US Bridges

S-34-472 over Briar Creek

Good

Marion County, South Carolina · 2MI E Mullins · Structure no. 000000000005123

Built
2012
13 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
150
2023 count
Owner
State
State Highway Agency

About this bridge

S-34-472 over Briar Creek is a prestressed concrete slab carrying S-34-472 over Briar Creek in Marion County, South Carolina. It was built in 2012, so it is 13 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 5% of them trucks, projected to reach 192 by 2043. The structure is 50 ft (15.2 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-34-472
CrossesBriar Creek
Location2MI E Mullins
RouteState Highway 472
Coordinates34.20818, -79.19491
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic192 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 S-34-472 over Briar Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is S-34-472 over Briar 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 June 2023.

How much traffic does S-34-472 over Briar Creek carry?

About 150 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-34-472 over Briar Creek?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.

Who owns S-34-472 over Briar Creek?

It is owned by the State Highway Agency.