Lee County Bridge Report Card

Lee County scores 93 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.

A93 / 100

Local infrastructure snapshot

Lee County, South Carolina

Lee County has 91 bridges in the National Bridge Inventory, with 2 rated poor and 1 rated scour-critical. Its poor-condition share of 2.2% is at or below the 6.3% statewide average. Poor-condition bridges carry about 250 daily vehicle crossings.

91Total Bridges

2Poor (2.2%)

47Fair (51.6%)

1Scour-Critical

Quote-Ready Local Facts

2.2%of county bridges are in poor condition, compared with 6.3% statewide and 6.7% nationally.

250daily vehicle crossings are on poor-condition bridges in the county.

1bridges are rated scour-critical, or 1.1% of the county bridge inventory.

Copyable Facts for Reporters

BridgeLookup.com gives Lee County a Bridge Condition Exposure Score of 93/100 (A). The county has 91 bridges in the National Bridge Inventory, including 2 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 250 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	2.2%	4.4
Poor-condition traffic exposure	25	0.1% of measured traffic	0.1
Scour-critical bridge share	20	1.1%	2.2
Average age vs national baseline	10	43 years vs 48 nationally	0.0
Traffic-data completeness	5	277,275 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	2.2%
State Poor-Condition Share	6.3%
National Poor-Condition Share	6.7%
County Scour-Critical Share	1.1%
Average Bridge Age	43 years
Poor-Condition Traffic Exposure	250 vehicles/day

Bridges to Watch

Busiest Poor-Condition BridgeS-31-311 over Tib Stoney Run Creek — 125 vehicles/day Oldest Listed BridgeUS 76 over Back Swamp — built in 1920 All County BridgesBrowse every bridge record in Lee County.

Top Bridges to Watch in Lee County

Bridge	Reason	Condition	Daily Traffic	Year Built
S-31-311 over Tib Stoney Run Creek	Poor condition + traffic exposure	Poor	125	1957
S-31-228 over Black River	Poor condition + traffic exposure	Poor	125	1965
S-31-29 over Scape Ore Creek	Scour-critical foundation rating	Good	900	2015
I-20 over Laws Branch	High traffic	Fair	29,500	1972
I-20 over Mill Branch	High traffic	Fair	29,500	1972
I-20 EB over Scape Ore Swamp	High traffic	Fair	15,350	1971
I-20 EB over U.s. 15	High traffic	Good	15,350	1971
I-20 WB over Scape Ore Swamp	High traffic	Fair	15,350	1971
I-20 WB over US 15	High traffic	Good	15,350	1971
I-20 EB over Rr Scl	High traffic	Fair	14,750	1972

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.