Barnwell County Bridge Report Card

Barnwell County scores 90 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

A90 / 100

Local infrastructure snapshot

Barnwell County, South Carolina

Barnwell County has 76 bridges in the National Bridge Inventory, with 0 rated poor and 2 rated scour-critical. Its poor-condition share of 0.0% is at or below the 6.3% statewide average.

76Total Bridges

0Poor (0.0%)

62Fair (81.6%)

2Scour-Critical

Quote-Ready Local Facts

0.0%of county bridges are in poor condition, compared with 6.3% statewide and 6.7% nationally.

0daily vehicle crossings are on poor-condition bridges in the county.

2bridges are rated scour-critical, or 2.6% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Barnwell County a Bridge Condition Exposure Score of 90/100 (A). The county has 76 bridges in the National Bridge Inventory, including 0 in poor condition and 2 rated scour-critical. Poor-condition bridges carry about 0 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.

Download all county report-card scores as CSV.

How the Score Breaks Down

Factor	Weight	County Value	Penalty
Poor-condition bridge share	40	0.0%	0.0
Poor-condition traffic exposure	25	0.0% of measured traffic	0.0
Scour-critical bridge share	20	2.6%	5.3
Average age vs national baseline	10	60 years vs 48 nationally	4.7
Traffic-data completeness	5	86,475 measured daily crossings	0.0

Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.

County Comparisons

County Poor-Condition Share	0.0%
State Poor-Condition Share	6.3%
National Poor-Condition Share	6.7%
County Scour-Critical Share	2.6%
Average Bridge Age	60 years
Poor-Condition Traffic Exposure	0 vehicles/day

Bridges to Watch

Oldest Listed BridgeSc 125 over Four Mile Creek — built in 1926 All County BridgesBrowse every bridge record in Barnwell County.

Top Bridges to Watch in Barnwell County

Bridge	Reason	Condition	Daily Traffic	Year Built
Sc 64 WB over Salkehatchie River	Scour-critical foundation rating	Fair	700	1952
S-6-20 over Three Runs Creek	Scour-critical foundation rating	Fair	550	1975
US 278 over Turkey Creek	High traffic	Fair	16,900	1931
US 278 over Salkehatchie River	High traffic	Fair	6,700	1941
Sc 70 over Toby Creek	High traffic	Good	4,000	1939
US 278 over Spring Fellow Creek	High traffic	Fair	3,700	1952
US 278 over Rosemary Creek	High traffic	Fair	3,700	1952
US 278 over Buck Creek	High traffic	Fair	3,400	1952
Sc 3 over Windy Hill Creek	High traffic	Fair	2,500	1959
S-6-20 over Salkehatchie River	High traffic	Fair	2,300	1975

Important safety note

Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.