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-578/WESTBURY RD
FairOver: TRIB TO POLK SWAMP
3.7 MI SW ST GEORGE, Dorchester, SC
Built 1970 Load: 18.5 t ADT: 225
S-18-71/COWTAIL RD
FairOver: COWTAIL CREEK
3.5 MI SW ST GEORGE, Dorchester, SC
Built 1973 Load: 18.5 t ADT: 250
S-18-668
FairOver: TRIB TO INDIAN FIELD SWP
5 MI E ST GEORGE, Dorchester, SC
Built 1974 Load: 18.5 t ADT: 500
S-471/HARLEY RD
FairOver: POLK SWAMP
4.2 MI W ST GEORGE, Dorchester, SC
Built 1977 Load: 18.5 t ADT: 400
S-19-75
FairOver: SHAWS CREEK
2.2MI NE TRENTON, Edgefield, SC
Built 1956 Load: 18.5 t ADT: 750
S-19-84
FairOver: ACADEMY BRANCH
TOWN OF EDGEFIELD, Edgefield, SC
Built 1956 Load: 18.5 t ADT: 225
S-19-40
FairOver: BEAVERDAM CREEK
2.6MI E EDGEFIELD, Edgefield, SC
Built 1962 Load: 18.5 t ADT: 200
S-19-18
FairOver: TURKEY CREEK
2.5 MI W JOHNSTON, Edgefield, SC
Built 1973 Load: 18.5 t ADT: 325
S-21-150
FairOver: TRIB TO LYNCHES RV
4MI NW PROSPECT, Florence, SC
Built 1959 Load: 18.5 t ADT: 250
S-21-836
FairOver: JEFFERIES CREEK
WISTERIA DR - FLORENCE, Florence, SC
Built 1965 Load: 18.5 t ADT: 800
S-21-46
FairOver: SPRING BRANCH CREEK
6 MI NE HYMAN, Florence, SC
Built 1970 Load: 18.5 t ADT: 1,400
S-23-117
FairOver: BURBAN FORK CRK
8.7MI NE TRAVELERS REST, Greenville, SC
Built 1955 Load: 18.5 t ADT: 1,000
S-23-42
FairOver: TRIB TO N SALUDA RIVER
11.7MI N TRAVELERS REST, Greenville, SC
Built 1956 Load: 18.5 t ADT: 50
S-24-48
FairOver: CUNNING FORD CREEK
3.0MI SE BRADLEY, Greenwood, SC
Built 1955 Load: 18.5 t ADT: 25
S-24-164
FairOver: HARD LABOR CREEK
4.6MI SW GREENWOOD, Greenwood, SC
Built 1956 Load: 18.5 t ADT: 300
S-24-166
FairOver: TOLBERTS BRANCH
3.9MI SW NINETY SIX, Greenwood, SC
Built 1957 Load: 18.5 t ADT: 200
S-24-27
FairOver: NINETY SIX CREEK
2.5MI SE NINETY-SIX, Greenwood, SC
Built 1960 Load: 18.5 t ADT: 200
S-24-48
FairOver: HARD LABOR CREEK
2.5MI SE BRADLEY, Greenwood, SC
Built 1963 Load: 18.5 t ADT: 25
S-24-398
FairOver: TRIB. OF SALUDA RIVER
3.4MI NE HODGES, Greenwood, SC
Built 1963 Load: 18.5 t ADT: 350
S-24-386
FairOver: BR OF WILSON CREEK
5.3 MI SE NINETY-SIX, Greenwood, SC
Built 1966 Load: 18.5 t ADT: 350
S-25-255
FairOver: BLACK CREEK
2MI E ESTILL, Hampton, SC
Built 1953 Load: 18.5 t ADT: 250
US 601
FairOver: SALKEHATCHIE RIVER
7 MI N CROCKETVILLE, Hampton, SC
Built 1958 Load: 18.5 t ADT: 1,150
S-25-39
FairOver: LONG BRANCH
5MI W ESTILL, Hampton, SC
Built 1959 Load: 18.5 t ADT: 250
S-25-17
FairOver: EARLY BRANCH
4MI NW YEMASSEE, Hampton, SC
Built 1960 Load: 18.5 t ADT: 275
S-25-852
FairOver: UNNAMED STREAM
2.5 MI S. ESTILL, Hampton, SC
Built 1969 Load: 18.5 t ADT: 125
S-25-543
FairOver: TRIB BRIAR CREEK
9 MI S HAMPTON, Hampton, SC
Built 1974 Load: 18.5 t ADT: 125
US 501
FairOver: WACCAMAW RIV SCLRR L-123
TOWN OF CONWAY, Horry, SC
Built 1937 Load: 18.5 t ADT: 21,600
S-26-131
FairOver: LOUSING SWAMP
4 MI E AYNOR, Horry, SC
Built 1956 Load: 18.5 t ADT: 1,150
S-26-99
FairOver: PALMETTO SWAMP
1 MI N JORDANVILLE, Horry, SC
Built 1960 Load: 18.5 t ADT: 700
S-26-708
FairOver: GAP SWAMP
4MI N NICHOLS, Horry, SC
Built 1969 Load: 18.5 t ADT: 100
S-27-277
FairOver: UNNAMED STREAM
14.5 MI W RIDGELAND, Jasper, SC
Built 1974 Load: 18.5 t ADT: 125
S-28-568
FairOver: TRIB TO TOWN CREEK
4 MI SE OF CAMDEN, Kershaw, SC
Built 1958 Load: 18.5 t ADT: 200
S-28-449
FairOver: BR BIG PINE TREE CRK
6 MI E OF CAMDEN, Kershaw, SC
Built 1964 Load: 18.5 t ADT: 475
S-28-47
FairOver: MCCASKILL CREEK
10 MI SW OF CAMDEN, Kershaw, SC
Built 1965 Load: 18.5 t ADT: 1,000
S-30-255
FairOver: NORTH LICK CREEK
6.3 MI NW LAURENS, Laurens, SC
Built 1958 Load: 18.5 t ADT: 125
S-30-307
FairOver: LONG LICK BRANCH
11.5 MI SW LAURENS, Laurens, SC
Built 1960 Load: 18.5 t ADT: 500
S-30-314
FairOver: BR OF WARRIOR CK
7.7 MI NE LAURENS, Laurens, SC
Built 1960 Load: 18.5 t ADT: 150
S-30-399
FairOver: BEAVER DAM CREEK
5.5MI NE GRAY COURT, Laurens, SC
Built 1962 Load: 18.5 t ADT: 375
S-30-52
FairOver: BUCKHEAD CREEK
9.5 MI NE LAURENS, Laurens, SC
Built 1964 Load: 18.5 t ADT: 225
S-30-80
FairOver: WALNUT CREEK
12.9 MI SW LAURENS, Laurens, SC
Built 1964 Load: 18.5 t ADT: 225
S-30-93
FairOver: BR OF MOUNTAIN CREEK
8.2 MI NW LAURENS, Laurens, SC
Built 1964 Load: 18.5 t ADT: 800
S-30-481
FairOver: BR OF CANE CK.
11.3 MI S LAURENS, Laurens, SC
Built 1964 Load: 18.5 t ADT: 200
S-30-516
FairOver: DURBIN CREEK
5.3 MI N GRAY COURT, Laurens, SC
Built 1966 Load: 18.5 t ADT: 125
S-30-522
FairOver: BUCKHEAD CREEK
6.2 MI NE GRAY COURT, Laurens, SC
Built 1966 Load: 18.5 t ADT: 125
S-30-531
FairOver: BR OF ENOREE RIVER
6.0 MI NE GRAY COURT, Laurens, SC
Built 1966 Load: 18.5 t ADT: 125
S-30-258
FairOver: NW BR OF BOYD MILL POND
13.8 MI W LAURENS, Laurens, SC
Built 1968 Load: 18.5 t ADT: 125
S-30-574
FairOver: BURRISS CREEK
4.5 MI SW LAURENS, Laurens, SC
Built 1968 Load: 18.5 t ADT: 125
S-30-703
FairOver: BR TO ENOREE RIVER
5.3 MI NE GRAY COURT, Laurens, SC
Built 1973 Load: 18.5 t ADT: 150
S-30-671
FairOver: BR TO S. DURBIN CK
15.9 MI NW LAURENS, Laurens, SC
Built 1977 Load: 18.5 t ADT: 275
S-32-945
FairOver: TRIB TO RISTERS CREEK
1 MI N OF CHAPIN, Lexington, SC
Built 1967 Load: 18.5 t ADT: 350
Showing 1,301-1,350 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 |