| I-91 Tr 806 over Interstate-91 | 1972 | 7,200 | Fair |
| Route 114 over Wepawaug River | 1996 | 7,200 | Good |
| Route 114 over Wepawaug River | 1936 | 7,200 | Good |
| Route 71 over Harbor Brook | 2012 | 7,200 | Good |
| Ssr 450 over Amtrak & Scotland Road | 1957 | 7,200 | Fair |
| State Street over Mill River | 2016 | 7,200 | Good |
| Bradley Avenue over Harbor Brook | 2006 | 7,100 | Good |
| Howard Avenue over Metro North Railroad | 1920 | 7,100 | Fair |
| I-84 EB Exit 23 on over I-84 EB Exit 25 Off Ramp | 2018 | 7,100 | Good |
| I-84 EB Tr 806 over I-84 WB & I-84 Tr 202 | 1965 | 7,100 | Fair |
| I-84 Tr 806 over I84 Tr 808 809 Riverside | 1965 | 7,100 | Fair |
| Ocean Avenue #1 over Cove River | 1935 | 7,100 | Fair |
| Pine Orchard Road over Branford River | 1960 | 7,100 | Fair |
| Route 42 over Naugatuck River and Mnrr | 1966 | 7,100 | Fair |
| Route 80 over West River | 1934 | 7,100 | Fair |
| US Route 1 over Metro North Railroad | 1900 | 7,100 | Fair |
| Blake Street over West River | 1995 | 7,000 | Fair |
| Blake Street over Wintergreen Brook | 1939 | 7,000 | Fair |
| Route 172 over Pomperaug River | 1939 | 7,000 | Fair |
| Rubber Avenue over Long Meadow Pond Brook | 1983 | 7,000 | Good |
| Route 40 NB over I-91 & Tr 806 Rte 40-007 | 1972 | 6,900 | Fair |
| I-91 Ramp 132 over I-91 Ramp 135 & Amtrak | 1965 | 6,800 | Fair |
| Hanover Street over Harbor Brook | 1930 | 6,700 | Fair |
| Route 68 over Ten Mile River | 1987 | 6,700 | Good |
| Porter Avenue over Hop Brook | 1940 | 6,650 | Fair |
| Route 322 over Mad River | 1997 | 6,600 | Fair |
| Route 114 over Race Brook | 2016 | 6,500 | Good |
| Route 337 over Interstate-95 | 2006 | 6,500 | Good |
| Hall Avenue over Amtrak Railroad | 1946 | 6,400 | Fair |
| Hillhouse Avenue over Farmington Canal Greenwa | 1910 | 6,400 | Good |
| Old Grassy Hill Rd over Wepawaug River | 1941 | 6,400 | Fair |
| Route 22 over Branford River | 1928 | 6,400 | Good |
| Route 22 over Munger Brook | 1928 | 6,400 | Fair |
| SR 796 Ramp 001 over Meadow Street | 1941 | 6,200 | Good |
| Woodward Avenue over Interstate-95 | 2006 | 6,200 | Good |
| Center Street over Harbor Brook | 1871 | 6,186 | Poor |
| Washington Ave #3 over Naugatuck River | 1956 | 6,100 | Fair |
| Washington Ave. #3 over Mad River | 1906 | 6,000 | Fair |
| Woodin Street over Route 15 | 1949 | 6,000 | Fair |
| Yale Avenue over Route 15 | 1947 | 6,000 | Fair |
| Gulf Street over Gulf Pond | 2006 | 5,900 | Good |
| Kirkham Street over Amtrak Railroad | 1892 | 5,900 | Fair |
| Route 146 over Branford River | 1996 | 5,900 | Good |
| Route 67 over Pomperaug River | 1958 | 5,900 | Fair |
| SR 736 - Buckingha over Gulf Pond | 1951 | 5,900 | Poor |
| SR 796 over Meadow Street | 1940 | 5,900 | Fair |
| Ssr 453 over Mill River | 1936 | 5,900 | Fair |
| Wheelers Farms Rd. over SR 796 | 1941 | 5,900 | Good |
| Route 121 over Wepawaug River | 1984 | 5,800 | Good |
| SR 796 Westbound over Wellington Road Ext. | 1992 | 5,800 | Fair |
| Christian Street over Catlin Brook | 2007 | 5,700 | Good |
| I-91 N.B. Ramps over Willow Brook | 1964 | 5,700 | Fair |
| Route 22 over Route 40 | 1976 | 5,700 | Fair |
| Seymour Avenue over Route 8 | 1952 | 5,700 | Fair |
| Hamden Hills Drive over Shepard Brook & RR Trail | 1991 | 5,690 | Fair |
| Chapel Street over Mill River | 1992 | 5,600 | Fair |
| Church St South #2 over N Haven Interlock Amtrak | 2003 | 5,600 | Good |
| Route 15 Ramp 148 over Willow Brook | 1964 | 5,600 | Fair |
| Route 69 over Sargent River | 1988 | 5,600 | Good |
| York Street over Parking Garage | 1980 | 5,600 | Fair |
| Ferry Street over Quinnipiac River | 1940 | 5,500 | Fair |
| I-84 EB Exit 25 Ra over Mad River | 2018 | 5,500 | Good |
| I-84 EB Exit 25 of over Mad River | 2018 | 5,500 | Good |
| I-95 Tr 812 over I95 I91 SR724EB TR801 | 2011 | 5,500 | Good |
| Route 100(MAIN St) over Farm River | 1900 | 5,500 | Fair |
| Route 146 over West River | 1910 | 5,500 | Poor |
| SR 796 over US Route 1 | 1941 | 5,500 | Fair |
| School Ground Road over Notch Hill Brook | 1941 | 5,500 | Good |
| Route 77 over West River | 1988 | 5,400 | Good |
| Bullet Hill Road over Interstate 84 & Ramp 40 | 1963 | 5,324 | Fair |
| Camp Street over Amtrak Railroad | 1899 | 5,300 | Fair |
| I-84 Ramp 201 over I-84 Ramp 198 & Bank St | 1965 | 5,300 | Fair |
| Brook Street over Wilmot Brook | 1950 | 5,200 | Good |
| I-84 Ramp 169 over I-84 Tr 805 & 808 | 1966 | 5,100 | Fair |
| Route 8 Ramp 077 over Bank Street | 1965 | 5,100 | Fair |
| Spring Street over West River | 1999 | 5,100 | Fair |
| Paddock Avenue over Route 15 | 1946 | 5,000 | Fair |
| Route 243 over Wepawaug River | 1993 | 5,000 | Good |
| Route 8 Ramp 063 over Naugatuck River Flood Pl | 1960 | 5,000 | Fair |
| Oregon Road over Quinnipiac River | 1963 | 4,900 | Poor |
| Preston Avenue over Route 66 | 1965 | 4,900 | Fair |
| South Elm Street over I-84 & Mcmahon Street | 1965 | 4,900 | Fair |
| Mather Street over Farmington Canal Greenwa | 1942 | 4,800 | Fair |
| Route 322 over Lindsley Brook | 2013 | 4,800 | Good |
| Stevens Avenue over Interstate 95 | 1957 | 4,727 | Fair |
| East Johnson Ave over Quinnipiac River | 2016 | 4,700 | Good |
| I-91 Ramp 139 over No Notable Feature | 1965 | 4,700 | Fair |
| Cook Hill Road over Mill River | 1990 | 4,600 | Good |
| I-84 Ramp 198 over No Notable Feature | 1967 | 4,600 | Fair |
| Prospect Street over Farmington Canal Greenwa | 1929 | 4,600 | Fair |
| Route 77 over Menunkatuck River | 1990 | 4,600 | Good |
| Route 80 over Hammonasset River | 1934 | 4,600 | Fair |
| SR 702 over Interstate-91 Southbound | 1965 | 4,600 | Fair |
| Defco Park Road over Amtrak Railroad | 1961 | 4,570 | Good |
| Poverty Road over Pomperaug River | 1967 | 4,551 | Fair |
| Pond Hill Road over Wharton Brook | 1900 | 4,525 | Fair |
| Crown Street over Church Street Tunnel | 1963 | 4,500 | Fair |
| I-84 WB Exit 25A over Beaver Pond Brook | 2006 | 4,500 | Good |
| Old Tavern Road over Silver Brook | 2000 | 4,500 | Good |
| Route 77 over Brook | 2011 | 4,500 | Good |
| Chapel Street #1 over West River | 1991 | 4,400 | Fair |
| Route 188 over Long Swamp Brook | 1944 | 4,400 | Fair |
| Whitney Avenue over Farmington Canal Greenwa | 1885 | 4,400 | Fair |
| East Ramsdell St over West River | 1951 | 4,326 | Fair |
| Falls Avenue over Steele Brook | 1940 | 4,300 | Fair |
| Heritage Road over Pomperaug River | 1971 | 4,300 | Fair |
| I-91 NB Ramp 141 over I-91 NB Ramp 140 | 1965 | 4,300 | Fair |
| Route 150 over Muddy River | 1938 | 4,300 | Good |
| Spring Road over Five Mile Brook | 1936 | 4,300 | Good |
| Spring Road over Muddy River | 1954 | 4,300 | Good |
| I-84 Tr 808 over Route 8 SB & Ramp 129 | 1966 | 4,200 | Poor |
| Lane Street over Wilmot Brook | 1949 | 4,200 | Fair |
| Route 188 over Eight Mile Brook | 1991 | 4,200 | Good |
| Route 22 over Mill River | 2002 | 4,200 | Good |
| Temple Street over Farmington Canal Greenwa | 1900 | 4,200 | Fair |
| Harrison Road over Interstate-91 | 1965 | 4,100 | Fair |
| Humphrey Street over Mill River | 1908 | 4,100 | Poor |
| Huntingdon Avenue over Steele Brook | 1935 | 4,100 | Fair |
| I-91 NB Ramp 140 over Mill River | 1965 | 4,100 | Fair |
| Leetes Island Road over Interstate-95 | 2003 | 4,100 | Good |
| Quarry Road over Interstate-95 | 1958 | 4,100 | Poor |
| Route 67 over Transylvania Brook | 1989 | 4,100 | Fair |
| Hartford Tpke #1 over Route 15 | 1947 | 4,000 | Fair |
| I-84 WB Exit 24 on over Mad River | 2018 | 4,000 | Good |
| Cheshire Street over Quinnipiac River | 1957 | 3,962 | Fair |
| W Johnson Avenue over Ten Mile River | 1987 | 3,911 | Good |
| Route 172 over Transylvania Brook | 1935 | 3,900 | Fair |
| Bradley Road over West River | 1999 | 3,890 | Good |
| Lamberton Street over Metro North Railroad | 1907 | 3,865 | Fair |
| Indian Neck Avenue over Branford River | 1991 | 3,860 | Fair |
| Blatchley Avenue over Amtrak Railroad | 1989 | 3,850 | Good |
| Bassett Road over Interstate-91 | 2017 | 3,800 | Good |
| I-84 Ramp 202 over Bank Street | 1965 | 3,800 | Fair |
| Ridge Road # 1 over Route 15 | 1949 | 3,800 | Fair |
| River Road over Pomperaug River | 1962 | 3,800 | Fair |
| Route 142 over Farm River | 1942 | 3,800 | Fair |
| Naugatuck Avenue over Metro North Railroad | 1929 | 3,790 | Poor |
| Long Hill Road over Spinning Mill Brook | 2018 | 3,700 | Good |
| Treadwell Street over Farmington Canal Greenwa | 1946 | 3,700 | Fair |
| Knotter Drive over Judd Brook | 1971 | 3,638 | Good |
| East Street over Amtrak Railroad | 1906 | 3,600 | Fair |
| Marion Road over Interstate 84 | 1961 | 3,600 | Fair |
| Willow Street over I91 Rmps 139&141 Mill Rv | 1965 | 3,600 | Fair |
| Higgins Road over Willow Brook | 1991 | 3,564 | Good |
| Ward St Extension over Wharton Brook | 1991 | 3,530 | Good |
| East Liberty St over Mad River | 1907 | 3,500 | Good |
| Route 152 over Race Brook | 1983 | 3,500 | Good |
| SR 710 over Fulling Mill Brook | 1998 | 3,500 | Good |
| Beach Street over CSX Railroad | 1978 | 3,435 | Good |
| Howard Avenue over Interstate-95 | 2010 | 3,400 | Good |
| Nichols Road over Mad River | 1935 | 3,340 | Fair |
| Nichols Road over Mad River | 1935 | 3,340 | Fair |
| River Road #1 over Interstate 84 | 1978 | 3,335 | Fair |
| Naugatuck Avenue over Metro North Railroad | 1913 | 3,300 | Fair |
| North Wall Street over Interstate-691 | 1965 | 3,300 | Fair |
| Upper State Street over Route 15 | 1947 | 3,289 | Fair |
| Baldwin Avenue over Route 15 | 1946 | 3,200 | Fair |
| Mungertown Road over Interstate-95 | 1957 | 3,200 | Fair |
| New Whitfield St over Amtrak Railroad | 1940 | 3,200 | Good |
| Dodge Avenue over Tuttle Brook | 2010 | 3,100 | Good |
| Edgewood Avenue over West River & Park Road | 1910 | 3,100 | Fair |
| Route 243 over Race Brook | 1996 | 3,100 | Fair |
| Route 8 Ramp 079 over SR 846 Northbound | 1965 | 3,100 | Fair |
| Cedar Street No. 1 over Metro North Railroad | 1906 | 3,092 | Fair |
| Eagle Street over Naugatuck River | 1956 | 3,067 | Poor |
| Clapboard Hill Rd over East River | 1950 | 3,000 | Poor |
| Coe Avenue over Harbor Brook | 1955 | 3,000 | Fair |
| Forest Road over Interstate-95 | 1958 | 3,000 | Fair |
| I-84 Ramp 059 over I-84 Westbound On-ramp | 1997 | 3,000 | Good |
| Orange Street over Govt Center Access Road | 1975 | 3,000 | Fair |
| Route 313 over Little River | 1936 | 3,000 | Fair |
| SR 486 (airport Rd over Eight Mile Brook | 1975 | 3,000 | Good |
| SR 736 over Calf Pen Meadow Creek | 1990 | 3,000 | Fair |
| Green Hill Road over Neck River | 1983 | 2,996 | Fair |
| Mulberry Point Rd over Amtrak Railroad | 1988 | 2,990 | Fair |
| Baldwin Ave&bee St over Spoon Shop Brook | 1950 | 2,981 | Fair |
| Connelly Parkway over Mill River | 1940 | 2,900 | Poor |
| Wildwood Ave. #1 over Interstate-95 | 1957 | 2,900 | Fair |
| Northford Road over Muddy River | 2024 | 2,889 | Good |
| Camp Street #1 over Harbor Brook | 1895 | 2,870 | Fair |
| River Road over Hammonasset River | 1935 | 2,833 | Fair |
| I-84 Ramp 197 over Ramp 202 Meadow Street | 1967 | 2,800 | Poor |
| Mill Road over Farm River | 1998 | 2,800 | Good |
| Orange Street #1 over Mill River | 1950 | 2,800 | Fair |
| Wintergreen Avenue over Wintergreen Brook | 1890 | 2,800 | Fair |
| Peck Lane over Ten Mile River | 1996 | 2,769 | Good |
| Flat Meadow Road over Brook | 1999 | 2,700 | Fair |
| Flat Meadow Road over West River | 1999 | 2,700 | Good |
| Horsepond Road over Amtrak Railroad | 1998 | 2,700 | Fair |
| Horton Hill Rd. over Marks Brook | 1940 | 2,700 | Poor |
| I-91 Ramp 145 over Route 15 Southbound | 1964 | 2,700 | Fair |
| Murdock Avenue over Interstate-91 | 1965 | 2,700 | Fair |
| Shepard Avenue over Shepard Brook | 1985 | 2,700 | Good |
| South Colony St over Harbor Brook | 1900 | 2,700 | Fair |
| Westfield Road over Abandoned Railroad | 1982 | 2,700 | Fair |
| Westfield Road over Harbor Brook | 1938 | 2,700 | Fair |
| Westfield Road over Harbor Brook | 1999 | 2,700 | Good |
| Day Street over Bladens River | 2009 | 2,689 | Good |
| Tanner Marsh Road over Interstate-95 | 1958 | 2,685 | Fair |
| Beacon Valley Road over Beacon Hill Brook | 1933 | 2,600 | Good |
| Route 188 over Hop Brook | 1904 | 2,600 | Fair |
| Route 337 over Morris Creek | 1936 | 2,600 | Poor |
| Route 8 Ramp 128 over Riverside Street SB | 1966 | 2,600 | Fair |
| Rubber Avenue Ext. over Long Meadow Pond Brook | 1956 | 2,600 | Good |
| Oak Street No. 2 over Quinnipiac River | 1989 | 2,596 | Fair |
| John Street over Amtrak Railroad | 1964 | 2,555 | Fair |
| Plank Road East over Beaver Pond Brook | 2018 | 2,550 | Good |
| Olive Street over Amtrak Railroad | 1998 | 2,500 | Good |
| Route 40 NB Ramp 0 over I-91 NB Tr 806 | 1972 | 2,500 | Fair |
| Jewett Street over Beaver Brook | 2001 | 2,479 | Good |
| Mapledale Road over Race Brook | 1983 | 2,449 | Good |
| Christian Road over Interstate 84 | 1964 | 2,400 | Fair |
| Grand Avenue over Quinnipiac River | 1900 | 2,400 | Fair |
| Munson Road over Scoville Reservoir | 1986 | 2,394 | Fair |
| Bridge Street over Wepawaug River | 1997 | 2,377 | Good |
| Hubbard Road over West River | 2007 | 2,362 | Good |
| Pearl Street over Bladens River | 1924 | 2,333 | Fair |
| Augur Road over Farm River | 1933 | 2,300 | Fair |
| Boyden Street over Hancock Brook | 1930 | 2,300 | Fair |
| Dickerman Road over Interstate-691 | 1986 | 2,300 | Fair |
| Featherbed Lane over Interstate-95 | 1958 | 2,300 | Fair |
| Peck Lane over Interstate-691 | 1986 | 2,300 | Fair |
| Wallace Street over Amtrak Railroad | 1906 | 2,287 | Fair |
| Burr Street over Tuttle Brook | 1978 | 2,209 | Good |
| Fair Street over Metro North Railroad | 1998 | 2,200 | Fair |
| Jarvis Street over Ten Mile River | 1979 | 2,200 | Good |
| Lambert Road over Race Brook | 1946 | 2,200 | Good |
| Benson Road over Interstate 84 | 1964 | 2,167 | Good |
| Governors Hill Rd over Little River | 1990 | 2,100 | Good |
| I-691 Ramp 009 over I-691RMP 008 Columbia St | 1971 | 2,100 | Fair |
| State Street North over Union Station Pump House | 1968 | 2,100 | Fair |
| North Madison Road over Guilford Lakes | 1991 | 2,023 | Good |
| I-95 SB Ramp 347A over Interstate-95 | 2006 | 2,000 | Good |
| Waite Street over Lake Whitney | 1935 | 2,000 | Poor |
| Clifton St over Amtrak Railroad | 1912 | 1,970 | Fair |
| Whitfield Street over Sluice Creek | 1999 | 1,872 | Fair |
| Elm Street over Long Meadow Pond Brook | 1955 | 1,825 | Fair |
| Bristol Street #1 over Naugatuck River | 1956 | 1,800 | Fair |
| Canterbury Turnpke over Interstate-395 | 1958 | 1,800 | Fair |
| Route 70 over Broad Brook | 2013 | 1,800 | Good |
| Route 8 Ramp 131 over West Main Street #1 | 1965 | 1,800 | Fair |
| Sr721-no Main St over Route 8 | 1981 | 1,800 | Fair |
| Watertown Road over Hop Brook | 1995 | 1,800 | Good |
| Williams Road over Muddy River | 2007 | 1,725 | Good |
| Johnson Road over Route 15 | 1949 | 1,700 | Fair |
| Seventh Street over Route 8 | 1965 | 1,700 | Fair |
| South Street over Interstate 84 | 1964 | 1,700 | Fair |
| Long Meadow Road over Long Meadow Pond | 2011 | 1,648 | Good |
| Carpenter Lane over Interstate-91 | 1965 | 1,645 | Fair |
| Hicks Avenue over Amtrak Railroad | 1988 | 1,600 | Fair |
| Arch Street over Long Meadow Pond Brook | 1982 | 1,570 | Good |
| Valley Road over Branford River | 2004 | 1,525 | Good |
| Depot Street over Naugatuck River | 1935 | 1,500 | Fair |
| Tucker Hill Road over Hop Brook | 1989 | 1,500 | Good |
| Blacks Road over Honeypot Brook | 2014 | 1,458 | Good |
| Blacks Road over Quinnipiac River | 1987 | 1,453 | Good |
| Maple Street over Farm River | 2011 | 1,444 | Good |
| I-84 Ramp 199 over Meadow St & Mnrr Roadway | 1965 | 1,400 | Fair |
| New Road over Interstate-95 | 1957 | 1,400 | Fair |
| Velvet Street over Muddy River | 1988 | 1,400 | Good |
| Wintergreen Avenue over Route 15 | 1949 | 1,400 | Fair |
| Wilmot Road over Wintergreen Brook | 1951 | 1,382 | Fair |
| East Rock Road over Mill River | 1900 | 1,365 | Fair |
| South Brooksvale R over Willow Brook | 1960 | 1,350 | Fair |
| Merritt Avenue over West River | 1940 | 1,328 | Good |
| Bucks Hill Road over Interstate 84 | 1964 | 1,300 | Good |
| Durham Road over Interstate-91 | 1965 | 1,300 | Fair |
| Guntown Road over Long Meadow Pond Brook | 1960 | 1,300 | Fair |
| Hawkins Street over Route 8 | 1952 | 1,300 | Fair |
| Pine Orchard Road over Amtrak Railroad | 1988 | 1,300 | Fair |
| Green Hill Road over Hammonasset River | 1995 | 1,276 | Good |
| Cooper Street over Harbor Brook | 2021 | 1,275 | Good |
| Birch Road over Amtrak Railroad | 1988 | 1,213 | Good |
| Beacon Valley Rd 1 over Beacon Hill Brook | 1982 | 1,200 | Good |
| Copse Road over Amtrak Railroad | 1910 | 1,200 | Poor |
| Brookside Avenue over Long Meadow Pond Brook | 1955 | 1,165 | Fair |
| Cherry Hill Road over Interstate-95 | 1958 | 1,148 | Fair |
| Spruce Brook Road over Spruce Brook | 1989 | 1,147 | Fair |
| West Johnson Ave. over Judd Brook | 1999 | 1,147 | Good |
| Harrison Road over Munger Brook | 1985 | 1,135 | Good |
| New Road over Mill River | 1935 | 1,125 | Fair |
| Loughlin Road over Eight Mile Brook | 1956 | 1,100 | Fair |
| South Leonard St over Metro-north Railroad | 1929 | 1,100 | Fair |
| South Leonard St over Naugatuck River | 1956 | 1,100 | Fair |
| Warpas Road over Neck River | 1987 | 1,086 | Fair |
| River Road over Farm River | 2002 | 1,076 | Good |
| Horsepond Road over Interstate-95 | 1957 | 1,066 | Fair |
| Middle Beach Road over Fence Creek | 2002 | 1,050 | Good |
| Country Club Road over Honeypot Brook | 2010 | 1,045 | Good |
| Mansfield Drive over Farm River | 2004 | 1,020 | Good |
| Hellstrom Road over Farm River | 1980 | 1,004 | Fair |
| Andrew Avenue over Long Meadow Pond Brook | 1931 | 1,000 | Fair |
| Walnut Street over Wepawaug River | 1965 | 1,000 | Fair |
| West River Street over Interstate-95 | 1958 | 1,000 | Fair |
| Old Clintonvlle Rd over Muddy River | 2005 | 995 | Good |
| Hellstrom Road over Farm River | 1980 | 986 | Fair |
| W Dayton Hill Rd over Muddy River | 2007 | 985 | Good |
| Tuttle Avenue over Mill River | 1920 | 974 | Good |
| New Rock Hill Road over Interstate-91 | 1965 | 950 | Poor |
| Prudden Lane over Wepawaug River | 1965 | 936 | Fair |
| Patten Road over Muddy River | 1987 | 906 | Good |
| Educational Way over Cove River | 1999 | 858 | Fair |
| Brooksvale Avenue over Jepp Brook | 2013 | 850 | Good |
| Chestnut Hill Road over Hammonasset River | 1935 | 841 | Good |
| Willow Road over Farm River | 1980 | 828 | Good |
| Mill Street over Harbor Brook | 1930 | 808 | Fair |
| Cedar Street over Harbor Brook | 1910 | 807 | Good |
| Cedarwood Drive over Meetinghouse Brook | 1970 | 805 | Fair |
| Todds Hill Road over Interstate-95 & Ramp 171 | 2002 | 774 | Good |
| Shadduck Road over Hop Brook | 1986 | 754 | Fair |
| Wilmot Road over Wintergreen Brook | 2017 | 737 | Good |
| Flax Mill Lane over Wepawaug River | 2020 | 721 | Good |
| River Road #2 over Mill River | 1939 | 717 | Fair |
| Scard Road over Muddy River | 1945 | 714 | Good |
| Totoket Road over Farm River | 1991 | 700 | Good |
| Old Route 79 over Amtrak Railroad | 1992 | 690 | Good |
| Mt Sanford Road #2 over Willow Brook | 1988 | 689 | Good |
| Hogs Back Road over Little River | 1954 | 680 | Fair |
| Universal Dr North over CSX Railroad | 1983 | 671 | Fair |
| Marion Road over Ten Mile River | 1991 | 668 | Good |
| Bowman Drive over Beacon Hill Brook | 1982 | 660 | Good |
| Ichabod Road over Interstate 84 | 1963 | 658 | Fair |
| Moose Hill Road over Amtrak Railroad | 1925 | 650 | Good |
| East Flat Hill Rd over Transylvania Brook | 2019 | 642 | Good |
| Lakemere Drive over Lee Brook | 2001 | 642 | Good |
| Willow Street over Willow Brook | 1924 | 625 | Poor |
| Great Hill Road over Branch Brook | 1994 | 608 | Fair |
| Columbus Avenue over Harbor Brook | 1992 | 600 | Fair |
| Corbin Road over Farm River | 1980 | 600 | Good |
| Orchard Street over Beaver Brook | 1999 | 570 | Good |
| Dewitt Street over Metro North Railroad | 1914 | 552 | Fair |
| Brookside Avenue over Wintergreen Brook | 2015 | 550 | Good |
| Maple Street over Wepawaug River | 1951 | 550 | Fair |
| Fort Path Road over Amtrak Railroad | 1910 | 545 | Poor |
| Sunrise Road over Old Tannery Brook | 2010 | 525 | Fair |
| Perry Merrill Driv over Stream | 2010 | 505 | Good |
| Lopus Road over Metro-north Railroad | 1991 | 500 | Fair |
| Bluff Street over Route 8 | 1959 | 496 | Fair |
| Oneill Road over Eight Mile Brook | 1956 | 490 | Fair |
| Hosley Avenue over Interstate-95 | 1958 | 466 | Fair |
| Hatfield Hill Road over West River | 1999 | 462 | Good |
| Flood Bridge Road over Pomperaug River | 1979 | 445 | Fair |
| Wall Street over Wharton Brook | 2006 | 425 | Good |
| Lopus Road over Route 8 | 1981 | 410 | Fair |
| Court Street over Metro North Railroad | 1907 | 408 | Fair |
| Old State Road #3 over Little River | 2001 | 407 | Fair |
| Lakeside Drive over Guilford Lakes | 1991 | 404 | Good |
| Scout Road over Lee Brook | 1990 | 400 | Good |
| Heatherwood Drive over Brook | 2022 | 399 | Good |
| Bear Hill Road over Bladen River | 1999 | 396 | Good |
| Race Hill Road #1 over West River | 2002 | 379 | Fair |
| Spruce Brook Road over Transylvania Brk Ovrflow | 2018 | 371 | Good |
| Saw Mill Road over West River | 2021 | 369 | Good |
| Chatfield Street over Bladens River | 1989 | 361 | Fair |
| Hosley Avenue over Amtrak Railroad | 1887 | 350 | Fair |
| Mcdermott Road over Little River | 1960 | 335 | Fair |
| Spruce Brook Road over Transylvania Brook | 2018 | 330 | Good |
| Hillfield Road over Eaton Brook | 2015 | 311 | Good |
| Mansion Road over Mill River | 1999 | 306 | Good |
| Old Lane Road over Mill River | 1985 | 306 | Good |
| Reeds Gap Road over Farm River | 2010 | 300 | Good |
| Canal Street over Derby Canal | 2005 | 292 | Good |
| Bridge Street over Amtrak Railroad | 1917 | 290 | Fair |
| Bristol Town Road over Eight Mile Brook | 1950 | 275 | Good |
| Andrasko Road over Beacon Hill Brook | 1950 | 269 | Fair |
| York Street over Brook | 1968 | 264 | Fair |
| York Street over West River | 1993 | 262 | Fair |
| Bartlett Drive over Brook | 2010 | 260 | Fair |
| Bartlett Drive over Neck River | 2010 | 260 | Good |
| Twin Bridge Road over Iron Stream | 1900 | 258 | Fair |
| Tommys Path over Gulf Brook | 1979 | 241 | Fair |
| Barry Road over Eight Mile Brook | 2002 | 240 | Good |
| Dutton Road over Little River | 2022 | 240 | Good |
| Concord Drive over Brook | 1978 | 214 | Fair |
| Liberty Street over Great Brook | 2009 | 210 | Good |
| Waverly Park Road over Brook | 1990 | 210 | Fair |
| Concord Drive over Brook | 1978 | 209 | Fair |
| Fenn Road over Hop Brook | 1983 | 209 | Good |
| Autumn Ridge Road over Farm Brook | 1991 | 200 | Good |
| County Road over Hammonasset River | 2022 | 163 | Good |
| Schmitz Avenue over Beacon Hill Brook | 1982 | 162 | Good |
| Randi Drive over Huzzle Guzzle Brook | 1986 | 153 | Good |
| Forest Street over Tuttle Brook | 1978 | 136 | Fair |
| Pleasant Point Rd over Amtrak Railroad | 1988 | 135 | Fair |
| Pleasant Point Rd over Abandoned Trolley Line | 1989 | 114 | Fair |
| White Birch Drive over East River | 1999 | 108 | Fair |
| Farmington Drive over Farm River | 2015 | 101 | Good |
| Private Road over Interstate-95 | 2004 | 58 | Good |
| Pinebrook Crossing over Pine Brook | 2008 | 54 | Good |
| Sullivan Drive over East River | 2004 | 53 | Good |
| Rasted Lane over Meetinghouse Brook | 1962 | 51 | Fair |
| Autumn Ridge Road over Riggs Street Brook | 1994 | 39 | Good |
| Old Route 63 over Hop Brook | 1935 | 30 | Good |