| I-95 over Douglas Swamp | 1967 | 33,700 | Fair |
| I-95 over Hope Swamp | 1967 | 33,200 | Poor |
| I-95 over Pudding Swamp | 1967 | 33,200 | Fair |
| US 76 over Green Swamp | 1941 | 30,400 | Fair |
| US 76/US 378 over Long Branch | 1941 | 26,400 | Fair |
| US 521 over Shot Pouch Branch | 1977 | 25,200 | Fair |
| Sc 120 over Second Mill Pond | 1964 | 25,100 | Fair |
| Sc 120 over RR Csxt | 1965 | 23,200 | Good |
| US 521 over RR Csxt | 1981 | 21,400 | Fair |
| US 76 over U.S. 15 | 1957 | 15,800 | Poor |
| US 76 over U.S. 521 | 2014 | 15,800 | Good |
| US 76/ US 378 over RR Scl Abandoned | 1958 | 14,900 | Fair |
| US 15 over S-43-114/1269 & RR Csxt | 2016 | 14,500 | Good |
| US 76 over U.S. 76 Business | 1958 | 14,300 | Poor |
| US 76/ US 378 over US 401 | 1958 | 14,300 | Fair |
| US 76/US 378 over S-43-307 & RR Csxt | 1957 | 14,300 | Fair |
| US 378 over Trib to Black River | 1929 | 11,200 | Fair |
| US 15 NB over Pocotaligo River | 1968 | 10,600 | Good |
| US 15 SB over Pocotaligo River | 1935 | 10,600 | Poor |
| US 521 over Trib to Pocotaligo River | 1940 | 10,400 | Fair |
| US 521 over Turkey Creek | 2007 | 10,400 | Fair |
| S-43-55 over Shot Pouch Branch | 1960 | 9,900 | Poor |
| US 76 EB over Wateree River Swp-1 | 2009 | 9,350 | Good |
| US 76 EB over Wateree River Swp-2 | 2009 | 9,350 | Fair |
| US 76 EB over Wateree River Swp-3 | 2009 | 9,350 | Fair |
| US 76 WB over Wateree River Swp-1 | 1970 | 9,350 | Fair |
| US 76 WB over Wateree River Swp-2 | 1970 | 9,350 | Fair |
| US 76 WB over Wateree River Swp-3 | 1970 | 9,350 | Fair |
| US 76/US 378 EB over Wateree River | 1987 | 9,350 | Fair |
| S-43-380 over Green Swamp Branch | 1970 | 9,100 | Fair |
| S-43-1074 over Green Swamp Branch | 1984 | 8,900 | Fair |
| S-43-33 over Green Swamp | 2003 | 8,500 | Fair |
| US 76 Bus over Turkey Creek | 1948 | 8,300 | Fair |
| US 15 over Whites Mill Pond | 1935 | 7,700 | Fair |
| US 521 over Rafting Creek | 1923 | 7,600 | Fair |
| US 521 over Rafting Creek | 1961 | 7,600 | Fair |
| S-43-25 over Pocalla Creek | 1949 | 6,700 | Good |
| US 521 over Boots Branch | 1940 | 6,600 | Fair |
| Sc 120 over Cane Savannah Creek | 1971 | 6,200 | Fair |
| S-43-25 over Cane Savannah Creek | 1997 | 5,900 | Fair |
| S-43-673 over Green Swamp | 2007 | 5,600 | Good |
| US 378 EB over Black River | 1972 | 5,600 | Fair |
| US 378 EB over Black River Swamp (no. 1 | 1972 | 5,600 | Fair |
| US 378 EB over Black River Swamp (no. 2 | 1972 | 5,600 | Fair |
| US 378 WB over Black River | 2006 | 5,600 | Fair |
| US 378 WB over Black River Swamp (no. 1 | 2006 | 5,600 | Fair |
| US 378 WB over Black River Swamp (no. 2 | 2006 | 5,600 | Fair |
| S-43-692 over Mush Swamp | 2008 | 5,500 | Good |
| S-43-152 over RR Csxt & Divine Street | 1940 | 5,100 | Poor |
| S-43-82 over Turkey Creek | 1998 | 5,100 | Good |
| S-43-522 over Green Swamp | 1974 | 5,000 | Fair |
| US 378 over I-95 | 1967 | 4,900 | Fair |
| US 521 NB over Little Rafting Creek | 1987 | 4,650 | Good |
| US 521 SB over Little Rafting Creek | 1986 | 4,650 | Good |
| S-43-269 over Us76/378&s-43-1428 1429 | 1990 | 4,500 | Poor |
| S-43-204 over Bluffhead Branch | 1997 | 4,200 | Good |
| US 15 over Cowpen Swamp | 1936 | 4,000 | Fair |
| US 15 over Cowpen Swamp | 1936 | 4,000 | Fair |
| US 401 over Rock Bluff Ck (1) | 1955 | 3,500 | Fair |
| US 401 over Rocky Bluff Swamp (2) | 1955 | 3,500 | Fair |
| S-43-364 over Long Branch | 1997 | 3,200 | Good |
| S-43-40 over Cane Savannah Creek | 1990 | 3,200 | Poor |
| S-43-40 over Mush Swamp | 1971 | 3,200 | Fair |
| Sc 261 over Beech Creek | 1948 | 3,200 | Fair |
| S-43-458 over Nasty Branch | 2006 | 3,100 | Good |
| S-43-227 over Green Swamp | 1993 | 3,000 | Fair |
| S-43-25 over Briar Branch | 1949 | 3,000 | Fair |
| S-43-1488 over US 76/ US 378 | 1999 | 2,800 | Good |
| S-43-251 over Nasty Branch | 2001 | 2,600 | Good |
| S-43-77 over Bush Branch | 1982 | 2,600 | Poor |
| Sc 763 over Br Cane Savannah CR | 1940 | 2,600 | Fair |
| Sc 763 over Hatchet Camp Branch | 1940 | 2,600 | Fair |
| S-43-101 over Turkey Creek | 2017 | 2,500 | Good |
| Sc 341 over I-95 | 1967 | 2,400 | Fair |
| S-43-466 over Turkey Creek | 1967 | 2,200 | Poor |
| US 401 over Cowpen Swamp | 1987 | 2,200 | Fair |
| S-43-528 over Cane Savannah Creek | 1972 | 2,100 | Fair |
| Sc 441 over US 521 | 1986 | 2,100 | Good |
| US 76 over Rocky Bluff Swamp (1) | 1951 | 2,100 | Poor |
| US 76 over Rocky Bluff Swamp (2) | 1951 | 2,100 | Poor |
| Sc 261 over Sammy Swamp | 1974 | 1,900 | Fair |
| Sc 120 over Sammy Swamp | 1930 | 1,850 | Fair |
| Sc 261 over Little Rafting Creek | 1948 | 1,600 | Fair |
| Sc 261 over Rafting Creek | 1948 | 1,600 | Fair |
| S-43-401 over Pocalla Creek | 1996 | 1,550 | Good |
| S-43-528 over Trib to Nasty Br | 2013 | 1,550 | Good |
| US 76 over Black River Swamp | 2004 | 1,550 | Fair |
| US 76 over Scape Ore Creek | 2013 | 1,550 | Good |
| US 76 over Scape Ore Creek (no. 1) | 1999 | 1,550 | Fair |
| US 76 over Scape Ore Creek (no. 2) | 1999 | 1,550 | Good |
| US 76 over Scape Ore Creek (no. 3) | 1999 | 1,550 | Fair |
| S-43-114 over Turkey Creek | 1972 | 1,400 | Poor |
| S-43-92 over Lee Swamp No. 1 | 1986 | 1,200 | Good |
| S-43-92 over Lee Swamp No. 2 | 1985 | 1,200 | Good |
| Sc 527 over Church Branch | 1948 | 1,100 | Fair |
| S-43-119 over Shot Porch Branch | 1955 | 1,000 | Good |
| S-43-370 over Mush Branch | 1997 | 1,000 | Good |
| S-43-46 over Cowpen Swamp | 2015 | 1,000 | Good |
| S-43-46 over Rocky Bluff Swamp | 1996 | 1,000 | Good |
| S-43-46 over Rocky Bluff Swamp #2 | 1930 | 1,000 | Fair |
| S-43-43 over Rafting Creek | 1948 | 950 | Fair |
| S-43-29 over Sammy Swamp | 1998 | 900 | Good |
| S-43-32 over Briar Banch | 2016 | 900 | Good |
| S-43-32 over Pocotaligo River | 2016 | 900 | Good |
| S-43-32 over Pocotaligo Swamp #1 | 2016 | 900 | Good |
| S-43-43 over Bracey Mill Creek | 1987 | 850 | Fair |
| Sc 53 over Hope Swamp | 1948 | 850 | Fair |
| S-43-52 over Duckford Branch | 1980 | 800 | Poor |
| S-43-105 over Rocky Bluff Swamp | 1996 | 750 | Fair |
| Sc 53 over I-95 | 1967 | 750 | Fair |
| Sc 53 over Pudding Swamp | 1948 | 750 | Fair |
| S-43-81 over Mulberry Branch | 2018 | 700 | Good |
| S-43-50 over Tearcoat Branch | 1987 | 650 | Fair |
| S-43-531 over Branch of Nasty Branch | 1996 | 550 | Good |
| S-43-807 over Robert Branch | 2002 | 550 | Good |
| Sc 53 over Douglas Swamp | 1948 | 500 | Good |
| S-43-35 over Long Branch | 2014 | 450 | Good |
| S-43-44 over Rocky Bluff Swamp | 2016 | 450 | Good |
| S-43-263 over Rafting Creek | 2018 | 425 | Good |
| S-43-81 over Alligator Branch | 2017 | 425 | Good |
| S-43-41 over Bluff Swamp No 3 | 1956 | 375 | Fair |
| S-43-41 over Bluff Swamp No 4 | 1951 | 375 | Fair |
| S-43-41 over Concord Branch | 1994 | 375 | Fair |
| S-43-41 over Rocky Bluff Swamp | 1994 | 375 | Good |
| S-43-81 over Camp Branch | 2018 | 375 | Good |
| S-43-150 over Douglas Swamp | 1999 | 325 | Fair |
| S-43-105 over Cowpen Swamp | 2015 | 300 | Good |
| S-43-532 over Nasty Branch | 2014 | 300 | Good |
| S-43-412 over Douglas Swamp | 1997 | 275 | Good |
| S-43-49 over I-95 | 1967 | 275 | Fair |
| S-43-37 over Rafting Creek | 1981 | 250 | Fair |
| S-43-375 over Turkey Creek Branch | 1998 | 250 | Good |
| S-43-57 over Black River #1 | 1999 | 250 | Good |
| S-43-57 over Black River #2 | 1999 | 250 | Fair |
| S-43-59 over I-95 | 1967 | 250 | Fair |
| L-43-4301 over Green Swamp | 1968 | 225 | Fair |
| L-43-4301 over Green Swamp | 1994 | 225 | Fair |
| S-43-106 over Cowpen Swamp | 1995 | 225 | Fair |
| S-43-109 over Rafting Creek | 1978 | 225 | Fair |
| S-43-290 over Br of Rocky Bluff CR | 2016 | 225 | Good |
| S-43-290 over Rocky Bluff Swamp | 2006 | 225 | Good |
| S-43-346 over Beech Creek | 2003 | 225 | Good |
| S-43-346 over Robert Branch | 2004 | 225 | Good |
| S-43-59 over Pudding Swamp | 1958 | 225 | Good |
| S-43-100 over Sammy Swamp | 1986 | 175 | Good |
| S-43-1322 over Green Swamp | 1990 | 175 | Good |
| S-43-341 over Davis Branch | 2013 | 175 | Good |
| S-43-341 over Tearcoat Branch | 2000 | 175 | Good |
| S-43-535 over Sammy Swamp | 1980 | 175 | Poor |
| S-43-601 over Shot Pouch Branch | 2006 | 175 | Good |
| S-43-61 over Douglas Swamp | 1956 | 175 | Fair |
| S-43-59 over Church Branch | 1962 | 150 | Poor |
| S-43-61 over Hope Creek | 2013 | 150 | Good |
| S-43-61 over Three Mile Branch | 1996 | 150 | Good |
| S-43-78 over Pudding Swamp N 0.1 | 1996 | 150 | Good |
| S-43-78 over Pudding Swamp No. 2 | 1996 | 150 | Good |
| S-43-255 over Tearcoat Branch | 2014 | 125 | Good |
| S-43-59 over Hope Swamp | 2005 | 125 | Good |
| S-43-59 over Three Mile Branch | 2003 | 125 | Good |
| S-43-597 over I-95 | 1967 | 125 | Fair |
| S-43-258 over Trib to Pudding Swamp | 2006 | 100 | Good |
| S-43-290 over Cowpen Swamp | 1997 | 100 | Good |
| S-43-290 over Cowpen Swamp No 1 | 1957 | 100 | Fair |
| S-43-346 over Gum Swamp Branch | 1997 | 100 | Good |
| S-43-62 over I-95 | 1967 | 100 | Fair |
| S-43-798 over Hope Swamp | 1975 | 75 | Poor |