| Interstate-95 over Latimers Brook | 1958 | 72,700 | Fair |
| Interstate-95 over Lyme Street | 1948 | 69,600 | Fair |
| Interstate-395 over Leffingwell Road | 1958 | 63,200 | Fair |
| Interstate-395 over Trading Cove Brook | 1958 | 63,200 | Fair |
| Interstate-95 over North Bride Brook Road | 1958 | 61,700 | Fair |
| Interstate-95 over Route 161 | 1958 | 59,100 | Poor |
| Interstate-95 over Lieutenant River | 1948 | 59,000 | Fair |
| Interstate-95 over Route 156 | 1992 | 59,000 | Fair |
| Interstate-395 over Oxoboxo Brk & Nec Aband. | 1958 | 58,700 | Fair |
| Interstate-395 over Raymond Hill Rd & Brook | 1958 | 58,300 | Fair |
| I-95 & Parkway N. over Jordan Brook | 1964 | 58,100 | Good |
| Interstate-95 over Route 85 | 1991 | 53,200 | Fair |
| Interstate-95 over Menunketesuck River | 1957 | 50,900 | Fair |
| Interstate-395 over Maple Avenue | 1958 | 49,500 | Fair |
| Interstate-395 over Route 163 | 1958 | 49,500 | Fair |
| Interstate 395 over Rte 97 & Shetucket River | 1958 | 47,700 | Fair |
| Interstate-395 over Route 82 | 1958 | 46,800 | Fair |
| Interstate 95 Sout over Thames Rv Loc Rds & RR | 1973 | 43,700 | Fair |
| Interstate-395 over Otrobando Avenue | 1958 | 42,700 | Fair |
| Interstate 95 Nort over Thames Rv RR Local Roads | 1943 | 42,600 | Poor |
| Interstate-395 over Route 12 | 1958 | 42,600 | Fair |
| Interstate 395 over Quinebaug Rv & P&w RR | 1958 | 39,300 | Fair |
| Interstate-95 SB over I-95 Ramp 313 | 1964 | 38,300 | Fair |
| Route 2 over Wawecus Street | 1959 | 38,200 | Fair |
| I-95 NB & Rt 1 NB over I-95 Ramp 313 | 1973 | 37,900 | Fair |
| Interstate-395 over Route 169 | 1958 | 37,900 | Fair |
| Interstate-395 over Yantic River Nec RR | 1958 | 37,800 | Fair |
| Interstate-395 over Old Colchester Road | 1958 | 36,400 | Fair |
| Route 2A over Gallivan Lane | 1967 | 35,900 | Fair |
| Interstate-395 over SR 642 West Town Street | 1958 | 35,300 | Fair |
| Interstate-95 NB over Williams St (SR 635) | 1975 | 35,100 | Fair |
| Interstate-395 over Bishop Crossing Rd | 1958 | 34,800 | Poor |
| Route 2 over Interstate-395 | 1959 | 34,500 | Fair |
| Interstate-95 NB over Pohegnut Pond | 1964 | 33,600 | Fair |
| Interstate-95 SB over Route 12 | 1964 | 33,500 | Poor |
| Interstate-395 over Route 201 | 1958 | 33,000 | Fair |
| Interstate-395 over Pachaug River | 1958 | 32,500 | Fair |
| Route 2 Eastbound over Route 149 | 1968 | 31,500 | Fair |
| Interstate-95 NB over Route 12 | 1964 | 31,100 | Fair |
| Interstate-95 NB over River Rd & Mystic River | 1964 | 31,000 | Fair |
| Interstate-95 SB over River Rd & Mystic River | 1964 | 30,900 | Fair |
| Interstate-395 over Hunts Brook | 1957 | 30,700 | Fair |
| Interstate-95 SB over Buddington Road | 1964 | 30,500 | Fair |
| Interstate-95 SB over Pohegnut Pond | 1964 | 30,500 | Fair |
| Interstate-95 SB over Route 117 | 1964 | 30,500 | Fair |
| Interstate-95 Sout over Groton Reservoir | 1964 | 30,500 | Poor |
| Interstate-395 over Roode Road | 1958 | 30,000 | Fair |
| Route 2 over Route 642 | 1959 | 29,400 | Fair |
| Interstate-95 NB over Buddington Road | 1964 | 29,300 | Fair |
| Interstate-95-nb over Groton Reservoir | 1964 | 29,300 | Fair |
| Interstate-95 SB over Rte 184 &rte 12 Ramp 005 | 1964 | 27,500 | Fair |
| Interstate-95 SB over SR 900 (kings Highway) | 1964 | 27,500 | Fair |
| Route 2A over Massapeag Side Rd | 1967 | 27,000 | Fair |
| Interstate-95 NB over Cow Hill Road | 1964 | 26,200 | Fair |
| Interstate-95 SB over Cow Hill Road | 1964 | 26,100 | Fair |
| Interstate-95 SB over Route 27 | 1964 | 26,100 | Fair |
| Route 2A over Necrr P&wrr & Thames Rv | 1967 | 26,100 | Fair |
| Interstate-95 NB over SR 900 (kings Highway) | 1964 | 25,600 | Fair |
| Interstate-95 NB over Route 117 | 1964 | 25,300 | Fair |
| Interstate-395 over Oil Mill Road | 1958 | 24,500 | Fair |
| Route 2 over Mcclellan Avenue | 1959 | 22,800 | Fair |
| Interstate-95 SB over Oil Mill Road | 1958 | 22,600 | Good |
| Interstate-95 NB over Jerry Browne Road | 1964 | 22,400 | Fair |
| Interstate-95 NB over Mystic Res&deans Mill Rd | 1964 | 22,400 | Fair |
| Interstate-95 SB over Jerry Browne Road | 1964 | 22,400 | Fair |
| Interstate-95 SB over Mystic Res&deans Mill Rd | 1964 | 22,400 | Fair |
| Interstate-95 SB over Stony Brook | 1964 | 22,400 | Fair |
| Interstate-95 SB over Taugwonk Road | 1964 | 22,400 | Fair |
| Interstate-95 NB over Oil Mill Road | 1958 | 22,300 | Good |
| Interstate-395 over Route 85 | 1958 | 22,100 | Fair |
| Route 85 over Jordan Brook | 1991 | 21,600 | Fair |
| Route 2A over Route 32 | 1967 | 20,800 | Fair |
| Interstate-95 NB over Route 27 | 1964 | 20,400 | Fair |
| Route 2 over Yantic River | 1959 | 19,000 | Fair |
| US Route 1 over Route 349 and Ramps | 1966 | 19,000 | Fair |
| Interstate-95 SB over Anguilla Brook | 1964 | 18,600 | Fair |
| Route 32 over N.E. Central Railroad | 1956 | 18,600 | Fair |
| Interstate-95 NB over Anguilla Brook | 1964 | 18,200 | Fair |
| US Route 6 over Route 10 | 1933 | 18,200 | Fair |
| Route 32 over Yantic River | 1956 | 18,000 | Fair |
| Route 2 over New Eng Central RR | 1959 | 17,800 | Good |
| I-95 Tr 817 over SR 635 & State Pier Rd | 1975 | 17,600 | Fair |
| Interstate-95 NB over Stony Brook | 1964 | 17,500 | Fair |
| Interstate-95 NB over Taugwonk Road | 1964 | 17,500 | Fair |
| SR 642 over Route 2 | 1999 | 17,500 | Fair |
| Route 2 Westbound over Jeremy River | 1959 | 17,100 | Fair |
| Route 184 over Route 12 | 2002 | 16,400 | Fair |
| US Rte 1 W Broad S over Pawcatuck River | 1932 | 16,400 | Poor |
| Route 2 Eastbound over Jeremy River | 1968 | 16,200 | Fair |
| Route 32 over Smith Cove | 1940 | 16,100 | Fair |
| Route 2 over New London Tpke | 1959 | 16,000 | Fair |
| US Route 1 over Nevins Brook | 2006 | 15,600 | Fair |
| Route 85 over Latimers Brook | 1922 | 15,200 | Fair |
| Route 12 over Prov & Worc Railroad | 1955 | 14,600 | Fair |
| Route 12 over Shetucket River | 1954 | 14,600 | Fair |
| Interstate-95 NB over Route 216 | 1964 | 14,500 | Fair |
| Route 2 Westbound over Wall Street | 1966 | 14,400 | Fair |
| Route 2A over Interstate-395 | 1967 | 14,400 | Fair |
| Route 2 Eastbound over Fitchvlle Pond&bozrah St | 1961 | 14,200 | Fair |
| Interstate-95 SB over Route 216 | 1964 | 14,100 | Fair |
| Route 2 Eastbound over Wall Street | 1966 | 14,100 | Fair |
| Route 16 over Route 2 | 1966 | 14,000 | Fair |
| Route 2 Eastbound over SR 608 Nwch/clchst | 1961 | 13,700 | Fair |
| Interstate-95 NB over Route 2 | 1964 | 13,600 | Fair |
| Interstate-95 NB over Route 49 | 1964 | 13,600 | Fair |
| Interstate-95 NB over Shunock River | 1964 | 13,600 | Good |
| Route 2 Eastbound over Route 163 | 1961 | 13,400 | Fair |
| Route 2 Westbound over SR 608 Nwch/clchst | 1961 | 13,300 | Fair |
| Interstate-95 SB over Route 2 | 1964 | 13,200 | Fair |
| Interstate-95 SB over Route 49 | 1964 | 13,200 | Fair |
| Interstate-95 SB over Shunock River | 1970 | 13,200 | Good |
| Ri 78 West By-pass over Pawcatuck River | 1974 | 13,100 | Fair |
| Route 184 over Great Brook | 1945 | 12,900 | Fair |
| Route 2 Eastbound over Camp Moween Road | 1970 | 12,900 | Good |
| Route 2 Westbound over Fitchvlle Pond&bozrah St | 1961 | 12,900 | Fair |
| Route 2 over Prov & Worc Railroad | 1941 | 12,900 | Fair |
| Route 2 over Shetucket River | 1938 | 12,900 | Fair |
| US Route 1 over Poquonock River | 1994 | 12,900 | Fair |
| Rtes 82 WB & 32 SB over SR 646 Yantic Rv Necrr | 1984 | 12,500 | Fair |
| US ROUTE 1 (Boston over Interstate-95 | 1958 | 12,500 | Fair |
| US Route 1 over Latimer Brook | 1984 | 12,400 | Good |
| Route 2 Westbound over Route 163 | 1961 | 11,900 | Fair |
| Route 2 Westbound over Camp Moween Road | 1970 | 11,800 | Fair |
| Route 32 over New England Central RR. | 1941 | 11,800 | Poor |
| Route 2 over Shetucket River | 1959 | 11,700 | Good |
| Route 2 over Shunock River | 1959 | 11,600 | Fair |
| Route 2 Eastbound over Route 11 Northbound | 1966 | 11,200 | Fair |
| Route 2 Eastbound over Route 85 | 1966 | 11,200 | Poor |
| US Route 1 over Stony Brook | 2013 | 11,200 | Good |
| Howard Street over Brook | 1975 | 11,100 | Fair |
| Route 32 over Oxoboxo Brook | 1927 | 11,100 | Fair |
| Route 213 over Amtrak Railroad | 1930 | 11,000 | Good |
| US Route 1 over Mystic River | 1922 | 11,000 | Fair |
| US Route 1 over Fort Hill Brook | 1963 | 10,900 | Fair |
| Route 82 Eastbound over Yantic River | 1990 | 10,800 | Fair |
| US Route 1 over Latimers Brook | 1985 | 10,800 | Fair |
| Route 349 over Poquonnock Road | 1966 | 10,700 | Fair |
| US Route 1 over Niantic River | 2017 | 10,600 | Good |
| Route 32 SB over Williams Street No 1 | 1975 | 10,500 | Fair |
| SR 908 Colman St over I-95 SR 623 & N SR 624 | 1973 | 10,300 | Fair |
| I-95 Ramp 313 over Amtrak Railroad | 1943 | 10,100 | Fair |
| Route 2 Westbound over Route 85 | 1966 | 10,100 | Fair |
| New London Tpke over Trading Cove Brook | 1965 | 9,964 | Fair |
| Cross Road over Interstate-95 | 2005 | 9,800 | Good |
| Rt 82EB & Rt 32NB over Nec RR & Yantic River | 1986 | 9,800 | Fair |
| SR 693 Southbound over Interstate-395 NB | 1958 | 9,500 | Fair |
| SR 693 NB over Route 32 | 1958 | 9,300 | Fair |
| SR 614 over Interstate-95 | 1964 | 9,000 | Fair |
| Route 2 over Lake of Isles Drive | 2009 | 8,900 | Good |
| Route 2 over SR 680 {mgm Grand Dr} | 2009 | 8,900 | Good |
| US Route 1 over Pequotsepos Cove | 1994 | 8,900 | Fair |
| SR 642 over New England Central RR | 1937 | 8,400 | Good |
| SR 642 over Yantic River | 1938 | 8,400 | Fair |
| Route 349 SB over Amtrak Railroad | 1966 | 8,300 | Good |
| Route 12 over Pachaug River - P & W RR | 1930 | 8,200 | Fair |
| Route 12 over Quinebaug River | 1930 | 8,200 | Fair |
| Route 156 over Bride Brook | 1994 | 8,200 | Good |
| Route 11 NB over SR 637 (lake Hayward Rd) | 1972 | 8,100 | Fair |
| Route 2 over Milltown Road | 2009 | 8,100 | Good |
| Route 2 over Route 2 Ramps | 2009 | 8,100 | Good |
| US Route 1 over Jordan Brook | 1916 | 8,100 | Good |
| Route 12 over Poquetanuck Cove | 1990 | 7,900 | Fair |
| Route 349 NB over Amtrak Railroad | 1966 | 7,900 | Good |
| Route 164 over Interstate 395 | 1958 | 7,700 | Fair |
| Route 32 over Stony Brook | 1927 | 7,700 | Fair |
| Route 156 over Lieutenant River | 1961 | 7,600 | Fair |
| I-95 NB Tr 819 over SR 641 | 1975 | 7,500 | Fair |
| New London Tpke over Yantic River | 1963 | 7,400 | Poor |
| Route 138 over Pachaug River | 1953 | 7,400 | Good |
| US Route 1 over Lieutenant River | 1941 | 7,400 | Fair |
| Route 32 SB over I-95 US 1 NB SR 623&641 | 1974 | 7,300 | Fair |
| US Route 1 over Pattagansett River | 2017 | 7,300 | Good |
| Route 138 over Interstate-395 | 1958 | 7,200 | Fair |
| SR 641 over Route 32 | 1973 | 7,200 | Fair |
| US Route 1 over Quiambaug Cove | 1960 | 7,000 | Fair |
| Route 2 over Route 78 Eastbound | 1975 | 6,900 | Fair |
| Route 156 over Niantic River & Local Rd | 1991 | 6,700 | Fair |
| Route 164 over Broad Brook | 1940 | 6,700 | Good |
| Vauxhall St Ext over I-95 SR 623 & SR 624 | 1960 | 6,621 | Fair |
| US Route 1 over Quanaduck Cove | 1960 | 6,600 | Fair |
| US Route 1 over Stony Brook | 2013 | 6,500 | Good |
| Route 163 over Oxoboxo Brook | 2001 | 6,400 | Fair |
| Route 32 Ramp 002 over Interstate 95 & SR 623 | 1973 | 6,400 | Fair |
| Route 138 over Denison Brook | 1934 | 6,200 | Fair |
| Route 156 over Amtrak Railroad | 1961 | 6,200 | Fair |
| Route 156 over Duck River | 1961 | 6,200 | Fair |
| US Route 1 NB over I-95 Ramp 310 SR 641 SB | 1973 | 6,100 | Poor |
| Fairview Avenue over Prov & Worc Railroad | 2002 | 5,900 | Fair |
| US Route 1 over Quanaduck Cove | 2013 | 5,700 | Good |
| US Route 1 over Stream | 1939 | 5,700 | Fair |
| Route 163 over Oxoboxo Brook | 1993 | 5,600 | Good |
| SR 635 over Rt 32+RAMP 3 I-95 Tr 817 | 1973 | 5,600 | Fair |
| Stillman Avenue over Pawcatuck River | 1953 | 5,562 | Fair |
| Route 138 over Pachaug River | 1953 | 5,500 | Fair |
| Route 156 over Black Hall River | 1936 | 5,400 | Fair |
| Route 85 over Judd Brook | 1925 | 5,400 | Fair |
| Sherman Street over Yantic River | 2024 | 5,400 | Good |
| Sherman Street over Yantic River | 2024 | 5,400 | Good |
| Buddington Road over Hempstead Brook | 1965 | 5,244 | Fair |
| Route 234 over Anguilla Brook | 2018 | 5,200 | Good |
| Route 2A over Crowley Brook | 1989 | 5,200 | Good |
| Route 49 over Shunock River | 1954 | 5,200 | Fair |
| Drozdyk Drive over Brook | 1990 | 5,100 | Good |
| Four Mile River Rd over Interstate-95 | 1958 | 5,100 | Fair |
| Route 149 over Jeremy River | 1999 | 5,100 | Fair |
| Route 97 over Byron Brook | 2012 | 5,100 | Good |
| SR 637 over Cabin Brook | 1971 | 5,100 | Fair |
| Route 12 over Shetucket River | 1939 | 5,000 | Fair |
| I-95 NB Ramp 277 over Stony Brook | 1964 | 4,900 | Good |
| Route 32 NB over Williams Street No 1 | 1975 | 4,900 | Fair |
| Route 12 over Prov & Worc Railroad | 1930 | 4,800 | Fair |
| Route 11 NB over Eight Mile River | 1971 | 4,700 | Fair |
| Route 11 SB over Eight Mile River | 1971 | 4,700 | Fair |
| Rt 2A Ramp 005 007 over Route 2A | 1996 | 4,600 | Fair |
| Route 213 over Amtrak Railroad | 1960 | 4,400 | Fair |
| Old Kings Hwy N #1 over Interstate-95 | 1952 | 4,300 | Good |
| Ashland Street over Pachaug River | 1951 | 4,214 | Fair |
| Alpha Avenue over Amtrak RR & Local Roads | 1940 | 4,200 | Poor |
| I-95 SB Tr 822 over Interstate-95 NB | 1964 | 4,200 | Fair |
| Route 11 NB over Witch Meadow Road | 1971 | 4,200 | Fair |
| Route 184 over Shunock River | 2014 | 4,200 | Good |
| Cross Road over Jordan Brook | 1987 | 4,082 | Fair |
| Route 207 over Susquetonscut Brook | 1990 | 4,000 | Good |
| Mill Hill Road over Route 2 | 1967 | 3,933 | Fair |
| RT138 & Lincoln Sq over Abandoned Canal | 1946 | 3,900 | Fair |
| Route 138 over Pachaug River | 1946 | 3,900 | Fair |
| Route 354 over Route 2 | 1966 | 3,900 | Fair |
| Route 85 over Harris Brook | 1987 | 3,900 | Good |
| Mosher Street over Amtrak Railroad | 1936 | 3,750 | Good |
| I-95 SB Tr 821 over I-95 NB & I-95 SB Tr 822 | 1966 | 3,700 | Fair |
| Montauk Avenue over Amtrak Railroad | 1980 | 3,700 | Fair |
| Route 184 over Whitford Brook | 2010 | 3,700 | Good |
| Route 207 over Beaver Brook | 1941 | 3,700 | Fair |
| US Route 1 over Brook | 2016 | 3,700 | Good |
| US Route 1 over Four Mile River | 1982 | 3,700 | Fair |
| Ssr 449 over Interstate-95 | 1958 | 3,600 | Fair |
| White Rock Rd over Pawcatuck River | 1996 | 3,502 | Good |
| Route 11 SB over Witch Meadow Road | 1971 | 3,500 | Fair |
| Wawecus Street over Yantic River | 1959 | 3,500 | Good |
| Groton Long Point over Amtrak Railroad | 1961 | 3,401 | Fair |
| Route 82 over Swamp Brook | 2021 | 3,400 | Good |
| SR636 Briggs St over I-95&sr623+641&i-95 310 | 1973 | 3,400 | Fair |
| Beach Road over Bride Brook | 1987 | 3,323 | Good |
| Beach Road over Bride Brook | 1992 | 3,323 | Good |
| Route 156 over Amtrak Railroad | 1957 | 3,300 | Fair |
| Route 82 over East Br Eight Mile River | 2021 | 3,300 | Good |
| Vauxhall Street Ex over Interstate-395 | 1957 | 3,300 | Fair |
| Eighth Street over Canal-shetucket River | 1964 | 3,200 | Fair |
| Eighth Street over Shetucket River | 1937 | 3,200 | Fair |
| Meridian St Ext over Amtrak Railroad | 1992 | 3,200 | Good |
| Route 11 SB over SR 637 (lake Hayward Rd) | 1972 | 3,200 | Fair |
| Route 87 over Ten Mile River | 1990 | 3,200 | Good |
| SR 608 over Yantic River | 1934 | 3,200 | Fair |
| SR 636 NB over Route 32 & I-95SB Tr 817 | 1973 | 3,200 | Fair |
| Route 117 over Indian Town Brook | 2001 | 3,000 | Good |
| Route 161 over Latimers Brook | 1984 | 3,000 | Fair |
| Route 32 NB over I-95 US 1 NB SR 623&641 | 1974 | 3,000 | Poor |
| Route 49 over Pachaug River | 1934 | 3,000 | Fair |
| Route 97 over Beaver Brook | 1939 | 3,000 | Good |
| Route 156 over Beaver Brook | 1988 | 2,900 | Good |
| Route 207 over Beaver Brook | 1991 | 2,900 | Fair |
| Route 32 NB over I-95 SB Tr 818 | 1973 | 2,900 | Fair |
| Route 97 over Cold Brook | 2020 | 2,900 | Fair |
| Columbus Avenue over Amtrak Railroad | 1967 | 2,800 | Fair |
| Route 156 over Four Mile River | 1982 | 2,800 | Poor |
| Route 207 over Beaver Brook | 1938 | 2,800 | Poor |
| Society Road over Interstate 95 | 2015 | 2,800 | Good |
| Bozrah Street Ext over Fitchville Pond | 1930 | 2,734 | Good |
| Route 156 over Eight Mile River | 1986 | 2,700 | Good |
| Route 16 over Bartlett Brook | 1948 | 2,700 | Good |
| Ssr 437 over Winthrop Cove | 1973 | 2,700 | Good |
| US Route 1A over Lamberts Cove | 1995 | 2,700 | Fair |
| Chapman Avenue over Brandegee Lake | 1980 | 2,652 | Fair |
| Route 207 over Beaver Brook | 1940 | 2,600 | Fair |
| SR 649 over Brook | 1966 | 2,600 | Fair |
| SR 660 over Little River | 1990 | 2,600 | Good |
| SR 660 over Shetucket River | 1939 | 2,600 | Fair |
| Route 156 over E Branch Eight Mile Rv | 1988 | 2,500 | Good |
| Route 163 over Pearsons Brook | 1925 | 2,500 | Fair |
| Route 165 over Glasgo Pond | 1934 | 2,500 | Fair |
| Route 97 over Abandoned Canal | 1967 | 2,400 | Fair |
| Route 97 over Shetucket River | 1941 | 2,400 | Fair |
| Industrial Park Rd over Pattagansett River | 1968 | 2,348 | Fair |
| Chestnut Hill Road over Route 2 | 1966 | 2,300 | Fair |
| Dr Foote Road over Route 2 Eastbound | 1966 | 2,273 | Fair |
| Dr Foote Road over Route 2 Westbound | 1966 | 2,273 | Fair |
| Masons Island Road over Amtrak Railroad | 1996 | 2,210 | Fair |
| Town Woods Road over Mill Brook | 1982 | 2,206 | Fair |
| Bridge St #1 over Amtrak | 1936 | 2,200 | Fair |
| Flanders Road over Interstate-95 SB | 1964 | 2,200 | Fair |
| Route 207 over Cabin Brook | 1935 | 2,100 | Fair |
| Route 354 over Deep River Brook | 1961 | 2,100 | Good |
| Groton Long Pt Rd over Palmer Cove | 1935 | 2,025 | Poor |
| Route 165 over Pachaug Pond | 2014 | 2,000 | Good |
| Route 169 over Shetucket River | 1938 | 2,000 | Fair |
| SR 612 over Fitchville Pond | 2002 | 2,000 | Fair |
| Route 82 over Roaring Brook | 1982 | 1,900 | Fair |
| Jordan Cove Road over Jordan Cove | 1937 | 1,871 | Good |
| Fairhaven Road over Pattagansett River | 1970 | 1,802 | Fair |
| Wisconsin Avenue over Elisha Brook | 1975 | 1,800 | Fair |
| Noank-ledyard Road over Interstate-95 | 1964 | 1,774 | Fair |
| Glenwood Avenue over Alewife Cove | 1980 | 1,768 | Good |
| Flanders Road over Interstate-95 NB | 1964 | 1,700 | Fair |
| Route 163 over Oakdale Brook | 2014 | 1,700 | Good |
| Mile Creek Road over Blackhall River | 1955 | 1,600 | Good |
| Old Hartford Road over Jeremy River | 1998 | 1,600 | Fair |
| Route 163 over Oxoboxo Brook | 1925 | 1,600 | Poor |
| Route 49 over Pendleton Hill Brook | 2019 | 1,600 | Good |
| Route 49 over Wyassup Brook | 2021 | 1,600 | Good |
| SR 616 over Bartlett Brook | 2014 | 1,600 | Good |
| SR 616 over Brook | 2014 | 1,600 | Good |
| SR 616 over Gillett Brook | 1923 | 1,600 | Good |
| SR 616 over Sherman Brook | 1987 | 1,600 | Fair |
| Murphy Road over Susquetonscut Brook | 2001 | 1,550 | Fair |
| Pink Row Road over Oxoboxo Brook | 1960 | 1,500 | Fair |
| Route 216 over Green Falls River | 1949 | 1,500 | Good |
| SR 617 over Shunock River | 1970 | 1,500 | Good |
| Scotland Road over Interstate-395 | 1958 | 1,500 | Fair |
| Route 234 over Interstate-95 Northbound | 1964 | 1,400 | Fair |
| Route 234 over Interstate-95 Southbound | 1964 | 1,400 | Fair |
| Military Highway over Long Cove | 1999 | 1,300 | Good |
| Military Highway over Mill Cove | 1997 | 1,300 | Fair |
| Route 201 over Pachaug River | 1989 | 1,300 | Fair |
| Unger Road over Hunts Brook | 1991 | 1,300 | Good |
| Scott Hill Road over Yantic River | 1970 | 1,273 | Fair |
| Bashon Hill Road over Route 2 | 1961 | 1,272 | Fair |
| Norman Road over Interstate-395 | 1958 | 1,217 | Fair |
| Greenhaven Road over Amtrak Railroad | 1926 | 1,200 | Fair |
| SR 608 over Yantic River | 1941 | 1,200 | Fair |
| Waterman Road over Pease Brook | 1965 | 1,200 | Fair |
| Sill Lane #1 over Mill Brook | 1982 | 1,196 | Fair |
| Main Street over Shunock River | 2012 | 1,133 | Good |
| Palmer Neck Road over Amtrak Railroad | 1926 | 1,100 | Fair |
| Preston Allen Road over Interstate-395 | 1958 | 1,091 | Fair |
| Whippoorwill Road over Interstate-95 | 1958 | 1,081 | Fair |
| Riverside Drive over Prov & Worc Railroad | 1988 | 1,060 | Fair |
| Bridge Street over Oxoboxo Brook | 1920 | 1,056 | Fair |
| Pleasant Street over Yantic River | 1969 | 1,027 | Good |
| Highland Avenue over Alewife Cove | 1975 | 1,024 | Fair |
| Bia Route 407 over Unknown Stream | 1993 | 1,000 | Good |
| Bia Rte 407 over Unnamed Stream | 1993 | 1,000 | Good |
| Entrance to Mall L over Unnamed Stream | 2006 | 1,000 | Good |
| Entrance to Mall over Unnamed Stream | 2006 | 1,000 | Fair |
| Mall Loading Docks over Unnamed Stream | 2006 | 1,000 | Good |
| Pequot Trail over Unnamed Stream | 1993 | 1,000 | Good |
| Pequot Trail over Unnamed Stream | 1993 | 1,000 | Good |
| SR 608 over Yantic River | 1926 | 1,000 | Fair |
| Route 216 over Green Falls River | 1965 | 900 | Fair |
| Route 216 over Spaulding Brook | 2009 | 900 | Fair |
| Route 138 over Little River | 1966 | 850 | Fair |
| Tobacco Street over Ten Mile River | 2010 | 850 | Good |
| Darling Road over Eight Mile River | 1935 | 836 | Fair |
| SR 660 over Brook | 1990 | 800 | Good |
| Goshen Hill Road # over Bartlett Brook | 2003 | 775 | Good |
| Eagle View Garage over Rock Ledge | 1999 | 750 | Fair |
| Indian Summer Park over Mohegan Sun Blvd | 2001 | 750 | Fair |
| Indian Summer Self over Garden | 2002 | 750 | Good |
| Mohegan Sun Blvd over Riverview Garage Exit Ro | 1999 | 750 | Fair |
| Wawecus Hill Road over Interstate-395 | 1958 | 750 | Fair |
| Jeremy Hill Road over Assekonk Brook | 1986 | 721 | Good |
| Norman Road over Pachaug River | 2019 | 719 | Good |
| Old Mill Road over Hunts Brook | 1940 | 717 | Fair |
| River Road over Choate Brook | 1939 | 714 | Fair |
| Gales Ferry Road over Ledyard Reservoir Ovfl | 1954 | 702 | Fair |
| Lawler Lane over Interstate-395 | 1958 | 700 | Poor |
| North Anguilla Roa over Interstate 95 SB | 1964 | 697 | Fair |
| North Anguilla Roa over Interstate-95 NB | 1964 | 696 | Fair |
| Noyes Avenue No. 1 over Amtrak Railroad | 1987 | 687 | Fair |
| Potash Hill Road over Little River | 1938 | 684 | Good |
| West Road over Route 11 Northbound | 1972 | 684 | Fair |
| Bloomingdale Road over Hunts Brook | 1970 | 678 | Fair |
| West Road over Route 11 Southbound | 1971 | 672 | Good |
| Taylor Hill Road over Interstate-395 | 1958 | 645 | Poor |
| Moxley Road over Interstate-395 | 1958 | 616 | Fair |
| Route 2 EB Ramp over Route 2 | 2008 | 600 | Good |
| Old Jewett City Rd over Broad Brook | 1955 | 577 | Good |
| Sheldon Road over Doanville Pond | 2020 | 551 | Good |
| Scott Hill Road #1 over Route 2 | 1971 | 550 | Fair |
| So Anguilla Road over Anguilla Brook | 1940 | 550 | Fair |
| Cranberry Pond Rd over Interstate 395 | 1958 | 537 | Poor |
| Edmund Road over Pachaug River | 2013 | 529 | Good |
| Comstock Bridge Rd over Dickerson Creek | 1978 | 520 | Fair |
| Bishop Road over Gardner Brook | 2001 | 495 | Fair |
| Forge Hill Road over Pachaug River | 1920 | 482 | Poor |
| Cato Corner Road over Pine Brook | 1990 | 468 | Fair |
| Goshen Hill Road over Pease Brook | 2003 | 468 | Good |
| Mell Road over Interstate-395 | 1958 | 468 | Fair |
| Parkway South over Jordan Brook | 1964 | 468 | Good |
| Sunnyside Street over Yantic River | 1908 | 465 | Fair |
| Ross Hill Road over Prov & Worc Railroad | 1963 | 458 | Fair |
| Joshuatown Road over Eight Mile River | 1936 | 450 | Fair |
| Button Ball Road over Amtrak Railroad | 1933 | 440 | Good |
| Mill Hill Road over Meadow Brook | 1979 | 433 | Fair |
| Camp Moween Road over Yantic River | 2002 | 422 | Good |
| Salem Road over East Br Eight Mile River | 1991 | 421 | Poor |
| Prospect Hill Road over Meadow Brook | 1965 | 416 | Fair |
| Oliver Road over Pease Brook | 2008 | 404 | Good |
| Stanton Road over Yantic River | 1957 | 401 | Fair |
| Stanton Hill Rd Ex over Yantic River | 1963 | 400 | Good |
| Sill Lane #2 over Mill Brook | 1982 | 389 | Fair |
| Bitgood Road over Pachaug River | 2011 | 371 | Good |
| River Road over Blackledge River | 1975 | 357 | Fair |
| Bitgood Road over Hopeville Pond | 2014 | 354 | Good |
| Mount Archer Road over Eight Mile River | 1966 | 350 | Good |
| Ssr 437 over NE Central RR & Driveway | 1990 | 350 | Fair |
| Ssr 437 over New England Central RR | 1987 | 350 | Fair |
| Day Hill Road over Roaring Brook | 1989 | 348 | Fair |
| Grassy Hill Road over Latimer Brook | 1940 | 347 | Fair |
| Colony Road over Latimer Brook | 1982 | 328 | Poor |
| Rocco Drive over Latimer Brook | 2006 | 320 | Good |
| Route 148 over Whalebone Creek | 1928 | 300 | Good |
| Gager Road over Gardner Brook | 1984 | 271 | Fair |
| Lily Pond Road over Prov & Worc Railroad | 1990 | 270 | Fair |
| Parkwood Road over Little River-hanover Res | 1929 | 270 | Fair |
| Egret Road over Latimer Brook | 2005 | 265 | Good |
| Hoxie Road over Hoxie Brook | 2007 | 242 | Good |
| Meeting Hse Hll Rd over Susquetonscut Brook | 1940 | 214 | Fair |
| Chapman Drive over Latimer Brook | 1979 | 204 | Good |
| Boom Bridge Road over Interstate-95 | 1964 | 179 | Fair |
| Macintosh Road over Eight Mile River | 2023 | 178 | Good |
| Prospect Hill Road over Route 2 | 1959 | 162 | Poor |
| Cirillo Drive over Brook | 2005 | 152 | Fair |
| Taylor Bridge Road over Bartlett Brook | 2013 | 151 | Good |
| Mall Loading Dock over Unnamed Stream | 2014 | 150 | Good |
| Parks Road over Broad Brook | 1900 | 148 | Fair |
| Flat Rock Hill Rd over Interstate-95 | 1958 | 143 | Good |
| Miller Pond Road over Interstate-395 | 1957 | 138 | Fair |
| Town Farm Road over Williams Brook | 1988 | 124 | Good |
| Cook Town Road over Brook | 1988 | 122 | Fair |
| Goshen Hill Road over Exeter Brook | 2021 | 118 | Good |
| Maplewood Court over Gardner Brook | 2008 | 118 | Good |
| Hill Top Road over South Bride Brook Road | 1962 | 110 | Fair |
| Cold Spring Road over Haleys Brook | 2002 | 104 | Good |
| Boom Bridge Road over Pawcatuck River | 1968 | 102 | Good |
| Entrance to Mgm Ga over Unnamed Stream | 2006 | 100 | Good |
| Hurlbutt Road over Prov & Worc Railroad | 1989 | 82 | Fair |
| Jones Road over Ten Mile River | 2002 | 59 | Fair |
| Trading Cove Road over Unnamed Creek | 2001 | 50 | Good |
| Paper Mill Road over Jeremy River | 1987 | 36 | Good |
| Maplewood Cem Br over Interstate-395 | 1958 | 12 | Fair |
| Route 11 NB over Route 82 | 1972 | – | Fair |
| Route 11 SB over Route 82 | 1972 | – | Fair |