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-40-82
GoodOver: BEAR CREEK
1.8 MI NE COLA, Richland, SC
Built 1996 Load: 36.0 t ADT: 850
S-42-127
GoodOver: TRIB TO PACOLET RIVER
2.7 MI NW INMAN, Spartanburg, SC
Built 1995 Load: 36.0 t ADT: 700
S-42-197
GoodOver: FERGERSON CREEK
2.5 MI N WOODRUFF, Spartanburg, SC
Built 2000 Load: 36.0 t ADT: 1,200
S-45-454
GoodOver: KINGSTREE SWAMP
2.0 MI NW CADES, Williamsburg, SC
Built 1995 Load: 36.0 t ADT: 300
GA SR 404P-US 17
GoodOver: BACK RIVER
1 MILE N OR SAVANNAH, Jasper, SC
Built 2015 Load: 36.2 t ADT: 19,100
S-4-116
GoodOver: BIG CREEK
4.7 MI NE BELTON, Anderson, SC
Built 1989 Load: 36.3 t ADT: 225
US 17 SB
GoodOver: BRANFORD CREEK
10 MI EAST OF BEAUFORT, Beaufort, SC
Built 2011 Load: 36.3 t ADT: 6,600
US 17 SB
GoodOver: MARSH
10 MI EAST OF BEAUFORT, Beaufort, SC
Built 2009 Load: 36.3 t ADT: 6,600
S-8-35
GoodOver: TRIB TO CRAWL CREEK
4.5MI NW ST STEPHEN, Berkeley, SC
Built 2001 Load: 36.3 t ADT: 600
S-13-55
GoodOver: THOMPSON CREEK
5.2 MI E PAGELAND, Chesterfield, SC
Built 2002 Load: 36.3 t ADT: 75
S-21-58
GoodOver: BROWNS SWAMP
8 MI SE LAKE CITY, Florence, SC
Built 1994 Load: 36.3 t ADT: 750
S-23-920
GoodOver: CLEAR CREEK
4.7 MI NW GREER, Greenville, SC
Built 1997 Load: 36.3 t ADT: 8,000
S-26-97
GoodOver: MAPLE SWAMP
6 MI E CONWAY, Horry, SC
Built 2004 Load: 36.3 t ADT: 900
US 501 SB
GoodOver: LITTLE PEE DEE RIVER
MARION CO LN, Horry, SC
Built 1974 Load: 36.3 t ADT: 12,750
S-26-23
GoodOver: CEDAR CREEK
4 MI S FLOYD, Horry, SC
Built 1989 Load: 36.3 t ADT: 650
S-26-105
GoodOver: WACCAMAW RIVER
5 MI NE HICKORY GROVE, Horry, SC
Built 1999 Load: 36.3 t ADT: 3,200
S-27-115
GoodOver: MAJOR BRANCH
4.5MI NW RIDGELAND, Jasper, SC
Built 2010 Load: 36.3 t ADT: 275
US 76
GoodOver: NORTH RABON CREEK
7.2 MI NW OF LAURENS, Laurens, SC
Built 2007 Load: 36.3 t ADT: 3,500
US 501 NB
GoodOver: LITTLE PEE DEE SWP-1
2.0 MI W. GALIVANTS FER, Marion, SC
Built 1974 Load: 36.3 t ADT: 9,650
S-36-164
GoodOver: CSX RR
10.1 MI SE NEWBERRY, Newberry, SC
Built 1987 Load: 36.3 t ADT: 325
SC 4
GoodOver: DEAN SWAMP
2MI W OF SPRINGFIELD, Orangeburg, SC
Built 1978 Load: 36.3 t ADT: 1,050
S-40-55
GoodOver: CEDAR CREEK
4.0 MI SE HOPKINS, Richland, SC
Built 1994 Load: 36.3 t ADT: 850
S-42-43
GoodOver: SHOALLY CREEK
4.5MI N SPARTANBURG, Spartanburg, SC
Built 1922 Load: 36.3 t ADT: 10,300
C-44-153
GoodOver: BROCK CREEK
4.0 MI S CARLISLE, Union, SC
Built 1980 Load: 36.3 t ADT: 200
S-45-30
GoodOver: BR OF BLACK RIVER
8.0 MI SE KINGSTREE, Williamsburg, SC
Built 1995 Load: 36.3 t ADT: 950
S-45-197
GoodOver: LAWS SWAMP
3.0 MI NW SALTERS, Williamsburg, SC
Built 1995 Load: 36.3 t ADT: 350
SC 203
GoodOver: BAILEY CREEK
5.3 MI NE OF ABBEVILLE, Abbeville, SC
Built 1946 Load: 36.6 t ADT: 1,200
S-1-120
GoodOver: NORRIS CREEK
1.6MI SE ABBEVILLE, Abbeville, SC
Built 1995 Load: 36.6 t ADT: 300
SC 230
GoodOver: POLE BRANCH
3 MI N OF N AUGUSTA, Aiken, SC
Built 1946 Load: 36.6 t ADT: 12,800
S-4-100
GoodOver: NEALS CREEK
6.0MI SE ANDERSON, Anderson, SC
Built 1994 Load: 36.6 t ADT: 450
S-133/STEED CR RD
GoodOver: WASHAW CREEK
2.0 MI SE HUGER, Berkeley, SC
Built 2011 Load: 36.6 t ADT: 600
S-11-49
GoodOver: NORFOLK SOUTHERN RR
3.0MI NE GAFFNEY, Cherokee, SC
Built 2004 Load: 36.6 t ADT: 350
S-16-177
GoodOver: BELLYACHE BRANCH
0.7 MI N OF DARLINGTON, Darlington, SC
Built 1991 Load: 36.6 t ADT: 1,200
S-16-449
GoodOver: NEWMAN SWAMP
1MI NE LAMAR, Darlington, SC
Built 1995 Load: 36.6 t ADT: 425
L-3434/WALCACKERDR
GoodOver: EAGLE CREEK
3 MI W OF LADSON, Dorchester, SC
Built 2015 Load: 36.6 t ADT: 810
S-26-218
GoodOver: CRAB TREE SWAMP
2MI W CONWAY, Horry, SC
Built 1994 Load: 36.6 t ADT: 4,700
S-29-561
GoodOver: STREAM
LANCASTER CITY LIMITS, Lancaster, SC
Built 1973 Load: 36.6 t ADT: 3,400
S-31-221
GoodOver: BEAVER DAM CREEK
8MI SW OF BISHOPVILLE, Lee, SC
Built 1996 Load: 36.6 t ADT: 350
S-32-103
GoodOver: CONGAREE CREEK
2 MI W OF SOUTH CONGAREE, Lexington, SC
Built 1995 Load: 36.6 t ADT: 4,800
S-32-158
GoodOver: LITTLE HORSE CREEK
10 MI W OF LEXINGTON, Lexington, SC
Built 1996 Load: 36.6 t ADT: 750
SC 48 WB
GoodOver: GILLS CREEK
5 MI SE OF COLUMBIA, Richland, SC
Built 1960 Load: 36.6 t ADT: 5,200
S-41-33
GoodOver: BURNETS CREEK
2.1MI NE SALUDA, Saluda, SC
Built 1947 Load: 36.6 t ADT: 350
S-41-25
GoodOver: TRIB TO CLOUDS CREEK
8.4 MI SE SALUDA, Saluda, SC
Built 1995 Load: 36.6 t ADT: 650
S-42-113
GoodOver: CANE CREEK
9.0 MI E WOODRUFF, Spartanburg, SC
Built 1993 Load: 36.6 t ADT: 275
SC 215
GoodOver: REEDY CREEK
ROEBUCK, Spartanburg, SC
Built 2007 Load: 36.6 t ADT: 9,400
S-43-46
GoodOver: COWPEN SWAMP
5 MI NE OF SUMTER, Sumter, SC
Built 2015 Load: 36.6 t ADT: 1,100
S-46-76
GoodOver: BR OF BULLOCKS CR
1.4 MI N SHARON, York, SC
Built 1998 Load: 36.6 t ADT: 75
S-2-208
GoodOver: EDISTO RIVER
5.0 MI W MONETTA, Aiken, SC
Built 2006 Load: 36.9 t ADT: 425
S-4-48
GoodOver: PEA CREEK
4.3MI SE ANDERSON, Anderson, SC
Built 1948 Load: 36.9 t ADT: 2,700
S-4-331
GoodOver: LITTLE BEAVERDAM CREEK
5.2MI NW BELTON, Anderson, SC
Built 2006 Load: 36.9 t ADT: 2,900
Showing 4,101-4,150 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 |