| SR 54 over Assawoman Bay | Poor | 440.0 ft | 11,464 | 1957 |
| Craigs Mill RD over Craigs Pond Spillway | Poor | 24.0 ft | 196 | 1973 |
| Cods Road over Slaughter Creek | Poor | 35.8 ft | 78 | 1931 |
| Coastal Hgwy/sr1nb over Ped Path | Fair | 143.4 ft | 35,563 | 1967 |
| Coastal Hwy/sr1 SB over Ped Path | Fair | 143.0 ft | 35,563 | 1967 |
| Coastal Hwy/sr1 SB over Lewes Rehoboth Canal | Fair | 407.5 ft | 31,200 | 1978 |
| US 13 N & SR 20 W over Williams Pond | Fair | 104.7 ft | 31,002 | 1952 |
| Us113/dupont BLVD over Betts Pond | Fair | 22.3 ft | 24,039 | 1912 |
| Dupont Blvd/us113 over Wartons Branch | Fair | 28.9 ft | 23,985 | 1911 |
| US 113/dupont BLVD over Vines Creek | Fair | 48.9 ft | 23,620 | 1948 |
| Sussex Hgwy / Us13 over Gravelly Run | Fair | 25.3 ft | 23,386 | 1951 |
| Rehoboth AVE over Lewes-rehoboth Canal | Fair | 169.0 ft | 21,673 | 1986 |
| Coastal Hgwy /sr1 over Broadkill River | Fair | 287.1 ft | 17,782 | 1967 |
| Us113/dupont Blvd. over Gravelly Branch | Fair | 22.0 ft | 17,549 | 1993 |
| John J Williams Hy over Indian River | Fair | 74.5 ft | 16,930 | 1981 |
| Stein Hwy/sr20 over Norfolk Southern | Fair | 560.0 ft | 15,824 | 1940 |
| US 13 S & SR 20 E over Williams Pond | Fair | 104.7 ft | 15,758 | 1952 |
| US 13 N & SR 20 W over Nanticoke River | Fair | 327.8 ft | 15,758 | 1951 |
| US 13 S & SR 20 E over Nanticoke River | Fair | 327.8 ft | 15,758 | 1951 |
| John Williams Hgwy over Love Creek | Fair | 606.3 ft | 15,735 | 1992 |
| Sr1 Nb/coastal Hy over Lewes Rehoboth Canal | Fair | 407.5 ft | 15,600 | 1985 |
| Coastal Hgwy/sr1 over Mispillion River | Fair | 312.7 ft | 14,302 | 1971 |
| Atlantic AVE /sr26 over Assawoman Canal | Fair | 169.0 ft | 12,852 | 1987 |
| Coastal Hwy/sr1 SB over Cedar Creek | Fair | 84.6 ft | 12,515 | 1972 |
| Coastal Hgwy/sr1 over Mispillion River | Fair | 307.1 ft | 12,269 | 1971 |
| Seashore Hy/sr404 over Marshyhope Creek | Fair | 153.5 ft | 11,755 | 1958 |
| Seashore Hy/sr18 over Nanticoke River | Fair | 69.9 ft | 11,140 | 1920 |
| Freeman Highway over Lewes-rehoboth Canal | Fair | 358.9 ft | 9,371 | 1966 |
| Sr1 Sb/coastal HWY over Waples Pond | Fair | 45.6 ft | 9,151 | 1973 |
| Beach Hgwy / SR 16 over Nanticoke River | Fair | 34.4 ft | 9,027 | 1936 |
| Rehoboth Blvd/sr14 over Coastal Hgwy / Sr1 | Fair | 238.5 ft | 8,927 | 1971 |
| Front ST over Nanticoke River | Fair | 201.8 ft | 8,015 | 1926 |
| Central AVE over Assawoman Canal | Fair | 126.3 ft | 7,970 | 1985 |
| Middleford RD over Trib. Of Nanticoke River | Fair | 138.5 ft | 7,838 | 1954 |
| Savannah Rd/us9 over Lewes-rehoboth Canal | Fair | 149.3 ft | 7,657 | 1983 |
| Stein Hwy/sr20 over Norfolk Southern | Fair | 245.1 ft | 6,968 | 1985 |
| County Seat Hy/us9 over Tyndall Branch | Fair | 26.9 ft | 6,883 | 1920 |
| Zoar Rd. over Morris Mill Pond | Fair | 25.9 ft | 6,149 | 1932 |
| Bayard Ave./sr1a over Silver Lake | Fair | 261.5 ft | 6,130 | 1938 |
| Laurel RD over James Branch | Fair | 47.9 ft | 6,064 | 1920 |
| Central AVE over Broad Creek | Fair | 98.4 ft | 5,984 | 1923 |
| German RD over Concord Pond Spillway | Fair | 63.0 ft | 5,902 | 1980 |
| High ST over Norfolk Southern | Fair | 101.7 ft | 5,780 | 1941 |
| Millsboro Hwy/sr26 over Gum Branch | Fair | 29.5 ft | 5,657 | 2013 |
| Tharp Rd. over Williams Pond | Fair | 53.8 ft | 5,483 | 1994 |
| Old Furnace Rd. over Gravelly Fork | Fair | 20.0 ft | 4,937 | 1999 |
| New RD over Canary Creek | Fair | 32.2 ft | 4,677 | 1989 |
| Old Furnace Rd. over Nanticoke River | Fair | 56.1 ft | 4,583 | 1919 |
| Armory Rd. over Vines Creek | Fair | 56.1 ft | 4,458 | 1982 |
| Mulberry ST over Broadkill Creek | Fair | 57.4 ft | 4,042 | 1992 |
| Bridgeville Hgwy over Clear Brook | Fair | 26.6 ft | 3,966 | 1919 |
| Thompsonville Rd. over Betts Pond | Fair | 23.6 ft | 3,914 | 2003 |
| Old Mill Bridge RD over Dirickson Creek | Fair | 38.1 ft | 3,548 | 1961 |
| SR 36 / Shawnee RD over Johnson Branch | Fair | 23.0 ft | 3,486 | 1947 |
| Pepper Rd. over Vines Creek | Fair | 30.8 ft | 3,436 | 1990 |
| Old Furnace Rd. over Deep Creek | Fair | 40.0 ft | 3,325 | 1933 |
| Poplar ST over Broad Creek | Fair | 111.9 ft | 3,164 | 1915 |
| Double Bridges RD over Miller Creek | Fair | 32.8 ft | 3,100 | 1986 |
| Redden Rd. over Nanticoke River | Fair | 42.0 ft | 3,013 | 1957 |
| Redden Rd. over Gum Branch | Fair | 29.9 ft | 3,013 | 1957 |
| Redden Rd. over Gravelly Branch | Fair | 38.1 ft | 2,950 | 1934 |
| Bethel Rd. over Broad Creek | Fair | 259.8 ft | 2,751 | 1968 |
| Broadkill Rd/sr16 over Broadkill Sound | Fair | 219.2 ft | 2,331 | 1977 |
| Pilot Town RD over Canary Creek | Fair | 64.6 ft | 2,118 | 1986 |
| Coverdale Rd. over Gravelly Fork | Fair | 60.4 ft | 2,025 | 1983 |
| Broadkill Rd. over Trib. Of Broadkill River | Fair | 43.6 ft | 1,938 | 1989 |
| Sycamore RD over Elliot Pond Branch | Fair | 26.9 ft | 1,436 | 2012 |
| Griffiths Lake DR over Griffith Lake Spillway | Fair | 55.1 ft | 1,421 | 1988 |
| SR 54/cypress Rd. over Pocomoke River | Fair | 42.0 ft | 1,366 | 1968 |
| Wooten RD over Trussum Pond Spillway | Fair | 23.6 ft | 1,299 | 1970 |
| Clendaniel Pond RD over Clendaniel Pond | Fair | 22.0 ft | 1,276 | 1932 |
| Woodland RD over Chapel Branch | Fair | 40.4 ft | 1,274 | 1966 |
| US 9 over Delaware Bay | Fair | 61.0 ft | 1,237 | 1964 |
| Cypress Rd. / Sr54 over Bald Cypress Branch | Fair | 27.6 ft | 1,136 | 1962 |
| Woodyard RD over White Marsh Branch | Fair | 22.6 ft | 1,095 | 1963 |
| Rifle Range RD over Nanticoke River | Fair | 70.9 ft | 1,079 | 1969 |
| Mt Pleasant RD over Tussocky Branch | Fair | 28.9 ft | 1,044 | 1986 |
| Fawn RD over Nanticoke River | Fair | 35.1 ft | 931 | 1930 |
| Woodland RD over Butler Mill Branch | Fair | 40.0 ft | 895 | 1975 |
| Poplar St/ RD 535b over Williams Pond | Fair | 76.1 ft | 847 | 1954 |
| Godwin School Rd. over Ingram Pond | Fair | 37.1 ft | 746 | 1957 |
| SR 36 over Cedar Creek | Fair | 83.0 ft | 608 | 1949 |
| Cedar Beach RD over Coastal Hgwy / Sr1 | Fair | 208.7 ft | 602 | 1971 |
| US 9 over Delaware Bay | Fair | 61.0 ft | 580 | 1964 |
| Slaughter Beach RD over Slaughter Creek | Fair | 44.0 ft | 533 | 1975 |
| Fleetwood Pond RD over Fleetwood Pond Spillway | Fair | 32.2 ft | 454 | 1967 |
| Lakeview Rd. over Phillips Ditch | Fair | 21.0 ft | 442 | 1965 |
| Saint George RD over Meadow Branch | Fair | 22.0 ft | 398 | 1968 |
| Bethel Rd. over Pocomoke River | Fair | 48.6 ft | 398 | 1969 |
| Blueberry Lane over Laurel Ditch | Fair | 21.0 ft | 303 | 2007 |
| Hunters Cove RD over West Branch | Fair | 28.9 ft | 241 | 1962 |
| Round Pole Bridge over Beaverdam Creek | Fair | 60.0 ft | 129 | 1985 |
| Cart Branch Rd. over Cart Branch | Fair | 21.0 ft | 40 | 2010 |
| Sr1 / Coastal Hgwy over Indian River Inlet | Good | 2600.1 ft | 24,984 | 2012 |
| Sussex Hwy/us13 NB over Records Pond | Good | 194.2 ft | 23,291 | 1951 |
| Sussex HWY / Us13 over Records Pond | Good | 194.2 ft | 23,291 | 1951 |
| Sussex Hgwy (us13) over Clear Brook | Good | 32.2 ft | 18,153 | 1952 |
| John J Williams Hy over Burton Prong | Good | 25.6 ft | 18,035 | 1939 |
| Coastal HWY / Sr1 over Broadkill River | Good | 285.1 ft | 17,782 | 1967 |
| Lighthouse Rd/sr54 over Tidal Ponds | Good | 1633.9 ft | 13,785 | 2003 |
| Lighthouse Rd/sr54 over Tidal Ponds | Good | 782.8 ft | 13,785 | 2003 |
| Seashore Highway over Deep Creek | Good | 34.1 ft | 13,664 | 1922 |
| Main St. / SR 26 over Pepper Creek | Good | 27.9 ft | 11,935 | 1988 |
| Seashore Highway over Collins Mill Pond | Good | 25.3 ft | 10,964 | 1922 |
| Coastal Hgwy/sr1 over Cedar Creek | Good | 84.0 ft | 10,100 | 1999 |
| Vines Creek RD over Vines Creek | Good | 125.7 ft | 9,671 | 1990 |
| Dagsboro RD over Whartons Branch | Good | 27.9 ft | 9,578 | 1940 |
| SR Nb/coastal Hgy over Waples Pond | Good | 43.0 ft | 9,151 | 2003 |
| Kent Ave. over Assawoman Canal | Good | 148.0 ft | 5,711 | 1988 |
| Robinsonville RD over Love Creek | Good | 25.3 ft | 5,492 | 2016 |
| Cedar Creek Rd/sr3 over Cedar Creek/swiggets Pon | Good | 22.0 ft | 5,189 | 1987 |
| Mt Zion Church RD over Dirickson Creek | Good | 30.5 ft | 4,946 | 1968 |
| Seashore HWY over Bridgeville Branch Ditch | Good | 24.9 ft | 4,602 | 2024 |
| Union ST over Broadkill River | Good | 40.4 ft | 4,529 | 1993 |
| Iron Branch RD over Iron Branch | Good | 32.5 ft | 4,218 | 1964 |
| Omar Rd. over Vines Creek | Good | 68.2 ft | 3,580 | 1999 |
| Old Furnace RD over Deep Creek | Good | 63.0 ft | 3,412 | 2010 |
| RD 206 over SR 1 | Good | 212.6 ft | 3,358 | 2014 |
| Johnson Store RD over Dirickson Creek | Good | 30.5 ft | 2,604 | 1961 |
| Marshall Street over Herring Branch | Good | 22.6 ft | 2,393 | 2012 |
| Mitchell St. over Iron Branch | Good | 24.0 ft | 2,257 | 1980 |
| SR 18 over Clear Brook | Good | 24.0 ft | 2,203 | 1941 |
| Stockley RD over Sheep Pen Ditch | Good | 26.2 ft | 1,605 | 2012 |
| Delaware AVE over Broad Creek | Good | 86.9 ft | 1,576 | 1966 |
| Elks Rd. over Clear Brook | Good | 25.3 ft | 1,238 | 2021 |
| Shell Bridge Rd. over Trib Of Broad Creek | Good | 35.1 ft | 978 | 1999 |
| Conrail Rd. over Bucks Branch | Good | 30.5 ft | 895 | 2015 |
| Portsville/w6th ST over Little Creek | Good | 52.5 ft | 843 | 1999 |
| Daisy Rd. over Pocomoke River | Good | 65.0 ft | 770 | 2016 |
| West Line RD over Buntings Branch | Good | 22.0 ft | 768 | 2013 |
| Old Sharptown RD over Cod Branch | Good | 29.9 ft | 725 | 1985 |
| Frankford School R over Vines Creek | Good | 32.2 ft | 626 | 1988 |
| Prime Hook RD over Old Slaughter Creek | Good | 73.2 ft | 550 | 2016 |
| West Robbins Rd. over Gravelly Ditch | Good | 24.9 ft | 518 | 2023 |
| Pepper Pond RD over Trap Pond Spillway | Good | 42.0 ft | 505 | 1952 |
| Deer Forest Rd. over Gravelly Branch | Good | 54.5 ft | 493 | 1996 |
| Sunnyside Rd. over Gum Branch | Good | 29.9 ft | 457 | 2019 |
| Rum Bridge Rd. over Mccolleys Branch | Good | 22.3 ft | 454 | 2015 |
| Hitch Pond Rd. over Hitch Pond | Good | 63.6 ft | 431 | 1982 |
| Lakeview Rd. over Shoals Branch | Good | 21.0 ft | 422 | 2011 |
| Firemans RD over Gum Branch | Good | 21.3 ft | 356 | 2020 |
| Scott Land RD over Grays Branch | Good | 24.0 ft | 339 | 2010 |
| Arvey Road over James Branch | Good | 21.0 ft | 301 | 1962 |
| Johnson Rd. over Wileys Pond | Good | 25.3 ft | 279 | 2021 |
| Handy RD over Houston Branch | Good | 22.0 ft | 243 | 2007 |
| Baker Mill RD over Tyndall Branch | Good | 24.3 ft | 213 | 1985 |
| Bear Hole RD over Bearhole Ditch | Good | 20.3 ft | 193 | 2010 |
| Tuckers Rd. over West Branch | Good | 34.1 ft | 181 | 2022 |
| Tuckers RD over Toms Dam Branch | Good | 40.0 ft | 149 | 2014 |
| Signature BLVD over Drum Creek | Good | 21.0 ft | 139 | 2004 |
| Wooten Rd. over Racoon Pond Spillway | Good | 36.1 ft | 130 | 2003 |
| Willow ST over Records Pond | Good | 30.8 ft | 99 | 1910 |
| Maple Branch Rd. over Maple Marsh & Beaver Dam | Good | 24.9 ft | 99 | 2020 |
| 1st Street over Lake Gerar | Good | 27.9 ft | 99 | 2008 |