Brook | Fair | 26.9 ft | 1,600 | 1987 |
| Murphy Road over Susquetonscut Brook | Fair | 52.2 ft | 1,550 | 2001 |
| Scotland Road over Interstate-395 | Fair | 201.4 ft | 1,500 | 1958 |
| Pink Row Road over Oxoboxo Brook | Fair | 27.9 ft | 1,500 | 1960 |
| Route 234 over Interstate-95 Southbound | Fair | 200.8 ft | 1,400 | 1964 |
| Route 234 over Interstate-95 Northbound | Fair | 209.0 ft | 1,400 | 1964 |
| Route 201 over Pachaug River | Fair | 68.9 ft | 1,300 | 1989 |
| Military Highway over Mill Cove | Fair | 42.0 ft | 1,300 | 1997 |
| Scott Hill Road over Yantic River | Fair | 86.9 ft | 1,273 | 1970 |
| Bashon Hill Road over Route 2 | Fair | 203.1 ft | 1,272 | 1961 |
| Norman Road over Interstate-395 | Fair | 175.2 ft | 1,217 | 1958 |
| SR 608 over Yantic River | Fair | 82.0 ft | 1,200 | 1941 |
| Greenhaven Road over Amtrak Railroad | Fair | 53.8 ft | 1,200 | 1926 |
| Waterman Road over Pease Brook | Fair | 24.9 ft | 1,200 | 1965 |
| Sill Lane #1 over Mill Brook | Fair | 58.1 ft | 1,196 | 1982 |
| Palmer Neck Road over Amtrak Railroad | Fair | 35.8 ft | 1,100 | 1926 |
| Preston Allen Road over Interstate-395 | Fair | 165.7 ft | 1,091 | 1958 |
| Whippoorwill Road over Interstate-95 | Fair | 199.1 ft | 1,081 | 1958 |
| Riverside Drive over Prov & Worc Railroad | Fair | 55.1 ft | 1,060 | 1988 |
| Bridge Street over Oxoboxo Brook | Fair | 28.9 ft | 1,056 | 1920 |
| Highland Avenue over Alewife Cove | Fair | 75.1 ft | 1,024 | 1975 |
| SR 608 over Yantic River | Fair | 48.9 ft | 1,000 | 1926 |
| Entrance To Mall over Unnamed Stream | Fair | 89.9 ft | 1,000 | 2006 |
| Route 216 over Green Falls River | Fair | 67.9 ft | 900 | 1965 |
| Route 216 over Spaulding Brook | Fair | 32.2 ft | 900 | 2009 |
| Route 138 over Little River | Fair | 91.9 ft | 850 | 1966 |
| Darling Road over Eight Mile River | Fair | 52.2 ft | 836 | 1935 |
| Wawecus Hill Road over Interstate-395 | Fair | 310.4 ft | 750 | 1958 |
| Mohegan Sun BLVD over Riverview Garage Exit Ro | Fair | 76.1 ft | 750 | 1999 |
| Eagle View Garage over Rock Ledge | Fair | 40.0 ft | 750 | 1999 |
| Indian Summer Park over Mohegan Sun BLVD | Fair | 125.0 ft | 750 | 2001 |
| Old Mill Road over Hunts Brook | Fair | 41.0 ft | 717 | 1940 |
| River Road over Choate Brook | Fair | 32.8 ft | 714 | 1939 |
| Gales Ferry Road over Ledyard Reservoir Ovfl | Fair | 43.0 ft | 702 | 1954 |
| North Anguilla Roa over Interstate 95 SB | Fair | 172.2 ft | 697 | 1964 |
| North Anguilla Roa over Interstate-95 NB | Fair | 161.1 ft | 696 | 1964 |
| Noyes Avenue No. 1 over Amtrak Railroad | Fair | 67.6 ft | 687 | 1987 |
| West Road over Route 11 Northbound | Fair | 228.0 ft | 684 | 1972 |
| Bloomingdale Road over Hunts Brook | Fair | 21.0 ft | 678 | 1970 |
| Moxley Road over Interstate-395 | Fair | 160.1 ft | 616 | 1958 |
| Scott Hill Road #1 over Route 2 | Fair | 255.9 ft | 550 | 1971 |
| So Anguilla Road over Anguilla Brook | Fair | 22.0 ft | 550 | 1940 |
| Comstock Bridge RD over Dickerson Creek | Fair | 39.0 ft | 520 | 1978 |
| Bishop Road over Gardner Brook | Fair | 28.9 ft | 495 | 2001 |
| Mell Road over Interstate-395 | Fair | 165.0 ft | 468 | 1958 |
| Cato Corner Road over Pine Brook | Fair | 22.0 ft | 468 | 1990 |
| Sunnyside Street over Yantic River | Fair | 166.0 ft | 465 | 1908 |
| Ross Hill Road over Prov & Worc Railroad | Fair | 36.1 ft | 458 | 1963 |
| Joshuatown Road over Eight Mile River | Fair | 82.0 ft | 450 | 1936 |
| Mill Hill Road over Meadow Brook | Fair | 25.9 ft | 433 | 1979 |
| Prospect Hill Road over Meadow Brook | Fair | 24.9 ft | 416 | 1965 |
| Stanton Road over Yantic River | Fair | 53.1 ft | 401 | 1957 |
| Sill Lane #2 over Mill Brook | Fair | 58.1 ft | 389 | 1982 |
| River Road over Blackledge River | Fair | 67.9 ft | 357 | 1975 |
| Ssr 437 over New England Central Rr | Fair | 65.9 ft | 350 | 1987 |
| Ssr 437 over NE Central Rr & Driveway | Fair | 260.8 ft | 350 | 1990 |
| Day Hill Road over Roaring Brook | Fair | 28.9 ft | 348 | 1989 |
| Grassy Hill Road over Latimer Brook | Fair | 24.0 ft | 347 | 1940 |
| Gager Road over Gardner Brook | Fair | 28.9 ft | 271 | 1984 |
| Parkwood Road over Little River-hanover Res | Fair | 152.2 ft | 270 | 1929 |
| Lily Pond Road over Prov & Worc Railroad | Fair | 50.9 ft | 270 | 1990 |
| Meeting Hse Hll RD over Susquetonscut Brook | Fair | 32.2 ft | 214 | 1940 |
| Boom Bridge Road over Interstate-95 | Fair | 474.1 ft | 179 | 1964 |
| Cirillo Drive over Brook | Fair | 47.9 ft | 152 | 2005 |
| Parks Road over Broad Brook | Fair | 26.9 ft | 148 | 1900 |
| Miller Pond Road over Interstate-395 | Fair | 160.1 ft | 138 | 1957 |
| Cook Town Road over Brook | Fair | 32.2 ft | 122 | 1988 |
| Hill Top Road over South Bride Brook Road | Fair | 34.1 ft | 110 | 1962 |
| Hurlbutt Road over Prov & Worc Railroad | Fair | 157.5 ft | 82 | 1989 |
| Jones Road over Ten Mile River | Fair | 52.2 ft | 59 | 2002 |
| Maplewood Cem Br over Interstate-395 | Fair | 163.1 ft | 12 | 1958 |
| Route 11 SB over Route 82 | Fair | 208.7 ft | 0 | 1972 |
| Route 11 NB over Route 82 | Fair | 194.6 ft | 0 | 1972 |
| I-95 & Parkway N. over Jordan Brook | Good | 24.9 ft | 58,100 | 1964 |
| Interstate-95 SB over Oil Mill Road | Good | 46.3 ft | 22,600 | 1958 |
| Interstate-95 NB over Oil Mill Road | Good | 46.6 ft | 22,300 | 1958 |
| Route 2 over New Eng Central Rr | Good | 62.0 ft | 17,800 | 1959 |
| Interstate-95 NB over Shunock River | Good | 35.8 ft | 13,600 | 1964 |
| Interstate-95 SB over Shunock River | Good | 37.1 ft | 13,200 | 1970 |
| Route 2 Eastbound over Camp Moween Road | Good | 94.2 ft | 12,900 | 1970 |
| US Route 1 over Latimer Brook | Good | 59.1 ft | 12,400 | 1984 |
| Route 2 over Shetucket River | Good | 192.9 ft | 11,700 | 1959 |
| US Route 1 over Stony Brook | Good | 32.2 ft | 11,200 | 2013 |
| Route 213 over Amtrak Railroad | Good | 34.4 ft | 11,000 | 1930 |
| US Route 1 over Niantic River | Good | 86.9 ft | 10,600 | 2017 |
| Cross Road over Interstate-95 | Good | 236.9 ft | 9,800 | 2005 |
| Route 2 over SR 680 {mgm Grand Dr} | Good | 152.9 ft | 8,900 | 2009 |
| Route 2 over Lake Of Isles Drive | Good | 105.0 ft | 8,900 | 2009 |
| SR 642 over New England Central Rr | Good | 65.3 ft | 8,400 | 1937 |
| Route 349 SB over Amtrak Railroad | Good | 163.1 ft | 8,300 | 1966 |
| Route 156 over Bride Brook | Good | 50.9 ft | 8,200 | 1994 |
| US Route 1 over Jordan Brook | Good | 32.2 ft | 8,100 | 1916 |
| Route 2 over Route 2 Ramps | Good | 169.0 ft | 8,100 | 2009 |
| Route 2 over Milltown Road | Good | 60.4 ft | 8,100 | 2009 |
| Route 349 NB over Amtrak Railroad | Good | 163.4 ft | 7,900 | 1966 |
| Route 138 over Pachaug River | Good | 45.9 ft | 7,400 | 1953 |
| US Route 1 over Pattagansett River | Good | 24.9 ft | 7,300 | 2017 |
| Route 164 over Broad Brook | Good | 23.0 ft | 6,700 | 1940 |
| US Route 1 over Stony Brook | Good | 56.1 ft | 6,500 | 2013 |
| US Route 1 over Quanaduck Cove | Good | 50.9 ft | 5,700 | 2013 |
| Route 163 over Oxoboxo Brook | Good | 82.0 ft | 5,600 | 1993 |
| Sherman Street over Yantic River | Good | 58.4 ft | 5,400 | 2024 |
| Sherman Street over Yantic River | Good | 105.6 ft | 5,400 | 2024 |
| Route 234 over Anguilla Brook | Good | 53.1 ft | 5,200 | 2018 |
| Route 2a over Crowley Brook | Good | 25.9 ft | 5,200 | 1989 |
| Route 97 over Byron Brook | Good | 29.9 ft | 5,100 | 2012 |
| Drozdyk Drive over Brook | Good | 28.9 ft | 5,100 | 1990 |
| I-95 NB Ramp 277 over Stony Brook | Good | 30.8 ft | 4,900 | 1964 |
| Old Kings HWY N #1 over Interstate-95 | Good | 122.4 ft | 4,300 | 1952 |
| Route 184 over Shunock River | Good | 68.9 ft | 4,200 | 2014 |
| Route 207 over Susquetonscut Brook | Good | 24.0 ft | 4,000 | 1990 |
| Route 85 over Harris Brook | Good | 25.9 ft | 3,900 | 1987 |
| Mosher Street over Amtrak Railroad | Good | 107.9 ft | 3,750 | 1936 |
| US Route 1 over Brook | Good | 22.0 ft | 3,700 | 2016 |
| Route 184 over Whitford Brook | Good | 85.0 ft | 3,700 | 2010 |
| White Rock RD over Pawcatuck River | Good | 240.2 ft | 3,502 | 1996 |
| Wawecus Street over Yantic River | Good | 112.9 ft | 3,500 | 1959 |
| Route 82 over Swamp Brook | Good | 38.1 ft | 3,400 | 2021 |
| Beach Road over Bride Brook | Good | 57.1 ft | 3,323 | 1987 |
| Beach Road over Bride Brook | Good | 65.9 ft | 3,323 | 1992 |
| Route 82 over East Br Eight Mile River | Good | 62.0 ft | 3,300 | 2021 |
| Route 87 over Ten Mile River | Good | 29.9 ft | 3,200 | 1990 |
| Meridian ST Ext over Amtrak Railroad | Good | 97.8 ft | 3,200 | 1992 |
| Route 97 over Beaver Brook | Good | 34.1 ft | 3,000 | 1939 |
| Route 117 over Indian Town Brook | Good | 66.9 ft | 3,000 | 2001 |
| Route 156 over Beaver Brook | Good | 27.9 ft | 2,900 | 1988 |
| Society Road over Interstate 95 | Good | 250.3 ft | 2,800 | 2015 |
| Bozrah Street Ext over Fitchville Pond | Good | 26.9 ft | 2,734 | 1930 |
| Route 16 over Bartlett Brook | Good | 21.0 ft | 2,700 | 1948 |
| Ssr 437 over Winthrop Cove | Good | 44.0 ft | 2,700 | 1973 |
| Route 156 over Eight Mile River | Good | 46.9 ft | 2,700 | 1986 |
| SR 660 over Little River | Good | 54.1 ft | 2,600 | 1990 |
| Route 156 over E Branch Eight Mile Rv | Good | 53.1 ft | 2,500 | 1988 |
| Route 354 over Deep River Brook | Good | 26.9 ft | 2,100 | 1961 |
| Route 165 over Pachaug Pond | Good | 45.9 ft | 2,000 | 2014 |
| Jordan Cove Road over Jordan Cove | Good | 56.1 ft | 1,871 | 1937 |
| Glenwood Avenue over Alewife Cove | Good | 110.9 ft | 1,768 | 1980 |
| Route 163 over Oakdale Brook | Good | 20.0 ft | 1,700 | 2014 |
| SR 616 over Bartlett Brook | Good | 64.6 ft | 1,600 | 2014 |
| SR 616 over Brook | Good | 27.9 ft | 1,600 | 2014 |
| SR 616 over Gillett Brook | Good | 32.5 ft | 1,600 | 1923 |
| Route 49 over Wyassup Brook | Good | 32.5 ft | 1,600 | 2021 |
| Route 49 over Pendleton Hill Brook | Good | 32.5 ft | 1,600 | 2019 |
| Mile Creek Road over Blackhall River | Good | 44.6 ft | 1,600 | 1955 |
| Route 216 over Green Falls River | Good | 26.9 ft | 1,500 | 1949 |
| SR 617 over Shunock River | Good | 34.1 ft | 1,500 | 1970 |
| Military Highway over Long Cove | Good | 56.1 ft | 1,300 | 1999 |
| Unger Road over Hunts Brook | Good | 33.1 ft | 1,300 | 1991 |
| Main Street over Shunock River | Good | 27.9 ft | 1,133 | 2012 |
| Pleasant Street over Yantic River | Good | 130.9 ft | 1,027 | 1969 |
| BIA Route 407 over Unknown Stream | Good | 55.8 ft | 1,000 | 1993 |
| BIA RTE 407 over Unnamed Stream | Good | 22.6 ft | 1,000 | 1993 |
| Mall Loading Docks over Unnamed Stream | Good | 140.7 ft | 1,000 | 2006 |
| Entrance To Mall L over Unnamed Stream | Good | 32.2 ft | 1,000 | 2006 |
| Pequot Trail over Unnamed Stream | Good | 27.6 ft | 1,000 | 1993 |
| Pequot Trail over Unnamed Stream | Good | 42.7 ft | 1,000 | 1993 |
| Tobacco Street over Ten Mile River | Good | 29.9 ft | 850 | 2010 |
| SR 660 over Brook | Good | 20.0 ft | 800 | 1990 |
| Goshen Hill Road # over Bartlett Brook | Good | 25.9 ft | 775 | 2003 |
| Indian Summer Self over Garden | Good | 40.0 ft | 750 | 2002 |
| Jeremy Hill Road over Assekonk Brook | Good | 26.9 ft | 721 | 1986 |
| Norman Road over Pachaug River | Good | 54.5 ft | 719 | 2019 |
| Potash Hill Road over Little River | Good | 69.9 ft | 684 | 1938 |
| West Road over Route 11 Southbound | Good | 227.0 ft | 672 | 1971 |
| Route 2 EB Ramp over Route 2 | Good | 142.1 ft | 600 | 2008 |
| Old Jewett City RD over Broad Brook | Good | 29.9 ft | 577 | 1955 |
| Sheldon Road over Doanville Pond | Good | 41.0 ft | 551 | 2020 |
| Edmund Road over Pachaug River | Good | 102.0 ft | 529 | 2013 |
| Goshen Hill Road over Pease Brook | Good | 22.0 ft | 468 | 2003 |
| Parkway South over Jordan Brook | Good | 24.9 ft | 468 | 1964 |
| Button Ball Road over Amtrak Railroad | Good | 34.1 ft | 440 | 1933 |
| Camp Moween Road over Yantic River | Good | 55.1 ft | 422 | 2002 |
| Oliver Road over Pease Brook | Good | 23.0 ft | 404 | 2008 |
| Stanton Hill RD Ex over Yantic River | Good | 64.0 ft | 400 | 1963 |
| Bitgood Road over Pachaug River | Good | 62.0 ft | 371 | 2011 |
| Bitgood Road over Hopeville Pond | Good | 77.1 ft | 354 | 2014 |
| Mount Archer Road over Eight Mile River | Good | 62.0 ft | 350 | 1966 |
| Rocco Drive over Latimer Brook | Good | 45.9 ft | 320 | 2006 |
| Route 148 over Whalebone Creek | Good | 44.0 ft | 300 | 1928 |
| Egret Road over Latimer Brook | Good | 29.9 ft | 265 | 2005 |
| Hoxie Road over Hoxie Brook | Good | 22.0 ft | 242 | 2007 |
| Chapman Drive over Latimer Brook | Good | 35.1 ft | 204 | 1979 |
| Macintosh Road over Eight Mile River | Good | 68.2 ft | 178 | 2023 |
| Taylor Bridge Road over Bartlett Brook | Good | 24.9 ft | 151 | 2013 |
| Mall Loading Dock over Unnamed Stream | Good | 46.6 ft | 150 | 2014 |
| Flat Rock Hill RD over Interstate-95 | Good | 180.1 ft | 143 | 1958 |
| Town Farm Road over Williams Brook | Good | 32.2 ft | 124 | 1988 |
| Maplewood Court over Gardner Brook | Good | 20.0 ft | 118 | 2008 |
| Goshen Hill Road over Exeter Brook | Good | 24.3 ft | 118 | 2021 |
| Cold Spring Road over Haleys Brook | Good | 33.1 ft | 104 | 2002 |
| Boom Bridge Road over Pawcatuck River | Good | 125.7 ft | 102 | 1968 |
| Entrance To Mgm Ga over Unnamed Stream | Good | 104.3 ft | 100 | 2006 |
| Trading Cove Road over Unnamed Creek | Good | 55.1 ft | 50 | 2001 |
| Paper Mill Road over Jeremy River | Good | 53.5 ft | 36 | 1987 |