| I-95 NB over Combahee River | 1970 | 26,000 | Fair |
| I-95 NB over Combahee Swamp | 1970 | 26,000 | Fair |
| I-95 SB over Combahee River | 1970 | 26,000 | Fair |
| I-95 SB over Combahee Swamp | 1970 | 26,000 | Fair |
| I-95 NB over Allen Creek | 1972 | 24,700 | Good |
| I-95 NB over Great Swamp | 1972 | 24,700 | Fair |
| I-95 NB over L-339 & Scl RR | 1974 | 24,700 | Fair |
| I-95 NB over S-15-34 | 1972 | 24,700 | Fair |
| I-95 NB over S.c.l. Railroad | 1972 | 24,700 | Fair |
| I-95 NB over Sc 64 | 1972 | 24,700 | Fair |
| I-95 SB over Allen Creek | 1972 | 24,700 | Fair |
| I-95 SB over Great Swamp | 1972 | 24,700 | Fair |
| I-95 SB over L-339 & Scl RR | 1974 | 24,700 | Fair |
| I-95 SB over S-15-34 | 1972 | 24,700 | Fair |
| I-95 SB over S.c. 64 | 1972 | 24,700 | Fair |
| I-95 SB over S.c.l. Railroad | 1972 | 24,700 | Fair |
| US 17 over Edisto River | 1953 | 19,300 | Poor |
| US 17 over Ashepoo River | 2013 | 13,600 | Good |
| US 17 over RR Csxt | 2013 | 13,600 | Good |
| US 17 over Trib Horseshoe Crk | 2013 | 13,600 | Good |
| US 17 over Tupelo Swamp | 2013 | 13,600 | Good |
| US 17 Alt over Great Swamp | 1938 | 11,500 | Fair |
| US 17 Alt over Great Swamp | 1938 | 11,500 | Fair |
| US 17 Alt over Ireland Creek | 1938 | 11,500 | Fair |
| Sc 64 over Ireland Creek | 1982 | 10,700 | Fair |
| US 17 Alt over Edisto River Swp (3) | 1972 | 9,800 | Fair |
| US 15 over Ireland Creek | 1997 | 9,700 | Fair |
| Sc 63/SNIDER Hwy over I-95 | 1970 | 8,600 | Fair |
| US 17 Alt over Chessey Creek | 1937 | 8,000 | Fair |
| US 17 Alt over Edisto River Swp (1) | 1971 | 8,000 | Fair |
| US 17 Alt over Edisto River Swp (2) | 1971 | 8,000 | Fair |
| US 17 Alt over Fuller Swamp Creek | 1937 | 8,000 | Good |
| US 17 Alt over Unnamed Stream | 1937 | 8,000 | Good |
| Sc 64 over Horseshoe Creek | 1921 | 5,600 | Fair |
| Sc 64 over Chessey Creek | 1921 | 5,500 | Fair |
| Sc 64 over Chessey Creek | 1922 | 5,500 | Fair |
| Sc 64/BELLS Hwy over Jones Swamp Breek | 1922 | 4,300 | Fair |
| Sc 64/BELLS Hwy over Trib to Jones Swamp | 1931 | 4,300 | Good |
| S-15-21/sidneys Rd over Trib Edisto River | 1999 | 4,100 | Good |
| S-24/mt Carmel Rd over Wolf Creek | 1947 | 3,800 | Good |
| S-15-459 over Ireland Creek | 1966 | 3,600 | Fair |
| Sc 61/AUGUSTA Hwy over Edisto River Swamp | 1949 | 3,000 | Fair |
| Sc 61/AUGUSTA Hwy over Edisto River Swamp | 1949 | 3,000 | Fair |
| Sc 63 over Big Salkehatchie River | 2002 | 2,900 | Good |
| Sc 63/ Sniders Hwy over Little Salkehatchie Riv | 2005 | 2,900 | Good |
| Sc 63/SNIDER Hwy over Little Salkehatchie Riv | 2005 | 2,900 | Good |
| Sc 63/SNIDERS Hwy over Deep Creek | 2000 | 2,900 | Good |
| Sc 63/SNIDERS Hwy over Little Salkehatchie Riv | 2005 | 2,900 | Good |
| Sc 63/SNIDERS Hwy over Little Salkehatchie Riv | 2005 | 2,900 | Good |
| Sc 63/SNIDERS Hwy over Ricepatch Creek | 2001 | 2,900 | Good |
| Sc 64/BELLS Hwy over Buckhead Creek | 1931 | 2,900 | Fair |
| Sc 64/BELLS Hwy over Buckhead Creek Trib | 1931 | 2,900 | Poor |
| Sc 64/BELLS Hwy over Dry Branch | 1931 | 2,900 | Fair |
| Sc 64/BELLS Hwy over Little Salkehatchie Riv | 1931 | 2,900 | Fair |
| Sc 64/BELLS Hwy over Trib. to Willow Swamp | 1931 | 2,900 | Good |
| US 15 over Allen Creek | 1931 | 2,900 | Fair |
| US 15 over Langdale Branch | 1931 | 2,900 | Fair |
| Sc 61/AUGUSTA Hwy over Skull Branch | 1930 | 2,700 | Fair |
| Sc 61/AUGUSTA Hwy over Trib to Edisto River | 1929 | 2,700 | Fair |
| Sc 61/AUGUSTA Hwy over Trib to Edisto River | 1941 | 2,700 | Fair |
| S-335/vanhoe Rd over Unnamed Stream | 1971 | 2,200 | Fair |
| Sc 61/AUGUSTA Hwy over I-95 | 1974 | 2,200 | Fair |
| Sc 303 over Ashepoo River | 1975 | 1,700 | Fair |
| S-15-124/bedon Rd over Unnamed Stream | 1960 | 1,650 | Fair |
| Sc 651/REHOBOTH Rd over Chessey Creek | 1948 | 1,600 | Fair |
| Sc 651/REHOBOTH Rd over Horse Pen Branch | 1977 | 1,600 | Good |
| Sc 61 /augusta Hwy over Trib to Edisto River | 1929 | 1,550 | Fair |
| US 21 over Indian Creek | 1955 | 1,550 | Fair |
| US 21 over Oldfield Creek | 1927 | 1,550 | Fair |
| S-15-68 over Ireland Creek | 1979 | 1,500 | Fair |
| S-15-24 over Bear Branch | 2002 | 1,350 | Good |
| S-15-24 over I-95 | 1973 | 1,350 | Fair |
| S-15-45/round O Rd over Baptist Church Branch | 2006 | 1,350 | Good |
| S-15-45/round O Rd over Chessey Creek | 2006 | 1,350 | Good |
| S-15-45/round O Rd over Little Chessey Creek | 2006 | 1,350 | Good |
| S-15-45/round O Rd over Trib Baptist Church Ck | 2006 | 1,350 | Good |
| S-45/round O Rd over Fuller Swamp Creek | 1983 | 1,350 | Good |
| US 17 Alt over Blue Horse Creek | 1925 | 1,350 | Fair |
| US 17 Alt over Calfpen Swamp | 1925 | 1,350 | Fair |
| US 17 Alt over Combahee River | 1940 | 1,350 | Poor |
| US 21 over Black Creek | 1937 | 1,350 | Fair |
| US 21 over I-95 | 1968 | 1,350 | Fair |
| US 21 over Sandy Run Creek | 2022 | 1,350 | Good |
| S-132/barracada Rd over Unnamed Stream | 1960 | 1,250 | Fair |
| US 21 over Buckhead Creek (1) | 1955 | 1,250 | Fair |
| US 21 over Buckhead Creek (2) | 1955 | 1,250 | Poor |
| US 21 over Deep Bottom Creek | 1955 | 1,250 | Good |
| S-15-116 over Ireland Creek | 2008 | 1,200 | Good |
| S-15-40 over Baptist Church Branch | 2003 | 1,200 | Good |
| S-15-40 over Chessy Creek | 2003 | 1,200 | Good |
| S-15-40 over Horseshoe Creek | 2003 | 1,200 | Good |
| S-15-40 over Tupelo Swamp | 2003 | 1,200 | Good |
| S-193/cavanaugh Rd over Trib to Black Creek | 1968 | 1,200 | Fair |
| S-193/cavanaugh Rd over Trib to Black Creek | 1968 | 1,200 | Good |
| US 601 over Salkehatchie River | 1958 | 1,150 | Fair |
| S-15-256 over Unnamed Stream | 1965 | 1,000 | Fair |
| S-15-34 over Allen Creek | 2005 | 1,000 | Good |
| S-15-34 over Trib to Allen Creek | 2005 | 1,000 | Good |
| S-15-34 over Trib to Allen Creek | 1967 | 1,000 | Fair |
| S-15-64 over Indian Creek | 2010 | 950 | Good |
| S-15-64 over Indian Creek | 1958 | 950 | Poor |
| S-15-91 over Unnamed Stream | 1968 | 950 | Fair |
| Sc 217 over Little Swamp | 1941 | 950 | Fair |
| Sc 217/LODGE Hwy over Buckhead Creek | 1941 | 950 | Fair |
| S-15-295 over Unnamed Stream | 1966 | 900 | Fair |
| S-15-35/peirce Rd over Deep Creek | 1954 | 900 | Fair |
| S-15-35/peirce Rd over Sandy Run | 2004 | 900 | Good |
| S-15-44/ruffin Rd over Unnamed Stream | 1972 | 900 | Fair |
| S-15-44/stokes Rd over Doctors Creek | 1981 | 900 | Fair |
| Sc 641 over Savannah Branch | 1940 | 900 | Good |
| Sc 641 over Willow Swamp | 2018 | 900 | Good |
| S-15-41/riter Rd over Ashepoo River | 1956 | 850 | Poor |
| S-15-41/ritter Rd over Calfpen Swamp | 1953 | 850 | Fair |
| S-15-41/ritter Rd over Calfpen Swamp | 1953 | 850 | Fair |
| S-15-41/ritter Rd over Johno Creek | 1953 | 850 | Fair |
| S-15-128 over Ireland Creek | 1979 | 800 | Fair |
| S-15-49/ruffin Rd over Jones Swamp | 1999 | 800 | Good |
| S-15-49/ruffin Rd over Jones Swamp | 1999 | 800 | Good |
| S-15-436 over Unnamed Stream | 1966 | 600 | Fair |
| S-15-46/red Oak Rd over Craven Branch | 2014 | 550 | Good |
| S-15-46/red Oak Rd over Horse Pen Branch | 2014 | 550 | Good |
| S-15-33 over Indian Creek | 1951 | 500 | Fair |
| S-15-65 over Fuller Swamp Creek | 1996 | 500 | Fair |
| S-15-65 over Shereau Branch | 2005 | 500 | Good |
| S-15-26 over Ashepoo River | 1980 | 475 | Fair |
| S-15-429/cannon Rd over Bam Boo Creek | 1966 | 450 | Fair |
| Sc 212/WILLIAMS Rd over Buckhead Creek (1) | 1974 | 450 | Good |
| Sc 212/WILLIAMS Rd over Buckhead Creek (2) | 1974 | 450 | Good |
| S-15-51 over Doctors Creek | 1996 | 425 | Fair |
| S-15-51/beach Rd over I-95 | 1973 | 425 | Fair |
| S-15-51/beach Rd over Trib to Ashepoo River | 1954 | 425 | Fair |
| S-15-51/beach Rd over Trib to Doctors Creek | 1954 | 425 | Fair |
| S-113/red Root Rd over Oldfield Creek | 2012 | 325 | Good |
| S-114/cabe Br Rd over Black Creek | 2010 | 325 | Good |
| S-15-114 over Sandy Run | 1965 | 325 | Fair |
| S-15-114 over Trib to Black Creek | 1965 | 325 | Good |
| S-15-146 over Fuller Swamp | 1961 | 325 | Good |
| S-15-146 over Unnamed Stream | 1961 | 325 | Fair |
| S-15-67/smyly Rd over Buckhead Creek | 2004 | 325 | Good |
| S-15-163 over Unnamed Stream | 1970 | 300 | Fair |
| S-15-126 over Trib to Doctor Creek | 1960 | 275 | Good |
| S-15-126 over Trib to Doctor Creek | 1963 | 275 | Fair |
| S-15-233/peniel Rd over Remich Swamp | 1958 | 275 | Fair |
| S-15-233/peniel Rd over Remich Swamp | 2007 | 275 | Good |
| S-15-233/peniel Rd over Trib to Ashepoo River | 1958 | 275 | Fair |
| S-15-436 over Trib to Ashepoo River | 1992 | 275 | Good |
| S-63/cherokee Dr over Buckhead Creek | 1959 | 275 | Fair |
| S-63/cherokee Dr over Buckhead Creek | 1959 | 275 | Fair |
| S-15-166 over Trib to Indian Creek | 2008 | 250 | Good |
| S-15-28 over Black Creek | 2007 | 225 | Good |
| S-15-28 over Bull Creek | 1996 | 225 | Good |
| S-15-28 over I-95 | 1970 | 225 | Fair |
| S-15-456 over Ireland Creek | 1967 | 225 | Fair |
| S-15-456 over Trib to Ireland Creek | 1967 | 225 | Fair |
| S-15-102 over Soil Conservation Canal | 1971 | 200 | Fair |
| S-15-102 over Willow Swamp | 2010 | 200 | Good |
| S-15-158/forks Rd over Deep Creek | 1954 | 200 | Fair |
| S-15-158/forks Rd over Deep Creek | 1954 | 200 | Fair |
| S-15-196 over Buckhead Creek | 1956 | 200 | Fair |
| S-15-235 over Redbank Drain | 1961 | 200 | Fair |
| S-15-535 over Folly Creek | 1971 | 200 | Fair |
| S-15-85 over Unnamed Stream | 1960 | 200 | Fair |
| S-15-18/lodge Hwy over Willow Swamp | 1949 | 175 | Good |
| S-15-397 over Black Creek | 1966 | 175 | Fair |
| S-15-397 over Unnamed Stream -no. 2 | 1966 | 175 | Fair |
| S-15-431/hughes Dr over Horse Pen Branch | 1967 | 175 | Fair |
| S-15-453 over Soil Conservation Canal | 1968 | 175 | Fair |
| S-15-453 over Unnamed Stream | 1968 | 175 | Fair |
| S-329/buckner Rd over Rice Patch Creek | 1967 | 175 | Fair |
| S-351/ashton Rd over Willow Swamp | 2016 | 175 | Good |
| S-116/kegan Dr over Ireland Creek | 1964 | 150 | Fair |
| S-15-190 over Unnamed Stream | 1960 | 150 | Fair |
| S-15-379 over Black Creek | 1964 | 150 | Fair |
| S-15-522 over I-95 | 1970 | 150 | Fair |
| S-15-86 over Trib of Black Creek | 2017 | 150 | Good |
| S-15-86/pellum Rd over Unnamed Stream | 1963 | 150 | Fair |
| S-15-96/merrick Dr over Unnamed Stream | 1954 | 150 | Good |
| S-371/st Peters Rd over Unnamed Stream | 1964 | 150 | Fair |
| S-74/mill Pond Rd over Buckhead Creek | 1955 | 150 | Fair |
| S-74/mill Pond Rd over Hog Branch | 1964 | 150 | Fair |
| S-74/mills Pond Rd over Buckhead Creek | 1955 | 150 | Fair |
| S-113/red Root Rd over Indian Creek | 2006 | 125 | Good |
| S-15-112 over Unnamed Stream | 1962 | 125 | Fair |
| S-15-115 over Black Creek | 1978 | 125 | Fair |
| S-15-161 over Trib to Chehaw River | 1954 | 125 | Fair |
| S-15-27 over Willow Swamp | 1984 | 125 | Good |
| S-15-328 over Dry Branch | 2015 | 125 | Good |
| S-15-328 over Dry Branch | 1962 | 125 | Fair |
| S-15-328 over Dry Branch | 1962 | 125 | Fair |
| S-15-329/polk Rd over Rice Patch Creek | 1962 | 125 | Fair |
| S-15-330 over Oldfield Creek | 1963 | 125 | Fair |
| S-15-345 over Hog Branch | 1963 | 125 | Fair |
| S-15-346 over Black Creek | 1966 | 125 | Fair |
| S-15-350 over Black Creek | 1963 | 125 | Fair |
| S-15-536/drain Rd over Drainage Canal | 1971 | 125 | Fair |
| S-15-66 over I-95 | 1970 | 125 | Fair |
| S-15-71/halyard Rd over Fender Creek | 1971 | 125 | Fair |
| S-15-71/halyard Rd over Fender Creek | 1971 | 125 | Fair |
| S-15-721 over Rice Patch Creek | 1981 | 125 | Good |
| S-15-88/see See Rd over Ashepoo River | 1975 | 125 | Fair |
| S-15-88/see See Rd over Ashepoo River | 1975 | 125 | Fair |
| S-15-88/see See Rd over Ashepoo River | 1988 | 125 | Good |
| S-166/combahee Rd over Trib to Calfpen Creek | 1961 | 125 | Fair |
| S-328/junction Rd over Dry Branch | 1962 | 125 | Fair |
| S-412/mare Bay Rd over Trib to Willow Swp | 1965 | 125 | Fair |
| S-689/red Bank Rd over Unnamed Stream | 1978 | 125 | Fair |
| S-696/homestead Dr over Trib Willow Swamp | 1978 | 125 | Fair |
| S-721/connley Rd over Unnamed Stream | 1981 | 125 | Good |
| S-743/wisterian Rd over Folly Creek | 1981 | 125 | Fair |
| S-93/sagebrush Rd over Buckhead Creek | 1960 | 125 | Fair |
| S-15-129/quail Dr over Wolf Creek | 2010 | 100 | Good |
| S-15-66 over Calfpen Swamp | 2010 | 100 | Good |
| S-48/berea Rd over Buckhead Creek | 2012 | 100 | Good |
| S-48/buckhead Rd over Buckhead Creek | 2012 | 100 | Good |
| S-66/combahee Rd over Cockolds Creek | 1966 | 100 | Fair |
| S-66/combahee Rd over Trib to Calfpen Creek | 2013 | 100 | Good |
| S-66/combahee Rd over Trib to Combahee River | 1965 | 100 | Fair |
| S-66/combahee Rd over Trib to Combahee River | 1965 | 100 | Fair |
| S-66/combahee Rd over Unnamed Stream | 1971 | 100 | Fair |
| S-72/jones Swp Rd over Jones Swamp Creek | 1962 | 100 | Fair |
| S-15-69 over Salkehatchie Swamp | 1957 | 75 | Fair |
| S-15-69 over Salkehatchie Swamp | 1957 | 75 | Fair |
| S-15-712 over Unnamed Stream | 1979 | 75 | Fair |
| S-15-89 over Trib to Jones Swamp | 1967 | 75 | Good |
| S-15-97/sudbury Rd over Fuller Swamp | 1975 | 75 | Fair |
| S-89/wolfe CR Rd over Jones Swamp Creek | 2014 | 75 | Good |
| S-15-142/branch Av over Trib Ireland Creek | 1978 | 50 | Fair |
| S-15-42 over Unnamed Stream | 1953 | 50 | Fair |
| S-15-42/cayce Rd over Soil Conservation Canal | 1958 | 50 | Fair |
| S-15-42/cayce Rd over Willow Swamp | 1976 | 50 | Fair |
| S-885/fletcher Ln over Soil Conservation Canal | 1970 | 50 | Good |