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-37-509
GoodOver: TRIB TO W FORK LITTLE RI
10.2 MI N WALHALLA, Oconee, SC
Built 1985 Load: 16.8 t ADT: 200
S-37-49
GoodOver: TRIB TO CHESTOEA CREEK
4.75 MI W WESTMINSTER, Oconee, SC
Built 1967 Load: 16.8 t ADT: 800
C-37-530
GoodOver: TR. CANE CREEK
4.0MI NE OF WAHALLA, Oconee, SC
Built 1992 Load: 16.8 t ADT: 200
C-4-921
GoodOver: HEN COOP CR
8.8 MI SE OF ANDERSON, Anderson, SC
Built 2011 Load: 17.2 t ADT: 125
S-20-378
GoodOver: CROOKED RUN CREEK
7MI S WINNSBORO, Fairfield, SC
Built 1974 Load: 17.2 t ADT: 125
C-39-578
GoodOver: TRIB TO 12 MILE CREEK
4.8 MI NE OF SIX MILE, Pickens, SC
Built 2001 Load: 17.2 t ADT: 200
S-708/VIPER RD
GoodOver: RR CSXT
PINEVILLE, Berkeley, SC
Built 2009 Load: 17.5 t ADT: 1,600
S-12-316
GoodOver: DRY FORK CREEK
2 MI W OF CHESTER, Chester, SC
Built 1988 Load: 17.5 t ADT: 125
S-26-107
GoodOver: BROWN SWAMP
1.5 MI W CONWAY, Horry, SC
Built 1970 Load: 17.5 t ADT: 5,100
S-33-65
GoodOver: ROCKY CREEK
3.1 MI NE MCCORMICK, McCormick, SC
Built 1965 Load: 17.5 t ADT: 125
SC 901
GoodOver: TAYLORS CREEK
3.3 MI S OF ROCK HILL, York, SC
Built 2010 Load: 17.5 t ADT: 11,300
S-21-57
GoodOver: BULLOCKS BRANCH
4 MI SE OF PAMPLICO, Florence, SC
Built 2023 Load: 17.8 t ADT: 2,200
C-26-382
GoodOver: STERIT SWAMP
5.0 MI E OF CONWAY, Horry, SC
Built 2000 Load: 17.8 t ADT: 250
S-40-2283
GoodOver: SMITH'S BRANCH
2 MI N OF COLUMBIA, Richland, SC
Built 1960 Load: 17.8 t ADT: 75
S-4-853
GoodOver: BIG CREEK
1.8MI NW WILLIAMSTON, Anderson, SC
Built 1967 Load: 18.1 t ADT: 1,400
S-22-52
GoodOver: BLACK RIVER SWAMP
8 MI N OF GEORGETOWN, Georgetown, SC
Built 2022 Load: 18.1 t ADT: 200
S-23-564
GoodOver: ROCKY CREEK
6.3 MI SW GREER, Greenville, SC
Built 2008 Load: 18.1 t ADT: 7,000
SC 418
GoodOver: ENOREE RIVER
18.2 MI N LAURENS, Laurens, SC
Built 1997 Load: 18.1 t ADT: 1,350
S-34-32
GoodOver: LITTLE REEDY CREEK
TOWN OF RAINS, Marion, SC
Built 1956 Load: 18.1 t ADT: 300
S-13-104
GoodOver: LYNCHES RIVER
10.5 MI NW PAGELAND, Chesterfield, SC
Built 2016 Load: 18.5 t ADT: 700
S-885/FLETCHER LN
GoodOver: SOIL CONSERVATION CANAL
10.8 MI N WALTERBORO, Colleton, SC
Built 1970 Load: 18.5 t ADT: 50
SC 61
GoodOver: TRIB TO ASHLEY RIVER
8.8MI SE SUMR'VL, Dorchester, SC
Built 1929 Load: 18.5 t ADT: 11,600
I-185 NB
GoodOver: REEDY RIVER
SOUTH OF GREENVILLE, Greenville, SC
Built 1999 Load: 18.5 t ADT: 4,350
S-28-549
GoodOver: THOROUGHFARE BRANCH
9 MI NE CAMDEN, Kershaw, SC
Built 1990 Load: 18.5 t ADT: 325
S-31-99
GoodOver: BACK SWAMP
1 MI E OF LYNCHBURG, Lee, SC
Built 1958 Load: 18.5 t ADT: 175
C-39-567
GoodOver: TRIB TO TWELVE MILE CR
4.5MI SW OF PICKENS, Pickens, SC
Built 2003 Load: 18.5 t ADT: 351
S-39-134
GoodOver: BRUSHY CREEK
3.0 MI SE EASLEY, Pickens, SC
Built 1977 Load: 18.5 t ADT: 5,400
S-42-605
GoodOver: FAIRFOREST CREEK
POWELL MILL RD/SPTBG, Spartanburg, SC
Built 2008 Load: 18.5 t ADT: 8,300
S-42-644
GoodOver: MAPLE CREEK
3.0 MI E GREER, Spartanburg, SC
Built 2006 Load: 18.5 t ADT: 1,150
I-85
GoodOver: MIDDLE TYGER RIVER
3.0 MI S OF WELLFORD, Spartanburg, SC
Built 2000 Load: 18.5 t ADT: 50,200
S-45-454
GoodOver: CLAPP SWAMP
4.0 MI SE HEBRON, Williamsburg, SC
Built 1968 Load: 18.5 t ADT: 300
S-39-267
GoodOver: TWELVE MILE CREEK
3.5 MI SW PICKENS, Pickens, SC
Built 2018 Load: 18.8 t ADT: 2,200
C-42-8224
GoodOver: LITTLE BUCK CREEK
1.5 MI SW OF CHESNEE, Spartanburg, SC
Built 1983 Load: 18.8 t ADT: 225
S-43-119
GoodOver: SHOT PORCH BRANCH
1 MI NW OF SUMTER, Sumter, SC
Built 1955 Load: 18.8 t ADT: 1,000
S-43-59
GoodOver: PUDDING SWAMP
10 MI E OF MAYESVILLE, Sumter, SC
Built 1958 Load: 18.8 t ADT: 250
S-28-451
GoodOver: LONG BRANCH
9 MI E OF CAMDEN, Kershaw, SC
Built 1964 Load: 19.1 t ADT: 325
S-28-23
GoodOver: UNNAMED
9 MI S OF CAMDEN, Kershaw, SC
Built 1966 Load: 19.1 t ADT: 475
S-39-44
GoodOver: TRIB TO 18 MILE CREEK
2.4MI E CENTRAL, Pickens, SC
Built 1978 Load: 19.1 t ADT: 400
S-8-697/SECONG ST
GoodOver: UNNAMED STREAM
TOWN MONCKS CORNER, Berkeley, SC
Built 1973 Load: 19.4 t ADT: 100
US 21
GoodOver: MURPH MILL CREEK
7MI W OF ST MATTHEWS, Calhoun, SC
Built 1940 Load: 19.4 t ADT: 4,800
S-28-148
GoodOver: CAMP CREEK
2 MI NW OF CAMDEN, Kershaw, SC
Built 1950 Load: 19.4 t ADT: 125
S-37-160
GoodOver: BARTON CREEK
8 MI W WESTMINSTER, Oconee, SC
Built 1982 Load: 19.4 t ADT: 275
C-42-1943
GoodOver: BUCK BRANCH
6.0MI N SPARTANBURG, Spartanburg, SC
Built 1984 Load: 19.4 t ADT: 250
SC 53
GoodOver: DOUGLAS SWAMP
18 MI E OF SUMTER, Sumter, SC
Built 1948 Load: 19.4 t ADT: 550
S-44-279
GoodOver: FAIR FOREST CREEK
6.2 MI NW UNION, Union, SC
Built 2013 Load: 19.4 t ADT: 400
SC 72
GoodOver: MCKENLEY CREEK
10.0 MI SW OF ABBEVILLE, Abbeville, SC
Built 2005 Load: 19.8 t ADT: 2,600
C-23-10
GoodOver: REEDY RIVER
S MAIN ST-GREENVILLE, Greenville, SC
Built 1910 Load: 19.8 t ADT: 5,300
C-42-769
GoodOver: TRIB NORTH TIGER RIVER
4.1 MI W OF INMAN, Spartanburg, SC
Built 1978 Load: 19.8 t ADT: 1,500
S-12-72
GoodOver: BULL RUN CREEK
5.4 MI SE CHESTER, Chester, SC
Built 2001 Load: 20.1 t ADT: 275
US 601
GoodOver: ANTLEY SPRING CREEK
2 MI S OF ST MATTHEWS, Calhoun, SC
Built 1930 Load: 20.4 t ADT: 5,500
Showing 3,251-3,300 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 |