US Bridges

S-13-43 over Big Black River

Good

Chesterfield County, South Carolina · 5.2 MI N Jefferson · Structure no. 000000000008430

Built
1991
34 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
150 ft
1 main span
Daily traffic
600
2023 count
Owner
State
State Highway Agency

About this bridge

S-13-43 over Big Black River is a prestressed concrete stringer/multi-beam or girder carrying S-13-43 over Big Black River in Chesterfield County, South Carolina. It was built in 1991, so it is 34 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 600 vehicles a day, roughly 12% of them trucks, projected to reach 876 by 2043. The structure is 150 ft (45.7 m) long and 37 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesS-13-43
CrossesBig Black River
Location5.2 MI N Jefferson
RouteState Highway 43
Coordinates34.71333, -80.33564
Functional classRural Major Collector

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating55 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span60 ft (18.3 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic876 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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-13-43 over Big Black River built?

It was built in 1991, making it 34 years old in 2025.

What condition is S-13-43 over Big Black River 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 October 2024.

How much traffic does S-13-43 over Big Black River carry?

About 600 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is S-13-43 over Big Black River?

The structure is 150 ft (45.7 m) long with a longest span of 60 ft (18.3 m) and a deck 37 ft wide.

Who owns S-13-43 over Big Black River?

It is owned by the State Highway Agency.