Total Bridges
5,396
Public highway bridges in South Carolina
State profile · Near median Poor share
South Carolina bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in South Carolina, based on the FHWA National Bridge Inventory.
- 5,396
- Public bridges
- 34.8%
- Good condition
- 6.1%
- Poor condition
Data updated May 2026
Good Condition
34.8%
1,876 bridges rated 7-9
-15.2pp vs 50% benchmark
Poor Condition
6.1%
329 bridges whose lowest applicable component is rated 0-4
-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 - Poor-condition share 20.3%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
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 by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below South Carolina on the same metric.
ID
Idaho
5.51% top marginal rate
MS
Mississippi
5.92% top marginal rate
SC
South Carolina
6.10% top marginal rate
WI
Wisconsin
6.13% top marginal rate
NC
North Carolina
6.16% top marginal rate
Bridges Needing Most Attention in South Carolina
Six lowest-condition bridges in South Carolina, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
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-16-131
UnknownOver: I-20
3MI W LAMAR, Darlington, SC
Built 1974 ADT: 28,700
S-16-290
UnknownOver: I-20
3MI W DARLINGTON, Darlington, SC
Built 1974 ADT: 28,700
SC 38
UnknownOver: I-95
6.0MI NW OF LATTA, Dillon, SC
Built 2004 ADT: 46,700
S-17-63
UnknownOver: I-95
4MI W LATTA, Dillon, SC
Built 2014 ADT: 43,700
I-95 NB
UnknownOver: SC 9
2 MI N OF DILLION, Dillon, SC
Built 1966 ADT: 4,300
S-17-23
UnknownOver: I-95
3MI SW DILLON, Dillon, SC
Built 1966 ADT: 43,700
S-17-29
UnknownOver: I-95
3MI W LATTA, Dillon, SC
Built 1966 ADT: 43,700
S-17-219
UnknownOver: I-95
6.5 MI W LATTA, Dillon, SC
Built 1966 ADT: 46,700
I-95 NB
UnknownOver: S-17-927 & CSXT RR
1.4 MI NE OF HAMER, Dillon, SC
Built 1967 ADT: 62
S-17-286
UnknownOver: I-95
3MI N DILLON, Dillon, SC
Built 1967 ADT: 41,900
SC 453
UnknownOver: I-26
8MI NE ST GEORGE, Dorchester, SC
Built 1960 ADT: 43,000
S-18-139
UnknownOver: I-26
10.6 MI E ST GEORGE, Dorchester, SC
Built 1960 ADT: 45,400
S-50/SEVEN MILE RD
UnknownOver: I-26
7.5 MI NE ST GEORGE, Dorchester, SC
Built 1961 ADT: 43,000
US 15
UnknownOver: I-26
8.5 MI N OF ST GEORGE, Dorchester, SC
Built 1962 ADT: 44,800
I-95 NB
UnknownOver: U.S. 78
2 MI W OF ST GEORGE, Dorchester, SC
Built 1973 ADT: 4,550
I-95 SB
UnknownOver: S-53 & S-26
2.7 MI SW ST GEORGE, Dorchester, SC
Built 1973 ADT: 137
I-95 NB
UnknownOver: U.S. 178
5.8 MI N OF ST GEORGE, Dorchester, SC
Built 1974 ADT: 1,050
I-95 SB
UnknownOver: U.S. 178
5.8 MI N OF ST GEORGE, Dorchester, SC
Built 1974 ADT: 1,050
S-18-86/MTZION RD
UnknownOver: I-95
3 MI NW ST GEORGE, Dorchester, SC
Built 1974 ADT: 51,200
SC 165
UnknownOver: RR NS & S-10-65
TOWN OF SUMMERVILLE, Dorchester, SC
Built 1998 ADT: 7,600
I-77 NB
UnknownOver: S-20-41
7.0 MI N OF SC 34, Fairfield, SC
Built 1979 ADT: 300
SC 200
UnknownOver: I-77
10.0 MI N OF WINNSBORO, Fairfield, SC
Built 1979 ADT: 47,300
S-20-21
UnknownOver: I-77
6MI SE WINNSBORO, Fairfield, SC
Built 1979 ADT: 47,500
S-20-52
UnknownOver: I-77
12MI NE WINNSBORO, Fairfield, SC
Built 1979 ADT: 47,500
S-20-20
UnknownOver: I-77
8MI NE WINNSBORO, Fairfield, SC
Built 1980 ADT: 47,200
I-95
UnknownOver: S-21-26
5 MI NE OF FLORENCE, Florence, SC
Built 1966 ADT: 2,500
S-21-63
UnknownOver: I-95
3 MI NW FLORENCE, Florence, SC
Built 1966 ADT: 56,300
I-20 EB
UnknownOver: I-95
4.7 MI W OF FLORENCE, Florence, SC
Built 1967 ADT: 18,800
I-20 WB
UnknownOver: I-95
4.7 MI W OF FLORENCE, Florence, SC
Built 1967 ADT: 18,800
I-95 NB
UnknownOver: S-21-13
4 MI NW OF FLORENCE, Florence, SC
Built 1967 ADT: 8,800
I-95 SB
UnknownOver: I-20 EB
4.5 MI W OF FLORENCE, Florence, SC
Built 1967 ADT: 8,760
S-21-38
UnknownOver: I-95
3 MI S TIMMONSVILLE, Florence, SC
Built 1967 ADT: 37,800
S-21-45
UnknownOver: I-95
3 MI E TIMMONSVILLE, Florence, SC
Built 1967 ADT: 38,400
S-21-112
UnknownOver: I-20
2MI W FLORENCE, Florence, SC
Built 1967 ADT: 30,900
SC 327
UnknownOver: I-95
7MI NE OF FLORENCE, Florence, SC
Built 2014 ADT: 58,100
S-21-1355
UnknownOver: I-20
1MI W I-95 & I-20 INT, Florence, SC
Built 1974 ADT: 30,900
S-21-83
UnknownOver: I-95
2 MI SE TIMMONSVILLE, Florence, SC
Built 1998 ADT: 37,800
US 17 NB
UnknownOver: SAMPIT RIVER_& S-103
IN GEORGETOWN, Georgetown, SC
Built 1988 ADT: 187
US 521 NB
UnknownOver: SC 41 BUS
ANDREWS, Georgetown, SC
Built 2006 ADT: 650
SC 417
UnknownOver: U S 276 NB
MAULDIN, Greenville, SC
Built 1930 ADT: 23,500
SC 20
UnknownOver: CO. RD. (L-5084 MP 0.20)
PIEDMONT, Greenville, SC
Built 1952 ADT: 150
I-185
UnknownOver: SCL RR & S-1117
3.0MI S OF GREENVILLE, Greenville, SC
Built 1957 ADT: 1,200
I-185
UnknownOver: U.S. 25 BY PASS
3.0MI S OF GREENVILLE, Greenville, SC
Built 1957 ADT: 35,300
US 276 EB
UnknownOver: L-4785
5.7 MI N. GREENVILLE, Greenville, SC
Built 1957 ADT: 75
US 29
UnknownOver: PARK AVENUE S-94
CITY OF GREENVILLE, Greenville, SC
Built 1957 ADT: 4,300
US 29
UnknownOver: U.S. 276
CITY OF GREENVILLE, Greenville, SC
Built 1957 ADT: 27,600
S-23-55
UnknownOver: I-385
12MI S SIMPSONVILLE, Greenville, SC
Built 2002 ADT: 58,900
SC 418
UnknownOver: I-385
FOUNTAIN INN, Greenville, SC
Built 1958 ADT: 44,700
S-23-13
UnknownOver: US 276
3.7MI S TRAVELERS REST, Greenville, SC
Built 1958 ADT: 28,900
S-23-272
UnknownOver: I-385
1MI W SIMPSONVILLE, Greenville, SC
Built 2006 ADT: 75,900
Showing 151-200 of 5,396 bridges
Related
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.
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). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
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.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.