US Bridges

Sc 72 over Duncan Creek

Poor

Laurens County, South Carolina · 18.6 MI E of Laurens · Structure no. 000000000001084

Built
1940
85 years old, rebuilt 1961
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
150 ft
6 main spans
Daily traffic
2,500
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 72 over Duncan Creek is a steel continuous stringer/multi-beam or girder carrying Sc 72 over Duncan Creek in Laurens County, South Carolina. It was built in 1940 and reconstructed in 1961, so it is 85 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 2,500 vehicles a day, roughly 22% of them trucks, projected to reach 4,350 by 2043. The structure is 150 ft (45.7 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSc 72
CrossesDuncan Creek
Location18.6 MI E of Laurens
RouteState Highway 72
Coordinates34.50886, -81.69389
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2023)
Projected traffic4,350 by 2043
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 72 over Duncan Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1961.

What condition is Sc 72 over Duncan Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Sc 72 over Duncan Creek carry?

About 2,500 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is Sc 72 over Duncan Creek?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns Sc 72 over Duncan Creek?

It is owned by the State Highway Agency.