US Bridges

S-3-65 over Three Runs Creek

Good

Allendale County, South Carolina · 12.3MI N Allendale · Structure no. 000000000009118

Built
1997
28 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
99 ft
3 main spans
Daily traffic
175
2023 count
Owner
State
State Highway Agency

About this bridge

S-3-65 over Three Runs Creek is a concrete slab carrying S-3-65 over Three Runs Creek in Allendale County, South Carolina. It was built in 1997, so it is 28 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 175 vehicles a day, roughly 11% of them trucks, projected to reach 243 by 2043. The structure is 99 ft (30.2 m) long and 36 ft wide.

CarriesS-3-65
CrossesThree Runs Creek
Location12.3MI N Allendale
RouteState Highway 65
Coordinates33.1351, -81.45414
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating46.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length99 ft (30.2 m)
Longest span33 ft (10.1 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2023)
Projected traffic243 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-3-65 over Three Runs Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is S-3-65 over Three Runs Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does S-3-65 over Three Runs Creek carry?

About 175 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is S-3-65 over Three Runs Creek?

The structure is 99 ft (30.2 m) long with a longest span of 33 ft (10.1 m) and a deck 36 ft wide.

Who owns S-3-65 over Three Runs Creek?

It is owned by the State Highway Agency.