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-15-88/SEE SEE RD
FairOver: ASHEPOO RIVER
5 MI SW WALTERBORO, Colleton, SC
Built 1975 Load: 26.2 t ADT: 125
S-15-97/SUDBURY RD
FairOver: FULLER SWAMP
7.2 MI NE WALTERBORO, Colleton, SC
Built 1975 Load: 26.2 t ADT: 75
S-15-128
FairOver: IRELAND CREEK
TOWN OF WALT'B, Colleton, SC
Built 1979 Load: 26.2 t ADT: 750
US 52
FairOver: BUCKHOLTZ CREEK
8MI N OF DARLINGTON, Darlington, SC
Built 1932 Load: 26.2 t ADT: 4,600
US 401
FairOver: NEWMAN SWAMP
1MI NE OF LAMAR, Darlington, SC
Built 1937 Load: 26.2 t ADT: 3,100
US 301
FairOver: MAPLE SWAMP
1.0MI SE OF DILLON, Dillon, SC
Built 1967 Load: 26.2 t ADT: 7,400
US 78/W 5TH ST N
FairOver: GREAT CYPRESS SWAMP #3
6.7 MI NW OF SUMMERVILLE, Dorchester, SC
Built 1919 Load: 26.2 t ADT: 7,400
S-18-161
FairOver: GUM BRANCH
4.6 MI SE ST GEORGE, Dorchester, SC
Built 1975 Load: 26.2 t ADT: 125
US 276
FairOver: NS RR
2.0 MI NW GREENVILLE, Greenville, SC
Built 1934 Load: 26.2 t ADT: 39,300
SC 296
FairOver: PETERS CREEK
6 MI NE MAULDIN, Greenville, SC
Built 1948 Load: 26.2 t ADT: 7,900
S-23-119
FairOver: OLD RAILROAD BED
6.3MI N TRAVELERS REST, Greenville, SC
Built 1970 Load: 26.2 t ADT: 500
S-23-67
FairOver: SALUDA RIVER
3.2MI SE WILLIAMSTON, Greenville, SC
Built 1978 Load: 26.2 t ADT: 850
C-24-500
FairOver: HARD LABOR CREEK
10.2 MI SW OF G'WD, Greenwood, SC
Built 1975 Load: 26.2 t ADT: 125
S-25-20
FairOver: UNNAMED STREAM
8MI SW ESTILL, Hampton, SC
Built 1980 Load: 26.2 t ADT: 350
SC 170
FairOver: SAVANNAH RIVER SWAMP
NR GA/SC LN, Jasper, SC
Built 1940 Load: 26.2 t ADT: 4,000
US 521
FairOver: TOWN CREEK
4MI S OF CAMDEN, Kershaw, SC
Built 1930 Load: 26.2 t ADT: 10,900
US 1 SB
FairOver: WATEREE RIVER
3 MI W OF CAMDEN, Kershaw, SC
Built 1998 Load: 26.2 t ADT: 16,250
S-30-41
FairOver: TRIB TO BURNT MILL CK
3.5 MI SW LAURENS, Laurens, SC
Built 1983 Load: 26.2 t ADT: 900
I-26
FairOver: RR CSXT
4 MI W OF W COLA, Lexington, SC
Built 1958 Load: 26.2 t ADT: 99,300
S-32-54
FairOver: WHETSTONE CREEK
2 MI E OF DELMAR, Lexington, SC
Built 1977 Load: 26.2 t ADT: 175
S-36-376
FairOver: SANDY RUN CREEK
10.9 MI W NEWBERRY, Newberry, SC
Built 1962 Load: 26.2 t ADT: 50
S-36-45
FairOver: ENOREE RIVER
13.3 MI NE NEWBERRY, Newberry, SC
Built 1978 Load: 26.2 t ADT: 225
S-36-343
FairOver: TRIB TO BUSH RIVER #1
3.0 MI SW NEWBERRY, Newberry, SC
Built 1981 Load: 26.2 t ADT: 275
S-38-1607
FairOver: GOODLAND BRANCH
6MI N SPRINGFIELD, Orangeburg, SC
Built 1955 Load: 26.2 t ADT: 150
S-38-63
FairOver: BETTY BRANCH
2 MI W BRANCHVILLE, Orangeburg, SC
Built 1975 Load: 26.2 t ADT: 400
S-38-1255
FairOver: PROVIDENCE SWAMP
9MI NW HOLLY HILL, Orangeburg, SC
Built 1976 Load: 26.2 t ADT: 125
S-38-1540
FairOver: EARLY BRANCH
3MI W JAMISON, Orangeburg, SC
Built 1977 Load: 26.2 t ADT: 125
S-38-195
FairOver: MIDDLE PEN CREEK
4MI E ORANGEBURG, Orangeburg, SC
Built 1981 Load: 26.2 t ADT: 125
L-1430
FairOver: JIMMIES CREEK
7.7 MI SW OF SPARTANBURG, Spartanburg, SC
Built 1982 Load: 26.2 t ADT: 700
C-42-641
FairOver: SOUTH TYGER RIV TRIB
2.5 MI E GREER, Spartanburg, SC
Built 1981 Load: 26.2 t ADT: 225
C-44-175
FairOver: TINKER CREEK
6.6 MI S OF UNION, Union, SC
Built 1983 Load: 26.2 t ADT: 200
S-2-110
FairOver: N EDISTO RIVER
5.0 MI NE WAGNER, Aiken, SC
Built 1984 Load: 26.6 t ADT: 25
I-85 SB
FairOver: THREE & TWENTY CREEK
8.9MI NW OF ANDERSON, Anderson, SC
Built 1962 Load: 26.6 t ADT: 23,950
S-4-34
FairOver: TOWN CREEK
5.2MI N ANDERSON, Anderson, SC
Built 1974 Load: 26.6 t ADT: 4,100
S-4-60
FairOver: HURRICANE CREEK
6.3 MI NW ANDERSON, Anderson, SC
Built 1983 Load: 26.6 t ADT: 1,400
S-4-117
FairOver: TRIB LITTLE BEAVERDAM CK
15.6 MI NW ANDERSON, Anderson, SC
Built 1983 Load: 26.6 t ADT: 375
US 278 WB
FairOver: SKULL CREEK
HILTON HEAD ISLAND, Beaufort, SC
Built 1982 Load: 26.6 t ADT: 28,700
S-8-598/UNITED DR
FairOver: UNNAMED STREAM
1.0 MI SE HUGER, Berkeley, SC
Built 1968 Load: 26.6 t ADT: 375
S-8-324
FairOver: UNNAMED STREAM
IN GOOSE CREEK, Berkeley, SC
Built 1969 Load: 26.6 t ADT: 1,200
S-857/RUTLEDGE RD
FairOver: MONTGOMERY CREEK
7.2 MI N MCCLELLANVILLE, Charleston, SC
Built 1960 Load: 26.6 t ADT: 600
S-15-233/PENIEL RD
FairOver: TRIB TO ASHEPOO RIVER
4.5 MI SW WALTERBORO, Colleton, SC
Built 1958 Load: 26.6 t ADT: 275
US 52
FairOver: STAR FORK BRANCH
4.0 MI SE OF DARLINGTON, Darlington, SC
Built 1924 Load: 26.6 t ADT: 18,800
S-19-100
FairOver: TURKEY CREEK
6.6 MI NW EDGEFIELD, Edgefield, SC
Built 1940 Load: 26.6 t ADT: 125
S-20-82
FairOver: ALLENS BR
TOWN OF WINNSBORO, Fairfield, SC
Built 1959 Load: 26.6 t ADT: 1,150
L-204
FairOver: OPOSSUM BRANCH
11 MI NW OF WINNSBORO, Fairfield, SC
Built 2023 Load: 26.6 t ADT: 125
SC 291
FairOver: REEDY RIVER
3.1 MI SE GREENVILLE, Greenville, SC
Built 1953 Load: 26.6 t ADT: 25,800
SC 14
FairOver: MIDDLE TYGER RIVER
10.5 MI N OF GREER, Greenville, SC
Built 1959 Load: 26.6 t ADT: 1,650
S-23-159
FairOver: GROVE CREEK
11.5 SW OF MAULDIN, Greenville, SC
Built 1992 Load: 26.6 t ADT: 2,200
US 278
FairOver: COOSAWHATCHIE RIVER
5 MI SE OF VARNVILLE, Hampton, SC
Built 1957 Load: 26.6 t ADT: 1,600
S-25-140
FairOver: DEEP BRANCH
10MI SE VARNVILLE, Hampton, SC
Built 1993 Load: 26.6 t ADT: 175
Showing 2,101-2,150 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 |