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
JOHN CREEK-Bridge
FairOver: JOHN CREEK
NO DATA ENTERED, Abbeville, SC
Built 1980 Load: 25.6 t ADT: 50
LITTLE CURTAIL CRE
FairOver: LITTLE CURTAIL CREEK
NO DATA ENTERED, Abbeville, SC
Built 1981 Load: 25.6 t ADT: 50
SC 3
FairOver: W. MILL CREEK
9MI NW OF ALLENDALE, Allendale, SC
Built 1950 Load: 25.6 t ADT: 450
S-3-470
FairOver: DUCK CREEK
1.0 MI W FAIRFAX, Allendale, SC
Built 1977 Load: 25.6 t ADT: 275
C-4-247
FairOver: BROADWAY LAKE SPILLWAY
5.1 MI SE ANDERSON, Anderson, SC
Built 1960 Load: 25.6 t ADT: 1,250
S-4-75
FairOver: BIG BEAVERDAM CREEK
5.4MI NW WILLIAMSTON, Anderson, SC
Built 1971 Load: 25.6 t ADT: 950
S-4-209
FairOver: CUPBOARD CREEK
2.2MI NW BELTON, Anderson, SC
Built 1974 Load: 25.6 t ADT: 300
S-4-63
FairOver: ROCK CREEK
3.7MI NW BELTON, Anderson, SC
Built 1975 Load: 25.6 t ADT: 750
S-5-84
FairOver: LEMON SWAMP
6.2MI NE EHRHARDT, Bamberg, SC
Built 1979 Load: 25.6 t ADT: 125
S-6-169
FairOver: TOBY CREEK
5.5 MI NE BARNWELL, Barnwell, SC
Built 1976 Load: 25.6 t ADT: 225
S-6-14
FairOver: HERCULES CREEK
7MI SE BARNWELL, Barnwell, SC
Built 1977 Load: 25.6 t ADT: 450
S-7-45
FairOver: TRIB TO CAPERS CREEK
7.2 MI SE BEAUFORT, Beaufort, SC
Built 1974 Load: 25.6 t ADT: 6,000
S-8-447
FairOver: WADBOO SWAMP
2.1 MI NE BONNEAU, Berkeley, SC
Built 1965 Load: 25.6 t ADT: 300
S-8-408/MCCRAE DR
FairOver: UNNAMED STREAM
3 MI SE MONCKS CORNER, Berkeley, SC
Built 1966 Load: 25.6 t ADT: 50
S-8-598/UNITED DR
FairOver: TRIB TO QUENBY CREEK
5 MI SE OF HUGER, Berkeley, SC
Built 1968 Load: 25.6 t ADT: 375
S-8-1258
FairOver: SAW MILL BRANCH
13.3 MI SW MONCKS CRN, Berkeley, SC
Built 1975 Load: 25.6 t ADT: 1,200
S-10-92
FairOver: MELLICHAMP BRANCH
1.5 MI E RAVENEL, Charleston, SC
Built 1965 Load: 25.6 t ADT: 1,050
S-13-53
FairOver: DEAD PINE CREEK
7 MI NW PAGELAND, Chesterfield, SC
Built 1993 Load: 25.6 t ADT: 275
US 17 ALT
FairOver: CALFPEN SWAMP
HENDERSONVILLE, Colleton, SC
Built 1925 Load: 25.6 t ADT: 1,300
S-193/CAVANAUGH RD
FairOver: TRIB TO BLACK CREEK
7.3 MI SW WALTERBORO, Colleton, SC
Built 1968 Load: 25.6 t ADT: 1,150
S-15-71/HALYARD RD
FairOver: FENDER CREEK
21.9 MI NW WALTERBORO, Colleton, SC
Built 1971 Load: 25.6 t ADT: 125
S-15-44/RUFFIN RD
FairOver: UNNAMED STREAM
9.8 MI NW WALT'B, Colleton, SC
Built 1972 Load: 25.6 t ADT: 850
SC 41
FairOver: LITTLE PEE DEE RIVER
3.0MI NE OF FORK, Dillon, SC
Built 1947 Load: 25.6 t ADT: 1,750
S-17-48
FairOver: REEDY CREEK
4MI N LATTA, Dillon, SC
Built 1965 Load: 25.6 t ADT: 450
S-17-23
FairOver: LITTLE PEE DEE RIVER
2.5 MI NW DILLON, Dillon, SC
Built 1974 Load: 25.6 t ADT: 2,600
S-18-16
FairOver: COW TAIL CREEK
4.6MI SW OF ST GEORGE, Dorchester, SC
Built 1963 Load: 25.6 t ADT: 275
S-18-56
FairOver: UNNAMED STREAM
3.2 MI SW RIDGEVILLE, Dorchester, SC
Built 1964 Load: 25.6 t ADT: 375
US 301
FairOver: CYPRESS BRANCH
TOWN OF OLANTA, Florence, SC
Built 1925 Load: 25.6 t ADT: 2,600
S-23-154
FairOver: PAYNE BRANCH
3.3MI SW FOUNTAIN INN, Greenville, SC
Built 1955 Load: 25.6 t ADT: 1,550
S-24-38
FairOver: TURKEY CREEK
TOWN OF WARE SHOALS, Greenwood, SC
Built 1976 Load: 25.6 t ADT: 650
S-25-854
FairOver: SANDERS BRANCH
IN TOWN OF HAMPTON, Hampton, SC
Built 1970 Load: 25.6 t ADT: 225
S-27-424
FairOver: TULIFINY RIVER (NO. 2)
1.5MI N OF COOSAWHATCHIE, Jasper, SC
Built 1922 Load: 25.6 t ADT: 25
S-39/LOG HALL RD
FairOver: BEES CREEK
3.8MI NW RIDGELAND, Jasper, SC
Built 1966 Load: 25.6 t ADT: 250
S-88/BRICKYARD RD
FairOver: BRICKYARD SWAMP
2.9MI NE HARDEEVILLE, Jasper, SC
Built 1969 Load: 25.6 t ADT: 500
S-29-471
FairOver: GILLS CREEK
CITY OF LANCASTER, Lancaster, SC
Built 1973 Load: 25.6 t ADT: 6,200
SC 66
FairOver: BR TO INDIAN CREEK
14.9 MI SE OF LAURENS, Laurens, SC
Built 1974 Load: 25.6 t ADT: 1,250
US 21/ US 321
FairOver: SIX MILE CREEK
5 MI SW OF COLUMBIA, Lexington, SC
Built 1955 Load: 25.6 t ADT: 22,100
US 501
FairOver: S.C.L. RAILROAD
7.5 MI SE OF MARION, Marion, SC
Built 1936 Load: 25.6 t ADT: 15,500
SC 9 SB
FairOver: S.C.L. RAILROAD
1MI E OF WALLACE, Marlboro, SC
Built 1939 Load: 25.6 t ADT: 4,350
US 76
FairOver: BEAR CREEK
14.9 MI S E OF NEWBERRY, Newberry, SC
Built 1941 Load: 25.6 t ADT: 4,600
S-37-160
FairOver: LONGNOSE CREEK
9 MI W WESTMINSTER, Oconee, SC
Built 1994 Load: 25.6 t ADT: 275
TAMASSEE CREEK-Bri
FairOver: TAMASSEE CREEK
NO DATA ENTERED, Oconee, SC
Built 1978 Load: 25.6 t ADT: 50
S-38-634
FairOver: SNAKE SWAMP
1.0MI N COPE, Orangeburg, SC
Built 1955 Load: 25.6 t ADT: 100
SC 70
FairOver: S. EDISTO RIVER
16MI SW OF ORANGEBURG, Orangeburg, SC
Built 1957 Load: 25.6 t ADT: 3,100
SC 555
FairOver: TRIB SMITH BRANCH
2 MI N OF COLUMBIA, Richland, SC
Built 1940 Load: 25.6 t ADT: 12,700
SC 92
FairOver: TWO MILE CREEK
TOWN OF ENOREE, Spartanburg, SC
Built 1938 Load: 25.6 t ADT: 2,900
SC 11
FairOver: OBED CREEK
7.2 MI NE OF INMAN, Spartanburg, SC
Built 1949 Load: 25.6 t ADT: 4,800
S-43-227
FairOver: GREEN SWAMP
2 MI W OF SUMTER, Sumter, SC
Built 1993 Load: 25.6 t ADT: 3,000
US 521
FairOver: THORNTREE SWAMP
5.3 MI S OF KINGSTREE, Williamsburg, SC
Built 1931 Load: 25.6 t ADT: 2,100
SC 557
FairOver: CROWDERS CREEK
6.9 MI E OF CLOVER, York, SC
Built 1957 Load: 25.6 t ADT: 9,300
Showing 1,951-2,000 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 |