Total Bridges
5,396
Public highway bridges in South Carolina
State profile · Near national median SD
South Carolina bridge safety
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in South Carolina — drawn straight from the FHWA National Bridge Inventory.
- 5,396
- Public bridges
- 34.8%
- Good condition
- 6.1%
- Poor condition
- 6.1%
- Structurally deficient
Good Condition
34.8%
1,876 bridges rated 7-9
-15.2pp vs 50% benchmark
Poor Condition
6.1%
329 bridges rated 0-4
Structurally Deficient
6.1%
329 bridges flagged for repair priority
-0.9pp vs national avg 7.0%
South Carolina vs national bridge condition
South Carolina — Good condition share 34.8%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
South Carolina — Structurally deficient share 20.3%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Bridge inventory deck-condition mix — South Carolina (FHWA NBI)
Counties (46)
Abbeville 96 Aiken 103 Allendale 43 Anderson 267 Bamberg 48 Barnwell 45 Beaufort 45 Berkeley 136 Calhoun 34 Charleston 196 Cherokee 113 Chester 95 Chesterfield 126 Clarendon 85 Colleton 139 Darlington 95 Dillon 62 Dorchester 112 Edgefield 82 Fairfield 81 Florence 161 Georgetown 71 Greenville 373 Greenwood 75 Hampton 60 Horry 259 Jasper 73 Kershaw 94 Lancaster 110 Laurens 146 Lee 50 Lexington 135 Marion 61 Marlboro 52 McCormick 32 Newberry 111 Oconee 119 Orangeburg 160 Pickens 156 Richland 211 Saluda 66 Spartanburg 361 Sumter 100 Union 82 Williamsburg 108 York 167
South Carolina vs nearby ranks
Adjacent states on the structurally deficient leaderboard (lower share = better)
States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below South Carolina on the same metric.
16
Idaho
5.51% top marginal rate
28
Mississippi
5.92% top marginal rate
45
South Carolina
6.10% top marginal rate
55
Wisconsin
6.13% top marginal rate
37
North Carolina
6.16% top marginal rate
Bridges Needing Most Attention in South Carolina
Six lowest-condition bridges in South Carolina, ranked by composite NBI rating. Each is inspected at least every 24 months.
C-20-60
PoorOver: BR OF MORRIS CR
8.4 MI SW OF WINNSBORO, Fairfield, SC
Built 1960 Load: 0.3 t ADT: 125
S-12-353
PoorOver: BEAVER DAM CREEK
3MI NW GREAT FALLS, Chester, SC
Built 1974 Load: 0.6 t ADT: 200
C-30-548
PoorOver: NORTH RABON CREEK
11.5MI NW OF LAURENS, Laurens, SC
Built 1989 Load: 0.6 t ADT: 200
S-34-64
PoorOver: PITCH POT SWAMP
4MI W MARION, Marion, SC
Built 1967 Load: 1.0 t ADT: 200
S-39-250
PoorOver: MACHINE CREEK
8.0 MI N EASLEY, Pickens, SC
Built 1963 Load: 1.0 t ADT: 2,400
C-11-288
PoorOver: BR BROAD RIVER
3.8 MI SW BLACKBURG, Cherokee, SC
Built 1992 Load: 1.3 t ADT: 200
All Bridges in South Carolina
S-41-227
FairOver: BR TO HALFWAY SWAMP
9.2MI NW SALUDA, Saluda, SC
Built 1979 Load: 24.9 t ADT: 100
US 176
FairOver: SOUTH PACOLET RIVER
6.7 MI NW INMAN, Spartanburg, SC
Built 1931 Load: 24.9 t ADT: 5,200
SC 49
FairOver: HUGHES CREEK
8.2 MI NE OF UNION, Union, SC
Built 1958 Load: 24.9 t ADT: 2,600
S-46-75
FairOver: BRANCH OF TURKEY CREEK
2.5 MI W YORK, York, SC
Built 1939 Load: 24.9 t ADT: 2,600
S-1-61
FairOver: LITTLE CURLTAIL CREEK
7.2MI E ABBEVILLE, Abbeville, SC
Built 1972 Load: 25.3 t ADT: 650
S-3-18
FairOver: CAW CAW SWAMP
3MI S OF FAIRFAX, Allendale, SC
Built 1973 Load: 25.3 t ADT: 250
S-3-40
FairOver: MILLER CREEK
4MI NE FAIRFAX, Allendale, SC
Built 1977 Load: 25.3 t ADT: 225
S-3-18
FairOver: MILLER CREEK
4MI NE FAIRFAX, Allendale, SC
Built 1978 Load: 25.3 t ADT: 250
US 29
FairOver: BIG GENEROSTEE CREEK
8.6MI SW OF ANDERSON, Anderson, SC
Built 1931 Load: 25.3 t ADT: 2,700
S-4-74
FairOver: MIDDLE CREEK
10.6MI NW WILLIAMSTON, Anderson, SC
Built 1971 Load: 25.3 t ADT: 3,200
S-4-164
FairOver: BR OF THREE & TWENTY CK
9.0MI NE PENDLETON, Anderson, SC
Built 1978 Load: 25.3 t ADT: 750
US 78
FairOver: BRIER BRANCH
8.0 MI E OF BAMBERG, Bamberg, SC
Built 1953 Load: 25.3 t ADT: 2,300
SC 125
FairOver: PEN BRANCH
IN SAVANNAH RIV PLANT, Barnwell, SC
Built 1926 Load: 25.3 t ADT: 1,700
S-7-457/SALEM RD
FairOver: TRIB TO BATTERY CREEK
1.3 MI SW BEAUFORT, Beaufort, SC
Built 1967 Load: 25.3 t ADT: 2,300
S-8-127
FairOver: BROWNS BRANCH
3 MI NE BONNEAU, Berkeley, SC
Built 1962 Load: 25.3 t ADT: 450
S-8-598/UNITED DR
FairOver: TRIB TO QUENBY CK
3.0 MI SE HUGER, Berkeley, SC
Built 1968 Load: 25.3 t ADT: 375
SC 267
FairOver: HALFWAY SWAMP CREEK
2 MI SE OF LONE STAR, Calhoun, SC
Built 1979 Load: 25.3 t ADT: 1,550
US 52 W/RIVERS AVE
FairOver: FILBIN CREEK
IN N CHARLESTON, Charleston, SC
Built 1965 Load: 25.3 t ADT: 16,600
S-10-1332
FairOver: UNNAMED STREAM
4 MI NW RAVENEL, Charleston, SC
Built 1967 Load: 25.3 t ADT: 425
SC 145
FairOver: SKIPPER CREEK
9.5 MI SW OF CHESTERFIELD, Chesterfield, SC
Built 1938 Load: 25.3 t ADT: 750
S-14-38
FairOver: TAWCAW CREEK
1MI SE SUMMERTON, Clarendon, SC
Built 1948 Load: 25.3 t ADT: 1,200
S-14-62
FairOver: DAVIS BRANCH
4 MI SW MANNING, Clarendon, SC
Built 1981 Load: 25.3 t ADT: 1,550
S-15-114
FairOver: SANDY RUN
8.8 MI SW WALT'B, Colleton, SC
Built 1965 Load: 25.3 t ADT: 325
S-15-42/CAYCE RD
FairOver: WILLOW SWAMP
15.8 MI NW WALTERBORO, Colleton, SC
Built 1976 Load: 25.3 t ADT: 50
S-17-48
FairOver: LITTLE REEDY CREEK
2MI N LATTA, Dillon, SC
Built 1979 Load: 25.3 t ADT: 450
S-18-207
FairOver: SAW MILL BRANCH CANAL
IN SUMR'VL, Dorchester, SC
Built 1961 Load: 25.3 t ADT: 6,500
S-18-377
FairOver: CHANDLER BRIDGE CREEK
1.8 MI SE SUMR'VL, Dorchester, SC
Built 1966 Load: 25.3 t ADT: 13,500
S-19-407
FairOver: BETTIS BRANCH
9.8MI SE EDGEFIELD, Edgefield, SC
Built 1973 Load: 25.3 t ADT: 600
S-19-34
FairOver: SHAVER CREEK
10.2MI SW EDGEFIELD, Edgefield, SC
Built 1980 Load: 25.3 t ADT: 1,600
S-21-150
FairOver: BR LYNCHES LAKE
10 MI E LAKE CITY, Florence, SC
Built 1979 Load: 25.3 t ADT: 500
S-22-744
FairOver: TRIB-N SANTEE RV
8.0 MI SW-GEORGETOWN, Georgetown, SC
Built 1978 Load: 25.3 t ADT: 400
S-23-969
FairOver: TERRY CREEK
10.7 MI N TRAVELERS REST, Greenville, SC
Built 1930 Load: 25.3 t ADT: 225
S-23-88
FairOver: ARMSTRONG CREEK
3MI SW TRAVELERS REST, Greenville, SC
Built 1947 Load: 25.3 t ADT: 500
SC 414
FairOver: SOUTH TYGER RIVER
8.8 MI NE TRAVELERS REST, Greenville, SC
Built 1968 Load: 25.3 t ADT: 2,700
S-25-50
FairOver: CYPRESS CREEK
8MI SW YEMASSEE, Hampton, SC
Built 1955 Load: 25.3 t ADT: 350
C-26-1613
FairOver: SPRING SWAMP
3 MI S OF AYNOR, Horry, SC
Built 1960 Load: 25.3 t ADT: 250
S-28-131
FairOver: BIG PINE TREE CREEK
4 MI E OF CAMDEN, Kershaw, SC
Built 1959 Load: 25.3 t ADT: 900
S-30-835
FairOver: TRIB TO REEDY CK
13.4 MI NW LAURENS, Laurens, SC
Built 1980 Load: 25.3 t ADT: 125
S-37-67
FairOver: BIG CHOESTOEA CREEK
6.6 MI S WESTMINSTER, Oconee, SC
Built 1962 Load: 25.3 t ADT: 1,300
US 301
FairOver: INDIAN CAMP BRANCH
8MI W OF SANTEE, Orangeburg, SC
Built 1926 Load: 25.3 t ADT: 4,750
S-38-135
FairOver: CATTLE CREEK
6 MI S OF BOWMAN, Orangeburg, SC
Built 1983 Load: 25.3 t ADT: 225
S-38-196
FairOver: COW CASTLE CREEK
3 MI NW OF BOWMAN, Orangeburg, SC
Built 1983 Load: 25.3 t ADT: 800
SC 764
FairOver: TOMS CREEK
4 MI NW OF EASTOVER, Richland, SC
Built 1935 Load: 25.3 t ADT: 1,900
US 601
FairOver: RAGLINS CREEK
20 MI E OF COLUMBIA, Richland, SC
Built 1939 Load: 25.3 t ADT: 5,600
US 321
FairOver: TRIB TO CRANE CREEK
7 MI NE OF COLUMBIA, Richland, SC
Built 1949 Load: 25.3 t ADT: 7,000
S-40-960
FairOver: BLACK LAKE
7 MI SE OF COLUMBIA, Richland, SC
Built 1972 Load: 25.3 t ADT: 75
SC 763
FairOver: HATCHET CAMP BRANCH
7 MI W OF SUMTER, Sumter, SC
Built 1940 Load: 25.3 t ADT: 2,800
SC 20
FairOver: CHICKASAW CREEK
10.8 MI N W OF ABBEVILLE, Abbeville, SC
Built 1930 Load: 25.6 t ADT: 1,850
SC 284
FairOver: GILL CREEK
2.3MI SE LOWNDESVILLE, Abbeville, SC
Built 1975 Load: 25.6 t ADT: 275
S-1-70
FairOver: BOWMANS BRANCH
2.4MI W LOWNDESVILLE, Abbeville, SC
Built 1978 Load: 25.6 t ADT: 125
Showing 1,901-1,950 of 5,396 bridges
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |