| Buckley Hill Road over French River | Poor | 66.9 ft | 2,300 | 1937 |
| Buckley Hill Road over French River Canal | Poor | 53.1 ft | 2,300 | 1976 |
| Wilsonville Road over French River | Poor | 65.0 ft | 1,300 | 1936 |
| Woodchuck Hill RD over Little River | Poor | 38.1 ft | 1,178 | 1900 |
| East Putnam Road over Mary Brown Brook | Poor | 29.9 ft | 684 | 1955 |
| SR 664 over Snake Meadow Brook | Poor | 27.9 ft | 600 | 1925 |
| Peake Brook Road over Little River | Poor | 46.9 ft | 409 | 1987 |
| Taft Pond Road over Mashamoquet Brook | Poor | 25.3 ft | 371 | 1900 |
| Gager Hill Road over Merrick Brook | Poor | 35.1 ft | 357 | 1936 |
| Spicer Road over Five Mile River | Poor | 26.6 ft | 275 | 1972 |
| Kenyonville Road over Still River | Poor | 24.0 ft | 246 | 1947 |
| Baker Road over Quaddick Lake | Poor | 24.0 ft | 246 | 1940 |
| Chase Road over Cady Brook | Poor | 24.0 ft | 238 | 1940 |
| Ashford Road over Bigelow Brook | Poor | 30.8 ft | 200 | 1937 |
| Tracy Road #1 over Kitt Brook | Poor | 27.9 ft | 176 | 1928 |
| Miller-goodwin Con over Little River | Poor | 37.1 ft | 175 | 1930 |
| Cotton Bridge ST over Quinebaug River | Poor | 150.6 ft | 151 | 1956 |
| Boston Hollow RD 2 over Bigelow Brook | Poor | 24.9 ft | 55 | 1910 |
| Wright Road over Quanduck Brook | Poor | 25.9 ft | 37 | 1965 |
| Axe Factory RD #2 over Bigelow Brook | Poor | 24.0 ft | 30 | 1975 |
| Bosworth Road over Mashamoquet Brook | Poor | 30.8 ft | 18 | 1950 |
| Brook Road #2 over Merrick Brook | Poor | 25.9 ft | 0 | 1970 |
| Bass Road over Merrick Brook | Poor | 25.9 ft | 0 | 1932 |
| Interstate-395 NB over US Route 6 | Fair | 227.0 ft | 129,000 | 1963 |
| Interstate 95 over Noroton River | Fair | 53.1 ft | 123,700 | 1958 |
| Interstate-395 over Roper Road | Fair | 121.1 ft | 32,700 | 1958 |
| Interstate-395 over Plainfield Road | Fair | 121.4 ft | 30,400 | 1958 |
| Interstate-395 over SR 647 (lathrop Road) | Fair | 133.2 ft | 25,000 | 1958 |
| Interstate-395 over Route 14a | Fair | 123.0 ft | 24,900 | 1958 |
| Interstate-395 over Culver Brook | Fair | 23.0 ft | 21,000 | 1966 |
| US Route 6 over Quinebaug River | Fair | 193.6 ft | 18,300 | 1957 |
| US Route 6 over Five Mile River | Fair | 49.9 ft | 18,300 | 1959 |
| Interstate-395 SB over Whetstone Brook | Fair | 89.9 ft | 16,600 | 1962 |
| Interstate-395 SB over Tracy Road | Fair | 168.0 ft | 16,500 | 1968 |
| Interstate-395 SB over Route 12 | Fair | 186.4 ft | 16,050 | 1962 |
| Interstate-395 NB over Route 12 | Fair | 178.1 ft | 16,050 | 1962 |
| Interstate-395 SB over Five Mile River | Fair | 47.9 ft | 15,500 | 1968 |
| Interstate-395 NB over Killingly Drive | Fair | 58.1 ft | 15,100 | 1962 |
| Interstate-395 NB over Whetstone Brook | Fair | 89.9 ft | 15,100 | 1962 |
| US Route 6 over U.s. Route 6 Expressway | Fair | 347.1 ft | 15,000 | 1973 |
| Interstate-395 SB over Killingly Drive | Fair | 58.1 ft | 14,900 | 1962 |
| Interstate-395 NB over Five Mile River | Fair | 46.9 ft | 14,700 | 1968 |
| Interstate-395 SB over Prov & Worc Railroad | Fair | 295.9 ft | 14,500 | 1968 |
| Interstate-395 NB over Prov & Worc Railroad | Fair | 259.2 ft | 14,200 | 1968 |
| Interstate-395 SB over Route 101 | Fair | 106.6 ft | 14,000 | 1967 |
| Interstate-395 NB over Route 101 | Fair | 106.0 ft | 13,900 | 1967 |
| Interstate-395 SB over US Route 6 | Fair | 218.2 ft | 12,900 | 1963 |
| Interstate-395 NB over Abandoned Railroad | Fair | 107.0 ft | 12,500 | 1968 |
| Interstate-395 NB over Ballard Road | Fair | 107.9 ft | 12,000 | 1965 |
| Route 171 over Saw Mill Brook | Fair | 29.9 ft | 11,800 | 1951 |
| Interstate-395 SB over Abandoned Railroad | Fair | 107.0 ft | 11,800 | 1968 |
| Interstate-395 SB over Ballard Road | Fair | 118.1 ft | 11,700 | 1965 |
| Route 101 over Five Mile River | Fair | 58.1 ft | 11,300 | 1940 |
| Interstate-395 SB over East Franklin Street | Fair | 53.1 ft | 11,300 | 1963 |
| Interstate-395 SB over US Route 44 (school St) | Fair | 167.0 ft | 11,200 | 1965 |
| US Route 44 over Little River | Fair | 66.6 ft | 10,600 | 1987 |
| Interstate-395 NB over US Route 44 (school St.) | Fair | 152.9 ft | 10,500 | 1965 |
| US Route 44 over Quinebaug River | Fair | 69.9 ft | 10,400 | 1925 |
| US Route 44 over Canal | Fair | 33.1 ft | 10,400 | 1935 |
| Interstate-395 NB over Wilsonville Road | Fair | 101.0 ft | 10,200 | 1967 |
| Interstate-395 SB over Ramp 072 (i-395 Nb) | Fair | 212.9 ft | 10,100 | 1965 |
| Route 171 over Prov & Worc Railroad | Fair | 57.1 ft | 9,800 | 1957 |
| Route 171 over Quinebaug River | Fair | 117.1 ft | 9,700 | 1952 |
| Interstate-395 SB over Wilsonville Road | Fair | 101.0 ft | 9,500 | 1967 |
| Route 101 over White Brook | Fair | 24.9 ft | 9,200 | 1932 |
| Route 12 over Whetstone Brook | Fair | 44.0 ft | 9,100 | 2000 |
| Route 101 over Quinebaug River | Fair | 154.9 ft | 9,100 | 1957 |
| US Route 6 WB over New England Central Rr | Fair | 100.1 ft | 8,950 | 1971 |
| Route 32 over Obwebetuck Brook | Fair | 26.9 ft | 8,800 | 1940 |
| Route 101 over Mashamoquet Brook | Fair | 38.1 ft | 8,500 | 1929 |
| Kennedy Drive over I-395 & I-395 Ramp 061 | Fair | 264.1 ft | 8,400 | 1967 |
| Route 32 over Willimantic River | Fair | 80.1 ft | 8,300 | 1868 |
| US Route 6 WB over Route 32 | Fair | 131.9 ft | 8,300 | 1971 |
| Route 12 over Five Mile River | Fair | 44.9 ft | 8,300 | 1968 |
| US Route 44 over Bigelow Brook | Fair | 44.0 ft | 7,500 | 1929 |
| Route 14 over Kitt Brook | Fair | 33.1 ft | 7,400 | 1962 |
| Route 66 over Providence&worcester Rr | Fair | 288.1 ft | 7,300 | 1937 |
| Route 66 over New England Central Rr | Fair | 65.3 ft | 7,300 | 1938 |
| US Route 6 over SR 607 | Fair | 49.9 ft | 7,300 | 1961 |
| US Route 44 over Mount Hope River | Fair | 75.1 ft | 7,300 | 1990 |
| US Route 6 EB over New England Central Rr | Fair | 100.1 ft | 6,900 | 1971 |
| Attawaugan CR Road over Interstate-395 NB | Fair | 105.6 ft | 6,800 | 1967 |
| Attawaugan CR Road over Interstate 395-sb | Fair | 105.6 ft | 6,800 | 1968 |
| US Route 44 over Mashamoquet Brook | Fair | 39.7 ft | 6,600 | 1941 |
| Route 14 over Quinnebaug River | Fair | 307.1 ft | 6,500 | 1951 |
| US Route 6 over Quanduck Brook | Fair | 24.9 ft | 6,100 | 1946 |
| Bridge Street over Quinebaug River | Fair | 265.1 ft | 6,000 | 1958 |
| South Main Street over Canal | Fair | 62.0 ft | 5,775 | 1950 |
| US Route 44 over Still River | Fair | 36.7 ft | 5,500 | 1991 |
| Route 12 over Five Mile River | Fair | 34.1 ft | 5,100 | 1937 |
| Route 171 over Mill Brook | Fair | 22.0 ft | 5,100 | 1992 |
| Route 200 over Abandoned Railroad | Fair | 125.0 ft | 4,800 | 1960 |
| US Route 44 over Five Mile River | Fair | 35.1 ft | 4,700 | 1931 |
| Route 14 over Little River | Fair | 51.5 ft | 4,500 | 1928 |
| Route 200 over Interstate-395 | Fair | 216.2 ft | 4,500 | 1967 |
| US Route 44 over Knowlton Brook | Fair | 33.1 ft | 4,400 | 1929 |
| Route 14 over Natchaug River | Fair | 116.1 ft | 4,400 | 1986 |
| Route 12 over French River | Fair | 52.2 ft | 4,300 | 1937 |
| Route 14 over Beaver Brook | Fair | 28.9 ft | 4,300 | 1939 |
| Route 205 over Quinebaug River & Canal | Fair | 440.0 ft | 4,300 | 1959 |
| Route 198 over Natchaug River | Fair | 75.1 ft | 4,200 | 1926 |
| Route 169 over Mashamoquet Brook | Fair | 39.0 ft | 4,200 | 1936 |
| Route 12 over Canal | Fair | 21.0 ft | 4,000 | 1928 |
| Heritage Road over Interstate-395 | Fair | 292.3 ft | 4,000 | 1965 |
| Route 12 over Prov & Worc Railroad | Fair | 59.4 ft | 4,000 | 1985 |
| West Thompson Road over French River | Fair | 76.1 ft | 3,800 | 1935 |
| Pond Street #1 over Moosup River | Fair | 82.0 ft | 3,575 | 1982 |
| Interstate-395 Ram over Perry Brook | Fair | 21.0 ft | 3,400 | 1966 |
| Route 169 over Cory Brook | Fair | 24.9 ft | 3,300 | 1931 |
| US Route 6 EB over SR 695 West Bound | Fair | 138.5 ft | 3,200 | 1958 |
| Mansfield Road over Natchaug River | Fair | 86.0 ft | 2,800 | 1995 |
| Walnut Street over Interstate-395 | Fair | 214.6 ft | 2,703 | 1965 |
| Route 193 over Interstate 395 | Fair | 254.9 ft | 2,700 | 1965 |
| Route 14 over Moosup River | Fair | 484.9 ft | 2,600 | 1940 |
| Route 197 over Quinebaug River | Fair | 85.0 ft | 2,600 | 1931 |
| Route 197 over Muddy Brook | Fair | 34.1 ft | 2,600 | 1987 |
| Route 169 over Blackwell Brook | Fair | 44.0 ft | 2,300 | 1927 |
| North Street over Five Mile River | Fair | 49.5 ft | 2,300 | 1973 |
| SR 695 Westbound over Interstate-395 NB | Fair | 89.9 ft | 2,200 | 1958 |
| Route 14 over Moosup River | Fair | 43.0 ft | 2,200 | 1928 |
| SR 668 - Butts Bri over Quinebaug River | Fair | 233.9 ft | 2,200 | 1937 |
| SR 668 over Prov & Worc Railroad | Fair | 132.5 ft | 2,200 | 1979 |
| Route 14a over Moosup River | Fair | 58.1 ft | 2,100 | 1925 |
| Route 89 over Mount Hope River | Fair | 42.0 ft | 2,100 | 1930 |
| Route 171 over Bungee Brook | Fair | 22.0 ft | 2,100 | 1988 |
| Roseland Park Road over Muddy Brook | Fair | 35.1 ft | 1,924 | 1930 |
| Route 198 over Bigelow Brook | Fair | 108.9 ft | 1,900 | 1939 |
| Route 12 over Interstate-395 | Fair | 263.1 ft | 1,900 | 1965 |
| Margaret Henry RD over SR 695 | Fair | 161.1 ft | 1,873 | 1958 |
| Moosup Pond Road over Interstate-395 | Fair | 164.0 ft | 1,768 | 1958 |
| Plains Road over Shetucket River | Fair | 206.4 ft | 1,700 | 1947 |
| Route 89 over Mount Hope River | Fair | 65.0 ft | 1,600 | 1939 |
| Route 193 over Abandoned Railroad | Fair | 33.1 ft | 1,600 | 1950 |
| Green Hollow Road over U.s. Route 6 | Fair | 239.2 ft | 1,600 | 1967 |
| Ballouville Road over Five Mile River | Fair | 36.1 ft | 1,400 | 1860 |
| Ballouville Road over Canal | Fair | 25.9 ft | 1,400 | 1961 |
| East Putnam Road over Cady Brook | Fair | 24.0 ft | 1,398 | 1940 |
| Sterling Hill Road over Ekonk Brook | Fair | 46.9 ft | 1,385 | 2012 |
| Soap Street over Interstate-395 | Fair | 257.2 ft | 1,316 | 1968 |
| Quaddick Road over Five Mile River | Fair | 22.6 ft | 1,300 | 1930 |
| Blain Road over French River | Fair | 43.0 ft | 1,255 | 1940 |
| Mason Road over Blackwell Brook | Fair | 30.8 ft | 1,208 | 1991 |
| Dog Hill Road over Interstate-395 | Fair | 216.5 ft | 1,200 | 1962 |
| Chestnut Hill Road over Five Mile River | Fair | 39.0 ft | 1,019 | 1937 |
| SR 664 over SR 695 - Snake Meadow RD | Fair | 288.7 ft | 1,000 | 1958 |
| Red Bridge Road over Quinebaug River | Fair | 83.0 ft | 957 | 1956 |
| Old Colony Road over Bungee Brook | Fair | 44.9 ft | 750 | 1933 |
| Quaddick Town Farm over Five Mile River | Fair | 22.0 ft | 650 | 2000 |
| Main Street over Quanduck Brook | Fair | 37.1 ft | 619 | 1939 |
| Woodward Road over Blackwell Brook | Fair | 24.9 ft | 607 | 1985 |
| Pratt Road over Lathrop Brook | Fair | 32.2 ft | 595 | 1990 |
| Station Road over Merrick Brook | Fair | 44.9 ft | 590 | 1935 |
| Stone Bridge Road over Little River | Fair | 69.2 ft | 572 | 1914 |
| Five Mile River RD over Five Mile River | Fair | 30.8 ft | 550 | 1930 |
| Brandy Hill Road over Quaddick Lake | Fair | 32.2 ft | 542 | 1940 |
| Laurel Hill Road over Blackwell Brook | Fair | 25.9 ft | 539 | 1987 |
| East Old Route 6 over Little River | Fair | 45.9 ft | 500 | 1921 |
| Brooklyn Turnpike over Merrick Brook | Fair | 27.9 ft | 480 | 1940 |
| Fitzgerald Road over Blackwell Brook | Fair | 26.9 ft | 458 | 1986 |
| North Road over Five Mile River | Fair | 33.1 ft | 425 | 1991 |
| Gooseneck Hill RD over Cory Brook | Fair | 23.0 ft | 414 | 1940 |
| Sayle Avenue over Interstate-395 SB | Fair | 95.1 ft | 410 | 1965 |
| Sayle Avenue over Interstate-395 NB | Fair | 95.1 ft | 410 | 1965 |
| England Road over Natchaug River | Fair | 81.0 ft | 398 | 1900 |
| New Road over Rocky Brook | Fair | 24.0 ft | 371 | 1960 |
| Squaw Rock Road over SR 695 | Fair | 173.9 ft | 342 | 1958 |
| Westford Hill Road over Mount Hope River | Fair | 29.9 ft | 340 | 1960 |
| Ross Road over SR 695 | Fair | 176.5 ft | 330 | 1958 |
| Saw Mill Hill Road over SR 695 | Fair | 131.6 ft | 326 | 1958 |
| North Bigelow Road over Little River | Fair | 30.8 ft | 320 | 1946 |
| James Road over Mount Hope River | Fair | 29.9 ft | 260 | 1970 |
| River Street No 1 over Moosup River | Fair | 109.6 ft | 240 | 2001 |
| Lowell Davis Road over Interstate-395 | Fair | 356.3 ft | 215 | 1967 |
| Brickyard Road over Quinebaug River | Fair | 89.9 ft | 212 | 1956 |
| Hammond Hill Road over Little River | Fair | 30.8 ft | 204 | 1941 |
| Drain Street over Little River | Fair | 30.8 ft | 193 | 1970 |
| Elmdale Road over Kitt Brook | Fair | 24.9 ft | 176 | 1970 |
| Pilfershire Road over Still River | Fair | 65.0 ft | 125 | 1939 |
| Squaw Rock Road over Interstate-395 | Fair | 178.5 ft | 122 | 1962 |
| Wolf Den Drive over Mashamoquet Brook | Fair | 49.9 ft | 118 | 1900 |
| Peep Toad Road over Whetstone Brook | Fair | 23.0 ft | 110 | 1850 |
| Rhode Islnd Line R over Mary Brown Brook | Fair | 25.3 ft | 107 | 1987 |
| Sumola Road over Quanduck Brook | Fair | 34.1 ft | 100 | 2018 |
| Marcy Road over Natchaug River | Fair | 106.0 ft | 85 | 1997 |
| Sunset Hill Road over Interstate-395 | Fair | 323.2 ft | 70 | 1967 |
| Interstate-395 over Mill Brook | Good | 21.0 ft | 30,000 | 1958 |
| Interstate-395 over Lathrop Brook | Good | 27.9 ft | 30,000 | 1958 |
| Interstate-395 over Abandoned Railroad | Good | 41.0 ft | 27,800 | 1958 |
| Interstate-395 NB over Tracy Road | Good | 105.0 ft | 17,000 | 2017 |
| SR 661 over Willimantic River Necrr | Good | 482.0 ft | 15,400 | 2000 |
| Interstate-395 NB over SR 607 Westcott Road | Good | 61.0 ft | 15,100 | 1962 |
| Interstate-395 SB over SR 607 Westcott Road | Good | 61.0 ft | 14,900 | 1962 |
| Interstate-395 NB over East Franklin Street | Good | 55.1 ft | 12,100 | 1963 |
| Route 171 over Little River | Good | 76.1 ft | 9,300 | 1951 |
| US Route 6 over Blackwell Brook | Good | 55.1 ft | 9,100 | 1985 |
| U.s. Route 6 over Merrick Brook And Trail | Good | 62.0 ft | 8,600 | 1948 |
| US Route 6 over Cedar Swamp Brook | Good | 32.2 ft | 8,600 | 1993 |
| Route 32 over Larrabe Brook | Good | 23.0 ft | 8,600 | 2003 |
| Route 66 over Natchaug River | Good | 173.6 ft | 7,800 | 2020 |
| Route 12 over Five Mile River | Good | 92.8 ft | 7,600 | 1993 |
| US Route 6 over Snake Meadow Brook | Good | 21.0 ft | 7,500 | 1950 |
| Route 12 over Mill Brook | Good | 27.9 ft | 6,600 | 1920 |
| US Route 44 over Abington Brook | Good | 65.3 ft | 6,600 | 1942 |
| U.s. Route 6 over Little River | Good | 48.9 ft | 6,400 | 1949 |
| Route 12 over Moosup River | Good | 85.0 ft | 6,300 | 1993 |
| US Route 6 EB over Route 32 | Good | 131.9 ft | 6,000 | 1972 |
| SR 695 over Quanduck Brook | Good | 24.9 ft | 4,800 | 1958 |
| Route 14 over Merrick Brook | Good | 58.1 ft | 4,800 | 2020 |
| SR 695 over Snake Meadow Brook | Good | 37.1 ft | 4,500 | 1958 |
| Route 74 over Knowlton Brook | Good | 23.0 ft | 4,500 | 1939 |
| US Route 44 over Wappoquia Brook | Good | 33.8 ft | 4,300 | 2016 |
| West Thompson Road over Spillway Channel | Good | 114.2 ft | 3,800 | 1965 |
| Route 14 over Moosup River | Good | 85.0 ft | 3,700 | 1962 |
| Route 203 over Shetucket River | Good | 262.1 ft | 3,700 | 1997 |
| Route 12 over Prov & Worc Railroad | Good | 43.0 ft | 3,600 | 1977 |
| Route 169 over Kitt Brook | Good | 44.0 ft | 3,500 | 1990 |
| Route 89 over Mount Hope River | Good | 35.1 ft | 2,800 | 2010 |
| I-395 Tr 803 over East Franklin Street | Good | 53.1 ft | 2,700 | 1963 |
| South Main Street over Moosup River | Good | 74.1 ft | 2,532 | 1997 |
| Fabyan Woodstck RD over Quinnebaug River | Good | 83.0 ft | 2,295 | 1999 |
| Route 14a over Cedar Swamp Brook | Good | 27.9 ft | 2,200 | 2019 |
| Route 169 over Tatnic Brook | Good | 22.0 ft | 2,200 | 1990 |
| Route 244 over Still River | Good | 41.0 ft | 2,200 | 1991 |
| Lathrop Road over Lathrop Brook | Good | 24.3 ft | 1,940 | 2017 |
| Route 14 over Moosup River | Good | 43.6 ft | 1,600 | 2021 |
| Water Street over Moosup River | Good | 86.0 ft | 1,491 | 1997 |
| Woodstock AVE #1 over Little River | Good | 77.1 ft | 1,481 | 2020 |
| Valley Road over Whetstone Brook | Good | 45.9 ft | 1,458 | 2001 |
| Route 97 over Mashamoquet Brook | Good | 60.0 ft | 1,400 | 2012 |
| Tatnic Road over Stony Brook | Good | 68.9 ft | 1,345 | 2000 |
| Beecher Road over Blackwell Brook | Good | 59.1 ft | 1,135 | 2000 |
| River Road over Five Mile River | Good | 75.1 ft | 1,020 | 2012 |
| Rock Avenue over Five Mile River | Good | 82.0 ft | 1,000 | 1959 |
| Packerville Road over Mill Brook | Good | 62.0 ft | 994 | 1850 |
| Brook Road #2 over Merrick Brook | Good | 26.9 ft | 945 | 1970 |
| US RTE 6 Tr 803 over Franklin Street | Good | 64.6 ft | 900 | 1963 |
| US Route 6 Rmp 002 over Snake Meadow Brook | Good | 21.0 ft | 850 | 1946 |
| Recreation Park ST over Little River | Good | 40.7 ft | 803 | 2020 |
| Church Street over Moosup River | Good | 36.1 ft | 780 | 1950 |
| US Route 6 Rmp 003 over Snake Meadow Brook | Good | 33.1 ft | 750 | 1959 |
| River Road over Five Mile River | Good | 66.9 ft | 714 | 2012 |
| Munyan Road over Five Mile River | Good | 34.1 ft | 685 | 2000 |
| Wrights Crossing R over Mashamoquet Brook | Good | 53.8 ft | 643 | 1999 |
| Cook Hill Road over Whetstone Brook | Good | 41.0 ft | 614 | 2002 |
| Shepard Hill Road over Prov & Worc Railroad | Good | 75.5 ft | 610 | 2000 |
| Wauregan Road over Blackwell Brook | Good | 50.9 ft | 572 | 1930 |
| Gibson Hill Road over Quanduck Brook | Good | 45.9 ft | 528 | 1950 |
| Main Street over French River | Good | 106.0 ft | 528 | 1989 |
| North Sterling RD over Quanduck Brook | Good | 55.1 ft | 499 | 1940 |
| River Road over Quanduck Brook | Good | 49.9 ft | 409 | 1983 |
| Barber Hill Road over Moosup River | Good | 82.0 ft | 402 | 1930 |
| Windham Road over Little River | Good | 61.0 ft | 372 | 1999 |
| Chase Road over Five Mile River | Good | 36.1 ft | 347 | 2015 |
| Saw Mill Hill Road over Rounds Brook | Good | 26.9 ft | 347 | 1984 |
| Old Kings Highway over Little River | Good | 53.1 ft | 324 | 2001 |
| Mill Bridge RD # 1 over Bungee Brook | Good | 42.7 ft | 270 | 2017 |
| River Street over Factory Tunnel | Good | 37.1 ft | 259 | 1920 |
| North Bear Hill RD over Natchaug River | Good | 73.5 ft | 250 | 2018 |
| Morey Road over Natchaug River | Good | 106.0 ft | 250 | 2000 |
| Sand Hill Road over Little River | Good | 40.0 ft | 250 | 1996 |
| Putnam Road over Five Mile River | Good | 37.1 ft | 132 | 1999 |
| Covell Road over Mashamoquet Brook | Good | 41.0 ft | 132 | 1900 |
| Technology Park DR over Quinebaug River | Good | 204.1 ft | 108 | 2015 |
| Day Road over Woppoquia Brook | Good | 34.4 ft | 106 | 2008 |