| I-95 over Mill Creek | 1963 | 89,058 | Fair |
| I-95 over Stream | 1963 | 89,058 | Fair |
| I-95 over Principio Creek | 1963 | 83,628 | Fair |
| I-95 over Md 824 | 1964 | 80,402 | Fair |
| I-95 over B&o RR | 1963 | 78,625 | Fair |
| I-95 over Big Elk Creek | 1963 | 78,625 | Fair |
| I-95 over Little Northeast Creek | 1963 | 78,625 | Fair |
| I-95 over Md 545 Little Elk Creek | 1963 | 78,625 | Fair |
| I-95 over Northeast Creek | 1963 | 78,625 | Fair |
| I-95 over Md 279 | 1964 | 74,335 | Fair |
| I-95 over Amtrak RR | 1962 | 64,281 | Fair |
| I-95 SB over Frenchtown Rd | 1963 | 46,815 | Fair |
| I-95 Southbound over Red Toad Rd | 1963 | 41,762 | Fair |
| I-95 Northbound over Red Toad Rd | 1963 | 38,564 | Fair |
| I-95 NB over Frenchtown Rd | 1963 | 38,081 | Fair |
| Md 213 over Big Elk Creek | 1999 | 27,998 | Good |
| US 40 over Principio Creek | 1940 | 25,400 | Fair |
| Md 272 over I-95 | 1991 | 23,120 | Good |
| Md 272 over CSX Trans. | 1941 | 22,632 | Fair |
| US 40 over Mill Creek | 1941 | 22,280 | Fair |
| Md 213 over Amtrak | 1989 | 21,818 | Good |
| US 40 over Stony Run | 1940 | 21,540 | Fair |
| US 40 WB over Amtrak | 1992 | 18,638 | Good |
| US 40 EB over Amtrak | 1992 | 17,906 | Fair |
| Md 222 over I-95 | 1963 | 17,842 | Fair |
| US 40 WB over Big Elk Creek | 1939 | 16,172 | Fair |
| US 40 WB over Little Elk Creek | 1939 | 16,172 | Fair |
| US 40 EB over Big Elk Creek | 1939 | 15,537 | Fair |
| US 40 EB over Little Elk Creek | 1939 | 15,537 | Fair |
| US 40 EB over Little Northeast Creek | 1939 | 14,917 | Fair |
| US 40 EB over Northeast Creek | 1939 | 14,917 | Fair |
| Md 213 over Long Branch | 1949 | 14,551 | Fair |
| US 40 WB over Little Northeast Creek | 1939 | 14,332 | Fair |
| US 40 WB over Northeast Creek | 1939 | 14,332 | Fair |
| Md 279 over Big Elk Creek | 1960 | 14,060 | Fair |
| Md 222 over CSX Trans. | 1990 | 13,680 | Fair |
| Md Rt 213 over C&d Canal | 1948 | 13,615 | Fair |
| Md 279 over Little Elk Creek | 1968 | 13,600 | Fair |
| Md 279 over Branch of Big Elk Creek | 1959 | 12,804 | Fair |
| Md 213 over Perch Creek | 1949 | 12,732 | Fair |
| Md 279 over Br of Big Elk Creek | 1959 | 12,410 | Good |
| Md 272 over Amtrak | 2020 | 11,950 | Good |
| US 1 over Branch of Octararo Creek | 1931 | 11,282 | Fair |
| US 1 over Octoraro Creek | 1933 | 11,282 | Fair |
| Md 272 over Northeast Creek | 2001 | 10,462 | Good |
| US 1 over Norfolk Southern RR | 1931 | 9,652 | Fair |
| Oldfield Point Rd over Plum Creek | 1986 | 9,301 | Fair |
| Md 213 over I-95 | 1963 | 9,031 | Fair |
| Md 7D over Big Elk Creek | 1932 | 8,616 | Fair |
| Md 273 over Big Elk Creek | 2020 | 8,500 | Good |
| Md 272 NB over Br of Northeast Creek | 1968 | 8,302 | Fair |
| Md 213 over CSX Transportation | 1991 | 8,241 | Good |
| Md 273 over Little Elk Creek | 1973 | 8,002 | Fair |
| US 1 over Branch of Stone Run | 1956 | 7,802 | Fair |
| US 1 over Stone Run | 1956 | 7,802 | Fair |
| Md 272 SB over Br of North East River | 1987 | 7,412 | Good |
| Md 273 over Little Northeast Creek | 1931 | 6,982 | Fair |
| Md 272 NB over Northeast Creek | 1968 | 6,802 | Fair |
| Md 281 over Big Elk Creek | 1960 | 6,681 | Good |
| Mechanics Valley R over Amtrak | 1980 | 6,680 | Fair |
| Md 213 over Bohemia River | 1988 | 6,317 | Fair |
| Md 272 SB over Northeast Creek | 1945 | 6,302 | Fair |
| Md 268 over Amtrak | 1987 | 6,284 | Fair |
| Old Elk Neck Road over Amtrak | 1980 | 6,148 | Fair |
| Md 273 over Northeast Creek | 1931 | 5,542 | Fair |
| Appleton Road over CSX Railroad | 2011 | 5,438 | Good |
| Mechanics Valley R over Little Northeast Creek | 2016 | 5,420 | Good |
| Md 316 over I-95 | 1963 | 5,326 | Fair |
| Oldfield Point Rd over Little Elk Creek | 1999 | 5,242 | Fair |
| Md 7C over Amtrak | 1991 | 4,860 | Good |
| Md 7C over Mill Creek | 1987 | 4,860 | Fair |
| Mechanics Valley R over CSX Railroad | 1975 | 4,734 | Poor |
| Md 545 over Little Elk Creek | 2011 | 4,721 | Good |
| Md 316 over Br of Big Elk Creek | 1931 | 4,331 | Fair |
| Md 316 over Br of Big Elk Creek | 1931 | 4,331 | Fair |
| Old Elk Neck Road over Mill Creek | 1980 | 4,054 | Good |
| Blue Ball Rd over Little Northeast Creek | 1900 | 4,014 | Fair |
| Warburton Road over Little Northeast Creek | 1994 | 3,672 | Fair |
| Red Toad Road over CSX Railroad | 1973 | 3,390 | Fair |
| Blue Ball Rd over Little Northeast Creek | 2007 | 3,291 | Fair |
| Md 222 over Octoraro Creek | 1900 | 3,250 | Fair |
| West Creek Village over West Branch of Christina | 2008 | 3,184 | Good |
| Md 277 over Big Elk Creek | 1969 | 3,150 | Fair |
| Stevenson Road over Little Northeast Creek | 2008 | 3,100 | Good |
| Theodore Road over Principio Creek | 2006 | 2,708 | Good |
| Md 222 over Happy Valley Branch | 1932 | 2,701 | Fair |
| Md 222 over Rock Run | 2016 | 2,700 | Good |
| Md 272 over Hance Point Creek | 1957 | 2,650 | Fair |
| Md 7C over Northeast Creek | 1921 | 2,585 | Fair |
| Theodore Road over Stony Run | 2006 | 2,510 | Good |
| Bouchelle Road over I-95 | 1963 | 2,486 | Fair |
| Union Church Road over I-95 | 1964 | 2,408 | Fair |
| Md 7C over Br of Northeast Creek | 1900 | 2,360 | Fair |
| Md 7C over Stony Run | 1931 | 2,360 | Fair |
| Md 286 over Back Creek | 2003 | 2,311 | Good |
| Leeds Road over Little Elk Creek | 1967 | 2,203 | Fair |
| Walnut Street over Stone Run | 1991 | 2,197 | Fair |
| Barksdale Road over West Branch of Christian | 2008 | 2,053 | Good |
| Dr. Jack Road over Octoraro Creek | 1989 | 2,044 | Good |
| Little Egypt Rd over Christina River | 1967 | 2,020 | Good |
| Coudon Boulevard over Mill Creek | 2003 | 1,890 | Good |
| Coudon Boulevard over Tributary to Mill Creek | 2003 | 1,890 | Fair |
| Brewster Bridge Ro over Big Elk Creek | 1972 | 1,817 | Fair |
| Old Elk Neck Road over Piney Creek | 2015 | 1,762 | Good |
| Dr Jack Road over Abandoned Railroad | 1981 | 1,757 | Fair |
| Md 7B over Mill Creek | 2006 | 1,700 | Good |
| Md 7B over Principio Creek | 1995 | 1,700 | Good |
| Md 7B over Principo Creek | 1995 | 1,700 | Fair |
| Md 267 over Amtrak | 1967 | 1,680 | Fair |
| Md 267 over Amtrak | 1974 | 1,680 | Fair |
| Md 267 over Red Rum Run | 1915 | 1,680 | Fair |
| Nottingham Rd over CSX Railroad | 2012 | 1,679 | Good |
| Razor Strap Road over Stony Run | 2017 | 1,661 | Good |
| Lums Road over Northeast Creek | 1992 | 1,586 | Good |
| Dr. Miller Road over West Branch | 1992 | 1,470 | Fair |
| Glebe Rd over Scotchman Creek | 1985 | 1,465 | Fair |
| Old Telegraph Road over Great Bohemia Creek | 2002 | 1,456 | Fair |
| Belvidere Road over I-95 | 1963 | 1,435 | Fair |
| Post Road over Principio Creek | 1992 | 1,431 | Good |
| Iron Hill Road over Amtrak | 1981 | 1,423 | Fair |
| Little Egypt Rd over East Branch Christiana R | 1968 | 1,401 | Fair |
| Iron Hill Road over Persimmon Run | 1978 | 1,389 | Fair |
| Horseshoe Road over Stone Run | 2000 | 1,369 | Good |
| Calvert Road over Northeast Creek | 2011 | 1,360 | Good |
| Calvert Road over Northeast Creek | 1994 | 1,342 | Good |
| Ricketts Mill Rd over Big Elk Creek | 1965 | 1,318 | Fair |
| New Bridge Rd over Octoraro Creek | 1884 | 1,279 | Fair |
| Firetower Road over Basin Run | 2012 | 1,219 | Good |
| Belvidere Road over CSX Railroad | 1973 | 1,207 | Fair |
| Mount Street over Stone Run | 1960 | 1,162 | Fair |
| Red Toad Road over Principio Creek | 2008 | 1,092 | Good |
| Bethel Church Road over Stoney Run | 1968 | 1,079 | Fair |
| Dogwood Rd over Dogwood Run | 1996 | 991 | Good |
| Childs Road over Little Elk Creek | 1946 | 964 | Fair |
| Deaver Road over I-95 | 1964 | 954 | Fair |
| Old Telegraph Rd over Sandy Branch | 2000 | 948 | Fair |
| Liberty Grove Road over Basin Run | 1929 | 938 | Good |
| Liberty Grove Road over Rock Run Creek | 1940 | 918 | Poor |
| Pilot Town Road over Conowingo Creek | 1972 | 878 | Fair |
| Reservoir Road over Minor Trib of Mill Creek | 2016 | 874 | Good |
| Deaver Rd over CSX Railroad | 1940 | 857 | Fair |
| Principio Road over Principio Creek | 1980 | 834 | Fair |
| Carpenters Pt Road over Unnamed Stream | 2013 | 811 | Good |
| Ragan Road over Branch of Octoraro Creek | 1945 | 802 | Fair |
| Knights Corner Roa over Long Branch | 2011 | 782 | Good |
| Old Elk Neck Road over Plum Creek | 1992 | 777 | Fair |
| Gallaher Road over Gramies Run | 2004 | 743 | Good |
| Belvidere Road over Principio Creek | 1996 | 675 | Fair |
| Providence Road over Little Elk Creek | 1981 | 639 | Fair |
| Bohemia Church Roa over Little Bohemia Creek | 2012 | 580 | Good |
| Cool Springs Road over Trib to Northeast River | 2007 | 561 | Good |
| North East Isles D over Stony Run | 1992 | 547 | Fair |
| Kirks Mill Lane over Northeast Creek | 2003 | 546 | Good |
| Black Snake Road over Little Elk Creek | 1979 | 545 | Fair |
| Baron Rd over CSX Railroad | 2015 | 535 | Good |
| Mccauley Road over Basin Run | 1884 | 526 | Fair |
| Old Telegraph Road over Back Creek | 1930 | 525 | Fair |
| Middle Neck Road over Sandy Branch | 1998 | 521 | Fair |
| Bohemia Church Roa over Little Bohemia Creek | 2018 | 500 | Good |
| Md 327 over Amtrak | 1942 | 499 | Fair |
| Blake Rd over Little Elk Creek | 2010 | 417 | Good |
| Frist Road over Basin Run | 2007 | 405 | Good |
| Crothers Road over Northeast Creek | 1964 | 390 | Fair |
| Slicers Mill Road over Stone Run | 1984 | 390 | Fair |
| Colora Road over Basin Run | 2001 | 383 | Good |
| Springfield Drive over Little Northeast Creek | 1980 | 379 | Fair |
| Old Telegraph Road over Sandy Branch | 1965 | 361 | Good |
| Wheatley Road over Little Northeast Creek | 1965 | 355 | Fair |
| Rowland Road over Basin Run | 2011 | 331 | Good |
| Ragan Road over Branch of Octoraro Creek | 2011 | 327 | Good |
| Granite Avenue over Rock Run Creek | 1930 | 309 | Poor |
| Wheatley Road over West Branch | 1966 | 309 | Poor |
| Merry Knoll Lane over Branch of Octoraro Creek | 1983 | 298 | Fair |
| Winch Rd over CSX Railroad | 2010 | 260 | Good |
| New Cut Road over Mill Pond Stream | 2000 | 242 | Good |
| Winch Road over I-95 | 1964 | 242 | Fair |
| Bailiff Road over Stony Run | 1950 | 219 | Fair |
| Waibel Rd over Branch of Basin Run | 2016 | 205 | Good |
| Russell Road over Gramies Run | 1982 | 204 | Fair |
| Md 591B over Love Run | 1917 | 199 | Fair |
| Fingerboard School over Cabin John Creek | 1975 | 195 | Good |
| Merry Knoll Lane over Branch of Octoraro Creek | 1990 | 188 | Good |
| Basin Run Road over Basin Run | 1900 | 165 | Fair |
| Basin Run Road over Basin Run | 1983 | 157 | Fair |
| Bell Manor Rd over Conowingo Creek | 1885 | 136 | Fair |
| Perryville Communi over Mill Creek | 1989 | 124 | Good |
| New Valley Road over Basin Run | 1977 | 110 | Fair |
| Old Elk Neck Road over Mill Creek | 2004 | 109 | Fair |
| Black Bridge Road over Big Elk Creek | 2002 | 100 | Good |
| Kennel Road over Md Rte 273 | 1960 | 100 | Fair |
| Mill Street over Rock Run | 1940 | 100 | Poor |
| Russell Road over Basin Run | 1930 | 94 | Poor |
| Tawes Drive over Big Elk Creek | 1860 | 10 | Fair |