US Bridges

S-12-326 over Hicklin Branch

Fair

Chester County, South Carolina · 5.5 MI N Richburg · Structure no. 000000000009148

Built
1997
28 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
70 ft
1 main span
Daily traffic
175
2023 count
Owner
State
State Highway Agency

About this bridge

S-12-326 over Hicklin Branch is a concrete slab carrying S-12-326 over Hicklin Branch in Chester 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 175 vehicles a day, roughly 5% of them trucks, projected to reach 224 by 2043. The structure is 70 ft (21.3 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-12-326
CrossesHicklin Branch
Location5.5 MI N Richburg
RouteState Highway 326
Coordinates34.79283, -80.98736
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.4 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span40 ft (12.2 m)
Deck width39 ft (11.9 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2023)
Projected traffic224 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
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-12-326 over Hicklin Branch built?

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

What condition is S-12-326 over Hicklin Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does S-12-326 over Hicklin Branch carry?

About 175 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-12-326 over Hicklin Branch?

The structure is 70 ft (21.3 m) long with a longest span of 40 ft (12.2 m) and a deck 39 ft wide.

Who owns S-12-326 over Hicklin Branch?

It is owned by the State Highway Agency.