US Bridges

South Carolina bridges

South Carolina reports 9,504 bridges and culverts across 46 counties. 602 (6.3%) are rated in poor condition, and 1,144 are posted with load limits or closed. The oldest structure still in the inventory dates from 1910.

Bridges
9,504
Counties
46
Good
38%
Fair
56%
Poor
6%
602 bridges
Average age
48 yrs

Find a bridge in South Carolina

Type at least two characters, or pick a condition or type, to search every bridge in the state.

Counties

Circle size reflects the number of bridges

Condition

6%poor
Good38%(3,568)
Fair56%(5,334)
Poor6%(602)

Counties with the highest share of poor bridges

Poor-condition bridgesFairGood

Structure types

Structure typeBridgesShare
Slab4,25244.7%
Stringer/Multi-beam or Girder2,51126.4%
Culvert1,12011.8%
Tee Beam7497.9%
Channel Beam4094.3%
Box Beam or Girders - Multiple3253.4%
Truss - Thru340.4%
Other230.2%
Arch - Deck210.2%
Girder and Floorbeam System180.2%
Box Beam or Girders - Single or Spread170.2%
Frame90.1%
Movable - Swing50.1%
Mixed Types50.1%
Movable - Bascule30.0%
Segmental Box Girder20.0%
Stayed Girder10.0%

When South Carolina's bridges were built

<1900: 0 bridges<19001900s: 0 bridges19001910s: 17 bridges1719101920s: 243 bridges24319201930s: 484 bridges48419301940s: 482 bridges48219401950s: 855 bridges85519501960s: 1,877 bridges1.9k19601970s: 1,394 bridges1.4k19701980s: 890 bridges89019801990s: 1,181 bridges1.2k19902000s: 1,105 bridges1.1k20002010s: 725 bridges72520102020s: 251 bridges2512020
Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

  1. I-26 over RR NS Spur & Taylor ST
    Charleston County · 170,100 vehicles/day
    Fair
  2. I-26 over Stoop Creek
    Lexington County · 143,200 vehicles/day
    Good
  3. I-26 over I-20
    Richland County · 143,200 vehicles/day
    Fair
  4. I-85 over Muddy Ford RD (S-580)
    Greenville County · 140,900 vehicles/day
    Fair
  5. I-85 over Rocky Creek
    Greenville County · 140,900 vehicles/day
    Good

Longest

  1. I-526 over Cooper River
    Berkeley County · 16,450 ft
    Fair
  2. Sc 517 over Intracoastal Waterway
    Charleston County · 11,461 ft
    Fair
  3. Sc 30 over Ashley Riv & Wappoo Crk
    Charleston County · 11,297 ft
    Fair
  4. I-526 EB over US 52&S-60&RR Csxt&ns
    Charleston County · 10,615 ft
    Fair
  5. I-526 WB over US 52&S-60&RR Csxt&ns
    Charleston County · 10,615 ft
    Fair

Oldest

  1. C-23-10 over Reedy River
    Greenville County · Built 1910
    Good
  2. S-23-280 over Trib to Reedy River
    Greenville County · Built 1910
    Fair
  3. L-40-454 over Br of Congaree River
    Richland County · Built 1910
    Fair
  4. L-40-891 over Rocky Branch
    Richland County · Built 1910
    Fair
  5. S-23-316 over Huff Creek
    Greenville County · Built 1912
    Fair

Newest

  1. I-26 WB R 7001 Pro over Saluda River
    Richland County · Built 2024
    Good
  2. I-26 WB Ramp Pro over CSX Railroad
    Richland County · Built 2024
    Good
  3. Ramp on I-126 EB over I-126 & S-40-287
    Richland County · Built 2024
    Good
  4. US 1 over I-20
    Lexington County · Built 2024
    Good
  5. I-95 NB over Little Reddy Creek
    Dillon County · Built 2024
    Fair

Who owns South Carolina's bridges

State8,47589.2%
County9189.7%
Federal670.7%
City320.3%
Railroad80.1%
Tribal30.0%
Local10.0%

More South Carolina facts

Total bridge length316 miles
Total deck area79,113,621 sq ft
Culverts counted as bridges1,120 (12%)
On the National Highway System1,797
Posted with load limits1,022
Closed to traffic122
Listed or eligible for the National Register41
Average daily traffic per bridge5,930 vehicles
Newest structure2024