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-6-163
FairOver: TRIB TO ROSEMARY CK
IN WILLISTON, Barnwell, SC
Built 1970 Load: 18.1 t ADT: 700
L-8-570/ROSE DR
FairOver: SAWMILL BRANCH
12.7 MI SW MONCKS CORNER, Berkeley, SC
Built 1970 Load: 18.1 t ADT: 250
S-8-946/TRINITY PI
FairOver: UNNAMED CANAL
4 MI W GOOSE CREEK, Berkeley, SC
Built 1975 Load: 18.1 t ADT: 2,200
S-17-192
FairOver: SWEET SWAMP
4MI N DILLON, Dillon, SC
Built 1956 Load: 18.1 t ADT: 225
S-17-74
FairOver: MILL BRANCH
3MI SW LAKE VIEW, Dillon, SC
Built 1970 Load: 18.1 t ADT: 650
S-19-257
FairOver: BEAVERDAM CREEK
2.0MI SE EDGEFIELD, Edgefield, SC
Built 1962 Load: 18.1 t ADT: 2,900
S-19-339
FairOver: SWEETWATER CREEK
14.9MI SW EDGEFIELD, Edgefield, SC
Built 1976 Load: 18.1 t ADT: 800
S-20-41
FairOver: HORSE BRANCH
6.3MI NW WINNSBORO, Fairfield, SC
Built 1975 Load: 18.1 t ADT: 600
S-20-33
FairOver: MCCLURES CREEK
19 MI W WINNSBORO, Fairfield, SC
Built 1993 Load: 18.1 t ADT: 25
S-21-558
FairOver: TWO MILE BRANCH
5MI NW LAKE CITY, Florence, SC
Built 1961 Load: 18.1 t ADT: 325
S-21-558
FairOver: CYPRESS CREEK
4MI NW LAKE CITY, Florence, SC
Built 1962 Load: 18.1 t ADT: 325
S-21-604
FairOver: BR OF LYNCHES LAKE
7 MI SW JOHNSONVILLE, Florence, SC
Built 1962 Load: 18.1 t ADT: 325
S-21-34
FairOver: SINGLETARY BRANCH
5 MI E COWARDS, Florence, SC
Built 1970 Load: 18.1 t ADT: 1,500
C-21-438
FairOver: LAKE SWAMP
1.0 MI E TIMMONSVILLE, Florence, SC
Built 1994 Load: 18.1 t ADT: 125
S-22-52
FairOver: BLACK RIVER SWP
9MI N GEORGETOWN, Georgetown, SC
Built 1971 Load: 18.1 t ADT: 100
S-22-537
FairOver: TRIB TO BLACK RIVER
8 MI N OF GEORGETOWN, Georgetown, SC
Built 1970 Load: 18.1 t ADT: 1,750
S-23-134
FairOver: TRIB TO MIDDLE TYGER
6.5MI N GREER, Greenville, SC
Built 1966 Load: 18.1 t ADT: 1,650
S-24-50
FairOver: HARD LABOR CREEK
3.0 MI S GREENWOOD, Greenwood, SC
Built 1956 Load: 18.1 t ADT: 475
S-24-225
FairOver: BR TO HENLEY CREEK
2.4MI SW NINETY SIX, Greenwood, SC
Built 1960 Load: 18.1 t ADT: 175
S-24-44
FairOver: BEAVERDAM CREEK
12.1MI S GREENWOOD, Greenwood, SC
Built 1962 Load: 18.1 t ADT: 75
S-25-12
FairOver: COOSAWHATCHIE RIVER
3MI SW BRUNSON, Hampton, SC
Built 1971 Load: 18.1 t ADT: 200
S-25-526
FairOver: CAMP BRANCH
6MI SE VARNVILLE, Hampton, SC
Built 1974 Load: 18.1 t ADT: 125
S-26-139
FairOver: WHITEOAK CREEK
5 MI SW LORIS, Horry, SC
Built 1957 Load: 18.1 t ADT: 850
S-26-75
FairOver: BUG SWAMP
9 MI N CONWAY, Horry, SC
Built 1959 Load: 18.1 t ADT: 1,050
S-28-40
FairOver: GRANNIES QUARTER CREEK
8 MI S OF KERSHAW, Kershaw, SC
Built 1958 Load: 18.1 t ADT: 125
S-28-562
FairOver: SWIFT CREEK
7 MI SE OF CAMDEN, Kershaw, SC
Built 1959 Load: 18.1 t ADT: 125
S-28-53
FairOver: TWENTYFIVEMILE CREEK
3 MI NW OF ELGIN, Kershaw, SC
Built 1960 Load: 18.1 t ADT: 2,000
US 76
FairOver: SOUTH RABON CREEK
8.2 MI NW OF LAURENS, Laurens, SC
Built 1940 Load: 18.1 t ADT: 3,500
S-30-84
FairOver: BURNT MILL CREEK
1.8 MI SW LAURENS, Laurens, SC
Built 1955 Load: 18.1 t ADT: 2,400
S-30-38
FairOver: LITTLE RIVER
8.5 MI S CLINTON, Laurens, SC
Built 1964 Load: 18.1 t ADT: 550
S-30-486
FairOver: SCOUT CREEK
CITY LAURENS, Laurens, SC
Built 1977 Load: 18.1 t ADT: 350
S-31-76
FairOver: MERCHANT MILL CREEK
5 MI N OF BISHOPVILLE, Lee, SC
Built 1960 Load: 18.1 t ADT: 275
S-31-220
FairOver: TRIB SCAPE ORE SWAMP
8 MI W OF BISHOPVILLE, Lee, SC
Built 1964 Load: 18.1 t ADT: 200
S-31-242
FairOver: BEAVERDAM CREEK
7 MI SW OF BISHOPVILLE, Lee, SC
Built 1966 Load: 18.1 t ADT: 175
S-32-204
FairOver: RED BANK CREEK
5 MI S OF LEXINGTON, Lexington, SC
Built 1968 Load: 18.1 t ADT: 9,600
S-34-309
FairOver: MILL CREEK
3MI SW NICHOLS, Marion, SC
Built 1956 Load: 18.1 t ADT: 550
S-33-467
FairOver: BAKERS CREEK
3.5 MI SW MCCORMICK, McCormick, SC
Built 1968 Load: 18.1 t ADT: 600
S-36-273
FairOver: SCOTT CREEK
2.5 MI S NEWBERRY, Newberry, SC
Built 1959 Load: 18.1 t ADT: 150
S-36-244
FairOver: BRANCH OF BUSH RIVER
6.9 MI SE NEWBERRY, Newberry, SC
Built 1963 Load: 18.1 t ADT: 550
S-36-187
FairOver: BRANCH OF BUFFALO CREEKK
12.2 MI SE NEWBERRY, Newberry, SC
Built 1964 Load: 18.1 t ADT: 1,950
S-36-359
FairOver: BRANCH OF BIG CREEK
9.4 MI SE NEWBERRY, Newberry, SC
Built 1965 Load: 18.1 t ADT: 100
S-36-49
FairOver: WELCH CREEK
5.7 MI SW NEWBERRY, Newberry, SC
Built 1972 Load: 18.1 t ADT: 1,300
S-36-56
FairOver: BIG BEAVER DAM
3.6 MI NW NEWBERRY, Newberry, SC
Built 1972 Load: 18.1 t ADT: 600
S-36-638
FairOver: CRIMS CREEK
10.4MI S. NEWBERRY, Newberry, SC
Built 1974 Load: 18.1 t ADT: 175
SC 210
FairOver: PROVIDENCE SWAMP
6.5MI SW OF SANTEE, Orangeburg, SC
Built 1941 Load: 18.1 t ADT: 500
S-38-135
FairOver: CATTLE CREEK
6MI S BOWMAN, Orangeburg, SC
Built 1955 Load: 18.1 t ADT: 225
S-38-202
FairOver: KETTLE BRANCH
5MI NW HOLLY HILL, Orangeburg, SC
Built 1957 Load: 18.1 t ADT: 550
S-38-36
FairOver: MILL BRANCH
4 MI N BOWMAN, Orangeburg, SC
Built 1966 Load: 18.1 t ADT: 1,250
S-38-184
FairOver: BOLAN MILL
4MI W NEESES, Orangeburg, SC
Built 1967 Load: 18.1 t ADT: 125
S-38-1440
FairOver: GREAT BRANCH
6MI E NEESES, Orangeburg, SC
Built 1972 Load: 18.1 t ADT: 350
Showing 1,201-1,250 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 |