US Bridges

S-13-104 over Lynches River

GoodPosted for load

Chesterfield County, South Carolina · 10.5 MI NW Pageland · Structure no. 000000000003618

Built
2016
9 years old
Condition
Good
inspected October 2024
Type
Truss - Thru
Steel
Length
150 ft
1 main span
Daily traffic
800
2023 count
Owner
State
State Highway Agency

About this bridge

S-13-104 over Lynches River is a steel truss - thru carrying S-13-104 over Lynches River in Chesterfield County, South Carolina. It was built in 2016, so it is 9 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. Its operating status is: posted for load restriction.

It carries about 800 vehicles a day, roughly 5% of them trucks, projected to reach 1,168 by 2024. The structure is 150 ft (45.7 m) long and 30 ft wide.

CarriesS-13-104
CrossesLynches River
Location10.5 MI NW Pageland
RouteState Highway 104
Coordinates34.81472, -80.56361
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckSteel plate
Main spans1
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span150 ft (45.7 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic800 (2023)
Projected traffic1,168 by 2024
Trucks5%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$230,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-13-104 over Lynches River built?

It was built in 2016, making it 9 years old in 2025.

What condition is S-13-104 over Lynches 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-13-104 over Lynches River carry?

About 800 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-13-104 over Lynches River?

The structure is 150 ft (45.7 m) long with a longest span of 150 ft (45.7 m) and a deck 30 ft wide.

Who owns S-13-104 over Lynches River?

It is owned by the State Highway Agency.