| Sc 527 over Boggy Swamp | Poor | 32.2 ft | 1,450 | 1943 |
| S-45-33 over Mill Branch | Poor | 29.9 ft | 1,400 | 1972 |
| Sc 512 over Paisley Swamp (no. 2) | Poor | 60.0 ft | 750 | 1978 |
| S-45-38 over Cedar Swamp | Poor | 60.0 ft | 350 | 1976 |
| S-45-85 over Boggy Swamp | Poor | 29.9 ft | 300 | 1965 |
| S-45-454 over Br Of Clapp Swamp | Poor | 44.9 ft | 300 | 1968 |
| S-45-259 over Clapp Swamp | Poor | 29.9 ft | 275 | 1960 |
| S-45-40 over Br Of Muddy Ck (co Line) | Poor | 29.9 ft | 275 | 1963 |
| C-45-400 over Smiths Swamp | Poor | 29.9 ft | 200 | 1965 |
| L-964 Alvamarie LN over Branch To Kingstree Cana | Poor | 29.9 ft | 200 | 1961 |
| S-45-728 over Branch Of Kingstree SW | Poor | 44.9 ft | 175 | 1984 |
| S-45-143 over Thorntree Swamp | Poor | 60.0 ft | 150 | 1973 |
| Sc 527 over S.c.l. Rr | Fair | 263.1 ft | 7,700 | 1968 |
| Sc 41 over Black Mingo Creek | Fair | 240.2 ft | 6,700 | 1942 |
| US 52 over Black River Swamp | Fair | 450.1 ft | 6,100 | 2000 |
| US 52 over Black River Overflow | Fair | 600.1 ft | 6,100 | 2000 |
| S-45-186 over Br-kingstree Swp Canal | Fair | 29.9 ft | 4,800 | 1963 |
| US 521 over Johnsons Swamp | Fair | 200.1 ft | 3,100 | 1931 |
| US 521 over Spring Valley Swamp | Fair | 40.0 ft | 3,100 | 1931 |
| US 521 over Ox Swamp | Fair | 149.9 ft | 3,100 | 1931 |
| US 521 over Stony Run | Fair | 24.9 ft | 3,100 | 1931 |
| S-45-271 over Kingstree SW Canal | Fair | 29.9 ft | 2,800 | 1970 |
| Sc 527 over Pudding Swamp | Fair | 419.9 ft | 2,800 | 1985 |
| Sc 527 over Clapp Swamp | Fair | 120.1 ft | 2,800 | 1992 |
| Sc 261 over Indiantown Swamp | Fair | 89.9 ft | 2,700 | 1954 |
| Sc 261 over Paisley Swamp | Fair | 149.9 ft | 2,300 | 1954 |
| Sc 261 over Boggy Swamp | Fair | 89.9 ft | 2,300 | 1954 |
| US 521 over Thorntree Swamp | Fair | 34.1 ft | 2,200 | 1931 |
| US 521 over S.c.l. Railroad | Fair | 140.1 ft | 2,200 | 1937 |
| Sc 261 over Mill Branch | Fair | 75.1 ft | 1,650 | 1930 |
| Sc 527 over Birch Creek | Fair | 44.0 ft | 1,450 | 1948 |
| S-45-33 over Smith Swamp | Fair | 29.9 ft | 1,400 | 1972 |
| S-45-33 over Kingstree Swamp | Fair | 44.9 ft | 1,400 | 1982 |
| S-45-33 over Kingstree Swamp Canal | Fair | 44.9 ft | 1,400 | 1982 |
| Sc 512 over Indiantown Swamp | Fair | 33.1 ft | 1,250 | 1948 |
| Sc 512 over Poplar Hill Branch | Fair | 32.2 ft | 1,250 | 1948 |
| S-45-104 over Broad Swamp Canal | Fair | 75.1 ft | 1,200 | 1962 |
| S-45-30 over Black River | Fair | 435.0 ft | 1,000 | 1962 |
| S-45-58 over Br Of Muddy Ck | Fair | 29.9 ft | 1,000 | 1968 |
| S-45-24 over Campbells Swamp | Fair | 60.0 ft | 1,000 | 1970 |
| S-45-24 over Burnetts Swamp | Fair | 44.9 ft | 1,000 | 1970 |
| L-45-469 over Poplar Hill Br | Fair | 44.9 ft | 850 | 2005 |
| S-45-35 over Bennett Swamp | Fair | 60.0 ft | 800 | 1949 |
| S-45-118 over Br Of Boggy Swamp | Fair | 44.9 ft | 800 | 1965 |
| S-45-35 over Hollimans Swamp | Fair | 44.9 ft | 800 | 1966 |
| S-45-35 over Mills Branch | Fair | 149.9 ft | 800 | 1995 |
| S-45-35 over Br Of Black River | Fair | 149.9 ft | 800 | 1995 |
| S-45-35 over Br Of Black River | Fair | 89.9 ft | 800 | 1995 |
| S-45-24 over Cedar Swamp | Fair | 54.1 ft | 750 | 1948 |
| S-45-24 over Turkey Creek | Fair | 20.7 ft | 750 | 1948 |
| S-45-40 over Muddy Creek | Fair | 44.9 ft | 750 | 1958 |
| S-45-40 over Mill Creek | Fair | 44.9 ft | 750 | 1958 |
| S-45-44 over Clapp Swamp Trib | Fair | 44.9 ft | 750 | 1965 |
| S-45-319 over Soccee Swamp | Fair | 89.9 ft | 700 | 1962 |
| S-45-16 over Br Of Ox Swamp | Fair | 44.9 ft | 700 | 1963 |
| S-45-84 over Indian Town Swamp | Fair | 44.9 ft | 700 | 1963 |
| S-45-48 over Br-mt. Hope Swp | Fair | 42.0 ft | 600 | 1961 |
| S-45-48 over Br-mt. Hope Swp | Fair | 27.9 ft | 600 | 1961 |
| S-45-285 over Tisdale Branch | Fair | 29.9 ft | 600 | 1961 |
| S-45-28 over Clapp Swamp Canal | Fair | 44.9 ft | 600 | 1969 |
| S-45-121 over Poplar Hill Branch | Fair | 44.9 ft | 600 | 1998 |
| S-45-116 over White Oak Swamp | Fair | 29.9 ft | 550 | 1966 |
| S-45-438 over Br Of Boggy Swamp | Fair | 44.9 ft | 550 | 1966 |
| S-45-116 over Mc/namee Swamp | Fair | 44.9 ft | 550 | 1968 |
| S-45-444 over Mill Creek | Fair | 75.1 ft | 475 | 1966 |
| S-45-317 over Br Of Ox Swamp | Fair | 44.9 ft | 450 | 1963 |
| S-45-525 over Johnson Swamp Creek | Fair | 210.0 ft | 450 | 1971 |
| S-45-385 over Br-thorntree Swamp | Fair | 44.9 ft | 425 | 1974 |
| S-45-221 over Br Of Ox Swamp | Fair | 44.9 ft | 375 | 1960 |
| S-45-223 over Johnson Swamp | Fair | 60.0 ft | 375 | 1960 |
| S-45-30 over Dry Swamp | Fair | 29.9 ft | 375 | 1962 |
| S-45-197 over Laws Swamp | Fair | 75.1 ft | 375 | 1987 |
| S-45-45 over Wee Tee Branch | Fair | 60.0 ft | 350 | 1956 |
| S-45-116 over Home Swamp | Fair | 60.0 ft | 350 | 1956 |
| S-45-290 over Indian Town Swamp | Fair | 29.9 ft | 350 | 1962 |
| S-45-585 over Kingstree Swamp | Fair | 44.9 ft | 325 | 1975 |
| S-45-86 over Turkey Creek | Fair | 75.1 ft | 300 | 1958 |
| S-45-90 over Br-thorntree Swp | Fair | 29.9 ft | 300 | 1967 |
| S-45-454 over Clapp Swamp | Fair | 89.9 ft | 300 | 1968 |
| S-45-85 over Indian Town Swamp | Fair | 60.0 ft | 300 | 1993 |
| S-45-454 over Smiths Swamp | Fair | 65.9 ft | 300 | 1995 |
| S-45-315 over Kingstree Swamp Canal | Fair | 29.9 ft | 275 | 1965 |
| S-45-639 over Birch Creek | Fair | 60.0 ft | 275 | 1973 |
| S-45-26 over Mt. Hope Swamp | Fair | 60.0 ft | 275 | 1961 |
| S-45-574 over Johnson Swamp | Fair | 44.9 ft | 250 | 1966 |
| S-45-122 over Flat Creek | Fair | 43.0 ft | 225 | 1955 |
| S-45-122 over Murray Swamp | Fair | 60.0 ft | 225 | 1962 |
| S-45-122 over Johnsons Swamp | Fair | 29.9 ft | 225 | 1962 |
| S-45-80 over Hallimans Swamp | Fair | 44.9 ft | 225 | 1973 |
| S-45-629 over Murry Swamp | Fair | 29.9 ft | 225 | 1977 |
| S-45-383 over Birch Creek | Fair | 44.9 ft | 200 | 1966 |
| S-45-383 over Birch Creek | Fair | 44.9 ft | 200 | 1966 |
| C-45-641 over Kingstree Swamp | Fair | 44.9 ft | 200 | 1973 |
| C-45-388 over Jones Swamp | Fair | 41.0 ft | 200 | 1998 |
| S-45-249 over Br Kingstree Swp Canal | Fair | 29.9 ft | 175 | 1958 |
| S-45-381 over Br Of Soccee Swamp | Fair | 29.9 ft | 175 | 1966 |
| S-45-382 over Br Kingstree Swp Canal | Fair | 29.9 ft | 175 | 1966 |
| S-45-574 over Br Of Flat CR | Fair | 29.9 ft | 175 | 1966 |
| S-45-498 over Trib-black River | Fair | 29.9 ft | 175 | 1969 |
| S-45-526 over Johnsons Swamp | Fair | 44.9 ft | 175 | 1972 |
| S-45-552 over Smith Swamp | Fair | 60.0 ft | 175 | 2005 |
| S-45-382 over Br Kingstree Swp Canal | Fair | 29.9 ft | 175 | 1976 |
| S-45-362 over Br Of Poplar Hill | Fair | 44.9 ft | 150 | 1963 |
| S-45-370 over Hollimans Swamp | Fair | 44.9 ft | 150 | 1966 |
| S-45-74 over Turkey Creek | Fair | 29.9 ft | 125 | 1960 |
| S-45-45 over June Branch | Fair | 44.9 ft | 125 | 1961 |
| S-45-160 over Br-poplar Hill Br | Fair | 44.9 ft | 125 | 1963 |
| S-45-300 over Poplar Hill Branch | Fair | 75.1 ft | 125 | 1963 |
| S-45-363 over Br-poplar Hill Br | Fair | 29.9 ft | 125 | 1963 |
| S-45-586 over Br. Clapp Swamp | Fair | 29.9 ft | 125 | 1965 |
| S-45-453 over Thorntree Swamp | Fair | 75.1 ft | 125 | 1967 |
| S-45-573 over White Oak Swamp | Fair | 44.9 ft | 125 | 1973 |
| S-45-754 over Smiths Swamp | Fair | 44.9 ft | 125 | 1987 |
| S-45-161 over Campbell Swamp | Fair | 29.9 ft | 75 | 1956 |
| S-45-286 over Br Of Soccee Swamp | Fair | 29.9 ft | 75 | 1962 |
| S-45-326 over Cedar Swamp | Fair | 44.9 ft | 50 | 1963 |
| S-45-496 over Br Of Boggy Swamp | Fair | 29.9 ft | 25 | 1978 |
| Sc 41 over Black River | Good | 1440.0 ft | 7,400 | 2003 |
| Sc 41 over Horsepen Creek | Good | 210.0 ft | 7,400 | 1998 |
| US 52 over Smith Swamp | Good | 21.0 ft | 6,200 | 1952 |
| US 52 over Black River Swamp | Good | 359.9 ft | 6,100 | 2000 |
| US 52 over Black River | Good | 279.9 ft | 6,100 | 2000 |
| S-45-186 over Browns Branch | Good | 60.0 ft | 4,800 | 1999 |
| Sc 41 over Big Dam Swamp | Good | 31.8 ft | 4,200 | 1942 |
| Sc 41 over Smith Branch | Good | 23.0 ft | 4,200 | 1942 |
| Sc 527 over Broad Swamp | Good | 240.2 ft | 3,800 | 1995 |
| Sc 377 over Black River | Good | 359.9 ft | 3,700 | 2008 |
| Sc 377 over Black River Swamp (1) | Good | 419.9 ft | 3,700 | 2008 |
| Sc 377 over Black River Swamp (2) | Good | 419.9 ft | 3,700 | 2008 |
| Sc 377 over Black River Swamp (3) | Good | 419.9 ft | 3,700 | 2008 |
| US 52 over Santee River Swamp (md-6 | Good | 810.0 ft | 3,700 | 2000 |
| US 52 over Coastline Railroad | Good | 189.0 ft | 3,700 | 1998 |
| US 52 over Mill Swamp | Good | 31.8 ft | 3,600 | 1952 |
| US 52 over Mcgirts Swamp | Good | 96.1 ft | 3,600 | 2000 |
| US 52 over Dickie Swamp | Good | 96.1 ft | 3,600 | 2000 |
| Sc 261 over Boggy Swamp | Good | 20.7 ft | 2,300 | 1927 |
| Sc 261 over Socee Swamp | Good | 34.1 ft | 2,300 | 1939 |
| S-45-44 over Kingstree Swamp Canal | Good | 180.1 ft | 1,600 | 2001 |
| Sc 512 over Mcnamee Swamp | Good | 26.9 ft | 1,550 | 1949 |
| S-45-16 over Johnsons Swamp | Good | 149.9 ft | 1,500 | 2000 |
| S-45-52 over Lake Swamp | Good | 149.9 ft | 1,450 | 1995 |
| S-45-30 over Br Of Black River | Good | 149.9 ft | 1,000 | 1994 |
| S-45-30 over Br Of Black River | Good | 89.9 ft | 1,000 | 1995 |
| S-45-51 over Black Mingo Creek | Good | 164.0 ft | 950 | 2016 |
| S-45-771 over Br Kingstree SW Canal | Good | 44.9 ft | 950 | 1986 |
| S-45-194 over Indian Town Swamp | Good | 49.9 ft | 950 | 2017 |
| S-45-28 over Kingstree Swamp Canal | Good | 74.1 ft | 850 | 1996 |
| S-45-39 over Boggy Swamp | Good | 69.9 ft | 800 | 2016 |
| S-45-35 over Black River | Good | 240.2 ft | 800 | 1995 |
| S-45-35 over Br Of Black River | Good | 149.9 ft | 800 | 1995 |
| S-45-35 over Br Of Black River | Good | 89.9 ft | 800 | 1995 |
| S-45-35 over Br Of Black River | Good | 29.9 ft | 800 | 1995 |
| S-45-35 over Br Of Black River | Good | 60.0 ft | 800 | 1995 |
| Sc 512 over Paisley Swamp (no. 1) | Good | 69.9 ft | 750 | 2016 |
| S-45-44 over Kingstree Swamp Canal | Good | 89.9 ft | 750 | 1984 |
| S-45-24 over Headless Swamp | Good | 74.1 ft | 750 | 1995 |
| S-45-121 over Mingo Creek | Good | 240.2 ft | 700 | 2016 |
| S-45-121 over Mingo Creek | Good | 160.1 ft | 700 | 2016 |
| S-45-142 over Boggy Swamp | Good | 120.1 ft | 700 | 1995 |
| S-45-142 over Boggy Swamp | Good | 120.1 ft | 700 | 1995 |
| Sc 375 over Penn Branch | Good | 22.0 ft | 600 | 1939 |
| S-45-28 over Br Of Clapp Swp (co Line | Good | 65.9 ft | 600 | 1995 |
| S-45-48 over Mt Hope Swamp | Good | 89.9 ft | 600 | 1995 |
| S-45-347 over Kingstree Swamp Canal | Good | 29.9 ft | 500 | 1994 |
| S-45-288 over Burnetts Swamp | Good | 44.9 ft | 475 | 1962 |
| S-45-317 over Br Of Ox Swamp | Good | 29.9 ft | 450 | 2007 |
| S-45-78 over Br-pudding Swp | Good | 46.6 ft | 450 | 1996 |
| S-45-376 over Br Mc/girts Swamp | Good | 60.0 ft | 425 | 2008 |
| S-45-47 over Clapp Swamp | Good | 89.9 ft | 425 | 1983 |
| S-45-47 over Clapp Swamp | Good | 23.0 ft | 425 | 1983 |
| S-45-47 over Sandy Bay Branch | Good | 29.9 ft | 425 | 1994 |
| S-45-197 over Laws Swamp | Good | 89.9 ft | 375 | 1995 |
| S-45-219 over Stoney Run | Good | 45.9 ft | 350 | 1996 |
| S-45-454 over Kingstree Swamp | Good | 74.1 ft | 300 | 1995 |
| S-45-147 over Bennett Swamp | Good | 80.1 ft | 275 | 2013 |
| S-338/inglenook RD over Boggy Swamp Br | Good | 60.0 ft | 275 | 2021 |
| S-45-382 over Kingstree Swamp Canal | Good | 65.6 ft | 175 | 1998 |
| S-45-382 over Br Kingstree Swp Canal | Good | 78.7 ft | 175 | 1998 |
| S-45-574 over Br Of Flat CR | Good | 33.1 ft | 175 | 1998 |
| S-45-381 over Br Of Soccee Swamp | Good | 100.1 ft | 175 | 2022 |
| S-45-254 over Cedar Swamp | Good | 65.9 ft | 150 | 2001 |
| S-45-292 over Grahams Mill Branch | Good | 79.1 ft | 150 | 1997 |
| S-45-445 over Muddy Creek | Good | 131.9 ft | 150 | 1997 |
| S-45-220 over Dickie Swamp | Good | 49.9 ft | 125 | 2005 |
| S-45-220 over Dickie Swamp | Good | 49.9 ft | 125 | 2005 |
| S-45-257 over Vickie Swamp | Good | 44.9 ft | 125 | 1960 |
| S-45-74 over Hell Hole Branch | Good | 40.0 ft | 125 | 2016 |
| S-45-220 over Mc/girts Swamp | Good | 80.1 ft | 125 | 2005 |
| S-45-570 over Thorntree Swamp | Good | 69.9 ft | 125 | 2012 |
| S-45-754 over Smith Swamp | Good | 44.9 ft | 125 | 1987 |
| S-45-754 over Br- Kingstree Canal | Good | 44.9 ft | 125 | 1987 |
| S-45-287 over Pudding Swamp | Good | 328.1 ft | 125 | 1996 |
| S-45-220 over Dickie Swamp | Good | 49.9 ft | 125 | 2005 |
| S-45-300 over Poplar Hill Br Overflow | Good | 68.9 ft | 125 | 1997 |