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
C-40-1683
FairOver: WILDCAT FORK CK
4 MI E OF COLUMBIA, Richland, SC
Built 1975 Load: 28.2 t ADT: 1,600
S-41-59
FairOver: CLOUDS CREEK
11.7MI NE SALUDA, Saluda, SC
Built 1975 Load: 28.2 t ADT: 550
C-42-218
FairOver: LAWSON FORK CR
1 1/2 MI SE OF INMAN, Spartanburg, SC
Built 2001 Load: 28.2 t ADT: 225
C-42-769
FairOver: HOLSTON CREEK
3.8MI NW INMAN, Spartanburg, SC
Built 2002 Load: 28.2 t ADT: 225
C-42-1086
FairOver: ABNERS CR
8.8MI NW WOODRUFF, Spartanburg, SC
Built 2002 Load: 28.2 t ADT: 225
C-42-810
FairOver: LAWSON FORK CR
2.5 MI SE OF INMAN, Spartanburg, SC
Built 1997 Load: 28.2 t ADT: 225
C-42-923
FairOver: ALEXANDER CREEK
4.2MI SE LANDRUM, Spartanburg, SC
Built 1997 Load: 28.2 t ADT: 225
C-42-1887
FairOver: LITTLE BUCK CR
1.3 MI SW OF CHESNEE, Spartanburg, SC
Built 1997 Load: 28.2 t ADT: 225
C-42-2454
FairOver: LAWSON FORK CREEK
1.0 MI SW INMAN, Spartanburg, SC
Built 1998 Load: 28.2 t ADT: 225
US 76/US 378 EB
FairOver: WATEREE RIVER
17 MI W OF SUMTER, Sumter, SC
Built 1987 Load: 28.2 t ADT: 9,550
SC 105
FairOver: REEDY BRANCH
7.8 MI N OF LOCKHART, Union, SC
Built 1948 Load: 28.2 t ADT: 500
S-44-19
FairOver: BR. BUFFALO CR.
MEANSVILLE RD @ UNION, Union, SC
Built 1970 Load: 28.2 t ADT: 1,450
US 521
FairOver: S.C.L. RAILROAD
0.1 MI S OF SALTERS, Williamsburg, SC
Built 1937 Load: 28.2 t ADT: 2,100
S-7-43/KINLOCH RD
FairOver: TRUE BLUE CREEK
12 MI N BEAUFORT, Beaufort, SC
Built 1959 Load: 28.5 t ADT: 350
L-/WATERFRNTDR
FairOver: CANAL
IN MT. PLEASANT, Charleston, SC
Built 1988 Load: 28.5 t ADT: 600
US 521
FairOver: MILL BRANCH
3MI N OF MANNING, Clarendon, SC
Built 1949 Load: 28.5 t ADT: 7,500
US 15
FairOver: LANGDALE BRANCH
4 MI N OF WALTERBORO, Colleton, SC
Built 1931 Load: 28.5 t ADT: 2,800
US 52
FairOver: HORSE CREEK
7MI N OF DARLINGTON, Darlington, SC
Built 1932 Load: 28.5 t ADT: 4,600
US 25
FairOver: TURKEY CREEK
8.7 MI NW OF EDGEFIELD, Edgefield, SC
Built 2014 Load: 28.5 t ADT: 1,750
S-23-103
FairOver: REEDY RIVER
1.2MI W TRAVELERS REST, Greenville, SC
Built 1948 Load: 28.5 t ADT: 3,600
C-23-1983
FairOver: MIDDLE SALUDA RIVER
7.7 MI NW TRAVELERS REST, Greenville, SC
Built 1990 Load: 28.5 t ADT: 125
I-20
FairOver: RR CN&L
5MI NW OF COLUMBIA, Lexington, SC
Built 1964 Load: 28.5 t ADT: 77,400
US 176
FairOver: INDIAN CREEK
9.7 MI N E OF NEWBERRY, Newberry, SC
Built 1940 Load: 28.5 t ADT: 3,600
US 123
FairOver: CHAUGA CREEK
5.5 MI SW OF WESTMINSTER, Oconee, SC
Built 1944 Load: 28.5 t ADT: 3,000
S-38-196
FairOver: MIDDLE PEN SWAMP
8MI E ORANGEBURG, Orangeburg, SC
Built 2002 Load: 28.5 t ADT: 275
S-42-38
FairOver: INMAN MILL CREEK
0.6MI W INMAN, Spartanburg, SC
Built 1920 Load: 28.5 t ADT: 3,200
S-42-62
FairOver: TRIB TO BENS CREEK
7.0 MI SE DUNCAN, Spartanburg, SC
Built 1948 Load: 28.5 t ADT: 1,700
S-42-55
FairOver: PACOLET RIVER
6.0 MI SW CHESNEE, Spartanburg, SC
Built 1969 Load: 28.5 t ADT: 700
S-42-262
FairOver: SCL RR
WOFFORD ST./SPARTANBURG, Spartanburg, SC
Built 1970 Load: 28.5 t ADT: 1,850
US 15
FairOver: WHITES MILL POND
3 MI N OF SUMTER, Sumter, SC
Built 1935 Load: 28.5 t ADT: 7,400
SC 20
FairOver: P AND N RR (NO. 1)
1.3 MI N OF BELTON, Anderson, SC
Built 1940 Load: 28.8 t ADT: 7,000
US 78
FairOver: BRIER BRANCH
8.5MI E OF BAMBERG, Bamberg, SC
Built 1931 Load: 28.8 t ADT: 1,350
US 78
FairOver: BRIAR BRANCH
9.5 MI E OF BAMBERG, Bamberg, SC
Built 1931 Load: 28.8 t ADT: 1,350
SC 64
FairOver: KIRKLAND CREEK
1MI E OF OLAR, Bamberg, SC
Built 1955 Load: 28.8 t ADT: 750
S-11-577
FairOver: GOFORTH'S CREEK
5.8MI N GAFFNEY, Cherokee, SC
Built 1991 Load: 28.8 t ADT: 300
S-132/BARRACADA RD
FairOver: UNNAMED STREAM
2.3 MI E WALT'B, Colleton, SC
Built 1960 Load: 28.8 t ADT: 1,250
SC 34
FairOver: KENNEDY BRANCH
3.3 MI W OF WINNSBORO, Fairfield, SC
Built 1926 Load: 28.8 t ADT: 2,000
SC 213
FairOver: BROAD RV & SOUTHERN RWY
AT NEWBERRY CO LINE, Fairfield, SC
Built 1961 Load: 28.8 t ADT: 5,900
US 278/GRAYS HWY
FairOver: BEAVERDAM CREEK #1
1MI S OF GRAYS, Jasper, SC
Built 1932 Load: 28.8 t ADT: 1,700
I-95 SBL
FairOver: SAVANNAH RIVER..
GA/SC STATE LINE, Jasper, SC
Built 1976 Load: 28.8 t ADT: 31,800
S-29-156
FairOver: LOCAL BR OF BEAR CR
6.0 MI E LANCASTER, Lancaster, SC
Built 1925 Load: 28.8 t ADT: 800
S-30-6
FairOver: RABON CREEK
8.0 MI SW LAURENS, Laurens, SC
Built 1948 Load: 28.8 t ADT: 450
SC 49
FairOver: WARRIOR CREEK
9.2 MI NE OF LAURENS, Laurens, SC
Built 1950 Load: 28.8 t ADT: 3,200
US 501 SB
FairOver: LITTLE PEE DEE SWP-1
2.0 MI W. GALIVANTS FER, Marion, SC
Built 1931 Load: 28.8 t ADT: 9,650
S-37-488
FairOver: DAVIS MILL CREEK
3.3 MI E SENECA, Oconee, SC
Built 1973 Load: 28.8 t ADT: 3,800
S-38-74
FairOver: ROBERTS SWAMP
3.5MI E NORWAY, Orangeburg, SC
Built 1999 Load: 28.8 t ADT: 225
L-40-2027
FairOver: ROCKY BRANCH
CITY OF COLUMBIA, Richland, SC
Built 1912 Load: 28.8 t ADT: 6,400
S-42-126
FairOver: CSXT RR
CITY OF SPARTANBURG, Spartanburg, SC
Built 1975 Load: 28.8 t ADT: 10,200
S-1-220
FairOver: JOHNSON CREEK
IN EDGEFIELD, Abbeville, SC
Built 1977 Load: 29.2 t ADT: 125
SC 184
FairOver: SAVANNAH RIVER
17.5 MI SW OF ANDERSON, Anderson, SC
Built 1983 Load: 29.2 t ADT: 800
Showing 2,301-2,350 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 |