| I 91 NB over Hwy Old Ferry Rd | 1965 | 36,140 | Fair |
| I 91 SB over Hwy Old Ferry Rd | 1965 | 36,140 | Fair |
| St 10 Northmptn St over Water Manhan River | 1951 | 31,100 | Fair |
| St 9 Russell St over Water Connecticut River | 1937 | 30,785 | Fair |
| St 32 West St over Water Muddy Brook | 1966 | 29,870 | Fair |
| I 91 NB over Hwy Island Rd | 1965 | 27,903 | Fair |
| I 91 NB over Hwy East St | 2009 | 27,714 | Good |
| I 91 NB over Other Manhan Rail Trail | 1963 | 27,714 | Fair |
| I 91 NB over Water Manhan Riv Oxbow | 1963 | 27,714 | Fair |
| I 91 SB over Hwy East St | 2009 | 27,526 | Good |
| I 91 SB over Other Manhan Rail Trail | 1963 | 27,526 | Fair |
| I 91 SB over Water Manhan Riv Oxbow | 1963 | 27,526 | Poor |
| I 91 SB over Hwy Island Rd | 1965 | 27,446 | Fair |
| St 10 New South St over Hwy Clark Ave | 1948 | 27,026 | Fair |
| St 10 South St over Other Manhan Rail Trail | 1948 | 26,250 | Fair |
| I 91 NB over Comb US 5 & Gwrr | 2023 | 24,935 | Good |
| I 91 NB over Hwy Hockanum Rd | 2023 | 24,935 | Good |
| I 91 SB over Hwy Hockanum Rd | 2024 | 24,935 | Good |
| ST116 over Water Mill River | 1958 | 24,181 | Fair |
| I 91 NB over St 9 Bridge St | 1965 | 23,875 | Fair |
| I 91 SB over Comb US 5 & Gwrr | 2024 | 22,333 | Good |
| US202 Maple St over RR Necrr | 1949 | 21,600 | Fair |
| ST141 Cottage St over Water Nashawannuck Pond | 1957 | 21,466 | Fair |
| St 10 South St over Water Mill River | 1939 | 21,100 | Fair |
| Hwy Elm St over I 91 | 1963 | 20,172 | Fair |
| US202 Prple Hrt Dr over Hwy Canal St | 1958 | 20,041 | Good |
| I 91 SB over Water Running Gutter Brk | 1963 | 19,954 | Good |
| St 9 Haydenvll Rd over Water Beaver Brook | 1957 | 19,655 | Fair |
| US202 W State St over Water Stony Brook | 1927 | 18,404 | Fair |
| US 5 North St over Water Manhan Riv Oxbow | 2004 | 18,362 | Good |
| I 91 SB over St 9 Bridge St | 1965 | 18,273 | Fair |
| I 91 SB over Water Mill River | 1963 | 18,119 | Fair |
| St 47 Bay Rd over Water Fort River | 1935 | 17,800 | Fair |
| I 91 SB over Other Nortwottuck Ra Tr | 1965 | 17,735 | Fair |
| I 91 NB over Water Running Gutter Brk | 1963 | 17,583 | Good |
| I 91 NB over Water Mill River | 1963 | 17,181 | Fair |
| I 91 NB over Other Norwottuck Ra Tr | 1965 | 16,917 | Fair |
| US202 Granby Rd over Water Buttery Brook | 1958 | 16,552 | Fair |
| St 9 East Main St over Water Ware River | 1870 | 15,517 | Poor |
| St 9 Main St over Water Mill River | 1933 | 15,400 | Fair |
| US202 Purple Heart over Hwy Bardwell St | 1958 | 15,300 | Fair |
| Hwy Pine St over Water Mill River | 1850 | 14,741 | Fair |
| US202 Granby Rd over ST116 Newton St | 1958 | 14,700 | Fair |
| St 9 /ST32/E Main over Water Utility Canal | 1992 | 14,224 | Fair |
| St 32 West St over Water Flat Brook | 1971 | 14,134 | Fair |
| I 91 NB over Hwy Damon Rd | 1965 | 14,078 | Fair |
| I 91 SB over Hwy Damon Rd | 1965 | 13,969 | Fair |
| Hwy Lovefield St over Water Manhan River | 1971 | 13,707 | Fair |
| ST116 over Water Eastman Brook | 1958 | 13,610 | Fair |
| ST116 over Water Mill River | 1958 | 13,610 | Fair |
| Hwy Park St over Other Manhan Rail Trail | 1900 | 13,488 | Fair |
| Hwy Elm St over RR Gwrr | 1963 | 13,319 | Poor |
| St 10 College Hwy over Water Manhan River | 2005 | 13,319 | Good |
| Hwy Rcky Hill Rd over ST116 | 1958 | 12,931 | Fair |
| St 32 Palmer Rd over Water Ware River | 1937 | 12,634 | Poor |
| St 9 Blchrtown Rd over Water Fort River | 1979 | 12,414 | Fair |
| St 66 West St over Water Mill River | 1924 | 12,200 | Fair |
| I 91 NB over Comb I 91 Ramp & Gwrr | 1963 | 12,026 | Fair |
| I 91 SB over Comb I 91 Ramp & Gwrr | 1963 | 12,026 | Fair |
| Hwy Pelham Rd over Water Fort River | 1929 | 11,250 | Fair |
| St 10 College Hwy over Water Manhan River | 1986 | 10,730 | Good |
| ST116 College St over Water Stony Brook | 1950 | 10,589 | Fair |
| Hwy Meadow St over Water Mill River | 1958 | 10,474 | Fair |
| Hwy Amherst St over Water Aldrich Lake | 1952 | 10,086 | Fair |
| ST181 Mill Vlly Rd over Water Jabish Brook | 1955 | 9,828 | Fair |
| US 5 /ST10/WEST over I 91 | 1963 | 9,828 | Fair |
| St 9 Goshen Rd over Water W Br Mill River | 1926 | 9,569 | Fair |
| Hwy N Hadley Rd over ST116 | 1958 | 9,429 | Poor |
| St 9 Goshen Rd over Water W Br Mill River | 1926 | 9,310 | Fair |
| ST116 over Water Mill River | 1958 | 9,285 | Fair |
| St 66 W Hampton Rd over Water Basset Brook | 2010 | 9,200 | Good |
| Hwy Bay Rd over Water Harts Brook | 1940 | 8,793 | Fair |
| Hwy Morgan St over Water Stony Brook | 1997 | 8,664 | Fair |
| Hwy South St over Water Ware River | 1939 | 8,664 | Fair |
| ST116 Amherst Rd over Water Bachelor Brook | 1956 | 8,534 | Fair |
| US 5 /ST10/WEST over Water Mill River | 1963 | 8,500 | Good |
| Hwy New Ldlow Rd over Water Stony Brook | 1940 | 8,000 | Fair |
| ST112 East Main St over Comb CSX & Westfld Riv | 1938 | 7,758 | Fair |
| Hwy Jackson St over Other Northampton Bk Way | 1890 | 7,500 | Fair |
| St 9 Williams St over Water W Br Mill River | 1971 | 7,413 | Fair |
| St 9 Belchertn Rd over Water Flat Brook | 1956 | 6,898 | Fair |
| Hwy Glendale St over Water Manhan River | 1938 | 6,850 | Poor |
| Hwy South St over RR Mcrr Spur | 2000 | 6,850 | Fair |
| ST116 West St over Water Fort River | 1965 | 6,808 | Fair |
| Hwy East St over Water Manhan River | 2022 | 6,724 | Good |
| Hwy Ferry St over Water Lower Mill Pond | 1880 | 6,611 | Fair |
| Hwy S Maple St over Water Fort River | 1957 | 6,538 | Fair |
| Hwy Bridge St over Water Cushman Brook | 1972 | 6,429 | Fair |
| Hwy Easthmptn Rd over Water N Br Manhan River | 1940 | 6,336 | Fair |
| St 9 West Main St over Water Muddy Brook | 1958 | 6,331 | Fair |
| St 9 over Water Swift River | 2007 | 6,315 | Good |
| Hwy Sundrland Rd over Water Mill River | 1926 | 6,078 | Fair |
| Hwy Meadow St over Water Swamp Brook | 2007 | 6,071 | Fair |
| ST181 Depot St over Water Swift River | 1937 | 5,689 | Fair |
| St 21 Jabish St over Water Jabish Brook | 1956 | 5,560 | Fair |
| St 9 Goshen Rd over Water W Br Mill River | 2002 | 5,468 | Fair |
| St 9 Usmc Lge Hwy over Water Stones Brook | 1950 | 5,458 | Fair |
| Hwy Roosevelt St over Water Mill River | 1958 | 5,100 | Fair |
| Hwy Mulberry St over Water Mill River | 1991 | 5,000 | Good |
| Hwy River St over Water Swift River | 2005 | 4,784 | Good |
| Hwy S East St over Water Fort River | 1973 | 4,784 | Fair |
| St 63 Montague Rd over Water Mill River | 1946 | 4,748 | Fair |
| St 47 River Drive over Water Mill River | 1937 | 4,700 | Fair |
| St 66 Westhmptn Rd over Water N Br Manhan River | 2003 | 4,600 | Good |
| Hwy Church St over Water Ware River | 1937 | 4,267 | Fair |
| Hwy Ferry St over Water Stony Brook | 1976 | 4,137 | Fair |
| St 9 Berkshire Tr over Water Bartlet Brook | 1958 | 4,026 | Fair |
| Hwy School St over Water Bachelor Brook | 1956 | 3,646 | Fair |
| Hwy Meadow St over Water Mill River | 1977 | 3,571 | Fair |
| I 91 SB Off Ramp over US 5 /ST10/N King St | 1963 | 3,497 | Poor |
| ST112 Worthgtn Rd over Water Pond Brook | 1917 | 3,425 | Poor |
| ST143 Main Rd over Water Webster Brook | 1931 | 3,420 | Fair |
| Hwy Pmroy Meadow over Water N Br Manhan River | 1964 | 3,362 | Poor |
| ST112 Worthgtn Rd over Water Westfield River | 1921 | 3,245 | Fair |
| ST112 Worthgtn Rd over Water Westfield River | 1940 | 3,245 | Fair |
| Hwy Bliss St over Water Mill River | 2005 | 3,103 | Fair |
| ST143 Main Rd over Water Dead Br Wstfld Riv | 1959 | 3,000 | Fair |
| Hwy Morgan St over Water Stony Brook | 1949 | 2,974 | Poor |
| St 9 Berkshire Tr over Water Westfield Brook | 1958 | 2,820 | Fair |
| St 9 Berkshire Tr over Water Westfield River | 1958 | 2,820 | Fair |
| ST112 Worthgtn Rd over Water Sykes Brook | 1940 | 2,800 | Good |
| St 9 Berkshire Tr over Water Westfield River | 1958 | 2,720 | Fair |
| Hwy Allen Rd over Water Jabish Brook | 1939 | 2,716 | Fair |
| Hwy Chestfld Rd over Water Roberts Meadow Brk | 2002 | 2,716 | Good |
| Hwy Chestfld Rd over Water Brewer Brook | 1948 | 2,715 | Fair |
| Hwy Chestnut St over Water Mill River | 1959 | 2,715 | Fair |
| St 9 /ST112 over Water E Br Westfield Riv | 1939 | 2,630 | Poor |
| St 9 /ST112 over Water N Br Swift River | 1950 | 2,614 | Fair |
| Hwy Maple St over Water Mill River | 1950 | 2,590 | Fair |
| Hwy Gunn Rd over Water Manhan River | 1952 | 2,586 | Fair |
| St 9 Usmc Lge Hwy over Water Stones Brook | 1950 | 2,548 | Poor |
| St 66 Main Rd over Water Sodom Brook | 1946 | 2,500 | Fair |
| Hwy E Leveret Rd over Water Mountain Brook | 2008 | 2,456 | Good |
| Hwy Clement St over Water Mill River | 1894 | 2,400 | Poor |
| Hwy North St over Water W Br Mill River | 1913 | 2,365 | Fair |
| Hwy Torrey St over Water N Br Manhan River | 1940 | 2,200 | Fair |
| Hwy Prospect St over Water Mill River | 1977 | 2,175 | Fair |
| St 9 /ST112 over Water Swift River | 1913 | 2,071 | Fair |
| ST143 Main Rd over Water Bronson Brk West B | 1928 | 2,069 | Fair |
| Hwy Main St Leed over Water Mill River | 1925 | 2,008 | Fair |
| Hwy Main St Leed over Water N Channel Mill Riv | 1850 | 2,008 | Poor |
| Hwy Main St Leed over Water S Channel Mill Riv | 1850 | 2,008 | Poor |
| Hwy Ryan Rd over Water Parsons Brook | 1956 | 2,000 | Fair |
| Hwy Chestnut St over I 91 | 1963 | 1,940 | Fair |
| Hwy Shaw Rd over Water Swift River | 1939 | 1,940 | Fair |
| ST143 Chestrfld Rd over Water Meekins Brook | 1931 | 1,857 | Fair |
| Hwy Easthmptn Rd over Water N Br Manhan River | 1939 | 1,810 | Fair |
| Hwy Russlvlle Rd over Water Manhan River | 1956 | 1,810 | Fair |
| ST143 Chestrfld Rd over Water W Br Mill River | 1931 | 1,696 | Fair |
| Hwy Liberty St over Water Lower Mill Pond | 1956 | 1,650 | Poor |
| Hwy N Valley Rd over Water Amethyst Brook | 1953 | 1,646 | Fair |
| Hwy River Rd over Water Mill River | 2012 | 1,571 | Good |
| Hwy Burnett St over Water Batchelor Brook | 1956 | 1,551 | Fair |
| Hwy Kennedy Rd over Water Roberts Meadow Brk | 2013 | 1,500 | Good |
| Hwy Main St Leed over Water Mill River | 1925 | 1,500 | Fair |
| Hwy Main St Leed over Water Sluiceway | 1850 | 1,500 | Fair |
| ST112 Huntngton Rd over Water Little River | 1970 | 1,500 | Good |
| ST112 Huntngton Rd over Water Wards Stream | 1917 | 1,500 | Fair |
| Hwy Hendrick St over Water Broad Brook | 1956 | 1,429 | Good |
| Hwy North St over Water Muddy Brook | 1939 | 1,422 | Poor |
| Hwy Park Hill Rd over Water Bassett Brook | 1956 | 1,422 | Good |
| Hwy Bridge St over Water Mill River | 1918 | 1,400 | Poor |
| Hwy Bardwell St over Water Jabish Brook | 1940 | 1,164 | Poor |
| Hwy Mountain Dr over I 91 | 1962 | 1,164 | Fair |
| Hwy North Rd over Water Roberts Meadow Brk | 2014 | 1,164 | Good |
| Hwy Russlvlle Rd over Water Sacket Brook | 1938 | 1,164 | Fair |
| Hwy Reservoir Rd over Water Roberts Meadow Brk | 1956 | 1,163 | Fair |
| ST143 Main Rd over Water Westfield River | 1947 | 1,150 | Fair |
| Hwy Goss Hill Rd over Water M Br Westfield Riv | 1900 | 1,100 | Fair |
| Hwy Loudville Rd over Water N Br Manhan River | 1992 | 1,034 | Fair |
| Hwy North St over Water Bachelor Brook | 1927 | 1,034 | Fair |
| Hwy Southmptn Rd over Water Sodom Brook | 1960 | 1,034 | Fair |
| Hwy South St over Water Jabish Brook | 2009 | 1,000 | Good |
| Hwy E Main St over Water E Br Mill River | 1972 | 931 | Fair |
| Hwy Bisbee Rd over Water Page Brook | 1960 | 905 | Poor |
| Hwy Bridge St over Water Mill River | 1937 | 905 | Fair |
| Hwy Easthmptn Rd over Water N Br Manhan River | 1938 | 905 | Fair |
| Hwy Fort Hill Rd over Water Manhan River | 1964 | 905 | Fair |
| Hwy North Rd over Water N Br Manhan River | 1941 | 905 | Fair |
| Hwy Old Blchrtn over Water Beaver Brook | 1938 | 905 | Fair |
| Hwy Gilbert Rd over Water Manhan River | 1956 | 893 | Fair |
| Hwy Village Hill over Water W Br Mill River | 1999 | 786 | Good |
| Hwy Kinne Brk Rd over Water Watts Stream | 1939 | 776 | Fair |
| Hwy Northwest Rd over Water Roberts Meadow Brk | 1938 | 776 | Fair |
| Hwy Mountain Dr over Water Mill River | 1959 | 775 | Good |
| Hwy Ireland St over Water Bronson Brk West B | 2019 | 767 | Good |
| Hwy S Main St over Water Mill River | 1922 | 711 | Fair |
| Hwy Russlvlle Rd over Water Red Brook | 1995 | 685 | Good |
| Hwy Mt Warner Rd over Water Mill River | 2002 | 660 | Good |
| Hwy Pleasant St over Water Muddy Brook | 1935 | 646 | Fair |
| Hwy Water St over Water Roberts Meadow Brk | 1929 | 646 | Fair |
| Hwy Woodbrdge St over Water Batchelor Brook | 1956 | 646 | Fair |
| Hwy S Main St over Water Mill River | 1957 | 600 | Fair |
| ST112 Clark Rd over Water Bronson Brook | 1938 | 600 | Fair |
| ST143 Old North Rd over Water Trout Brook | 1924 | 550 | Poor |
| Hwy Hardwick Pnd over Water Muddy Brook | 2007 | 517 | Good |
| Hwy Mill St over Water Mill River | 2018 | 517 | Good |
| Hwy Old Chstrfld over Water Webster Brook | 1989 | 517 | Fair |
| St 47 Hadley St over Water Bachelor Brook | 2008 | 517 | Good |
| Hwy Plainfld Rd over Water Westfield River | 1939 | 429 | Fair |
| Hwy East St over Water Dead Br Wstfld Riv | 1954 | 388 | Fair |
| Hwy Porter St over Water Batchelor Brook | 1956 | 388 | Fair |
| Hwy Prry Hll Crs over Water N Br Manhan River | 1956 | 388 | Fair |
| ST112 Dingle Rd over Water Kearney Brook | 2012 | 387 | Good |
| Hwy Chester Rd over Water Smart Brook | 1939 | 359 | Good |
| Hwy Aldrich St over Water Jabish Brook | 1956 | 300 | Fair |
| Hwy Kings Hwy over Water N Br Manhan River | 2022 | 300 | Good |
| Hwy Town Hill Rd over Water Factory Brook | 1911 | 300 | Poor |
| Hwy Valley Rd over Water Moose Brook | 1956 | 260 | Fair |
| Hwy Cold Sprg Rd over Water Swift River | 2004 | 259 | Good |
| Hwy Cudworth Rd over Water Childs Brook | 1985 | 259 | Good |
| Hwy Drury Ln over Water N Br Manhan River | 1998 | 259 | Good |
| Hwy E River Rd over Water Glendale Brook | 1990 | 259 | Good |
| Hwy E River Rd over Water Tuttle Brook | 1951 | 259 | Fair |
| Hwy Ireland St over Water Little River | 1950 | 259 | Fair |
| Hwy Metnghouse R over Water Amethyst Brook | 2015 | 259 | Good |
| Hwy Metnghouse R over Water Harris Brook | 2015 | 259 | Good |
| Hwy Miller Ave over Water Miller Red Brk | 1989 | 259 | Good |
| Hwy Moosebrk Rd over Water Moose Brook | 1956 | 259 | Good |
| Hwy Root Rd over Water Glendale Brook | 1984 | 259 | Good |
| Hwy State St over Water Mill River | 1968 | 259 | Fair |
| Hwy Aldrich St over Water Batchelor Brook | 1941 | 200 | Good |
| Hwy Kings Hwy over Water N Br Manhan River | 2001 | 200 | Good |
| Hwy Fomer Rd over Water Manhan River | 1960 | 130 | Fair |
| Hwy Adams Rd over Water Kinne Brook | 2019 | 129 | Good |
| Hwy Clark Wright over Water Glendale Brook | 1938 | 129 | Fair |
| Hwy Clark Wright over Water Glendale Brook | 1998 | 129 | Fair |
| Hwy Dingle Rd over Water Bronson Brook | 2008 | 129 | Good |
| Hwy Geer Hill Rd over Water Meekin Brook | 2007 | 129 | Good |
| Hwy Goss Hill Rd over Water Little River | 1939 | 129 | Fair |
| Hwy Hemenway Rd over Water Bradford Brook | 1930 | 129 | Fair |
| Hwy Loomis Rd over Water Stones Brook | 1988 | 129 | Fair |
| Hwy Lyman Rd over Water Pond Brook | 1999 | 129 | Good |
| Hwy Nash Rd over Water Meadow Brook | 1940 | 129 | Fair |
| Hwy Old Goshen over Water W Br Mill River | 1999 | 129 | Good |
| Hwy River Rd over Water M Br Westfield Riv | 1957 | 129 | Fair |
| Hwy River Rd over Water M Br Westfield Riv | 1954 | 129 | Good |
| Hwy River Rd over Water Mill River | 1940 | 129 | Fair |
| Hwy River Rd over Water Trout Brook | 1938 | 129 | Fair |
| Hwy River Rd over Water Westfield Brook | 1922 | 129 | Fair |
| Hwy S Union St over Water Mill Brook | 1940 | 129 | Fair |
| Hwy Sam Hill Rd over Water Watts Stream | 2016 | 129 | Good |
| Hwy Sknrvlle Rd over Water Mill River | 1955 | 129 | Good |
| Hwy South St over Water Dead Br Wstfld Riv | 1979 | 129 | Fair |
| Hwy Stage Rd over Water Mill Brook | 1988 | 129 | Fair |
| Hwy Town Hill Rd over Water Factory Brook | 1920 | 129 | Fair |
| Hwy Town Hill Rd over Water Factory Brook | 1939 | 129 | Fair |
| Hwy W Main St over Water Westfield River | 1922 | 129 | Fair |
| Hwy Freight Yard over Other Massdot Depot | 2016 | 120 | Good |
| Hwy Indian Hllw over Water Chauncey Brook | 1938 | 120 | Poor |
| Hwy Stage Rd over Water Meadow Brook | 1938 | 120 | Fair |
| Hwy Doane Rd over Water Flat Brook | 2013 | 100 | Good |
| Hwy Malbouef Rd over Water Flat Brook | 1956 | 100 | Fair |
| Hwy Old Spfld Rd over Water Mill River | 1940 | 100 | Poor |
| Hwy Old Spfld Rd over Water Mill River | 1991 | 100 | Fair |
| Hwy Stage Rd Ext over Water N Br Manhan River | 1996 | 30 | Fair |
| Access Rd over Spillway Channel | 1964 | 20 | Good |
| Indian Hollow Road over Little River | 1940 | – | Poor |