US Bridges

S-8-9 over RR CSXT

Good

Berkeley County, South Carolina · 8.5MI SE Moncks Corner · Structure no. 000000000000713

Built
2014
11 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
117 ft
1 main span
Daily traffic
7,400
2023 count
Owner
State
State Highway Agency

About this bridge

S-8-9 over RR CSXT is a prestressed concrete stringer/multi-beam or girder carrying S-8-9 over RR CSXT in Berkeley County, South Carolina. It was built in 2014, so it is 11 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 7,400 vehicles a day, roughly 6% of them trucks, projected to reach 10,138 by 2043. The structure is 117 ft (35.7 m) long and 43 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesS-8-9
CrossesRR CSXT
Location8.5MI SE Moncks Corner
RouteState Highway 9
Coordinates33.06715, -79.97272
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating25.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length117 ft (35.7 m)
Longest span117 ft (35.7 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,400 (2023)
Projected traffic10,138 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed19.9 mi (32 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was S-8-9 over RR CSXT built?

It was built in 2014, making it 11 years old in 2025.

What condition is S-8-9 over RR CSXT 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 November 2024.

How much traffic does S-8-9 over RR CSXT carry?

About 7,400 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is S-8-9 over RR CSXT?

The structure is 117 ft (35.7 m) long with a longest span of 117 ft (35.7 m) and a deck 43 ft wide.

Who owns S-8-9 over RR CSXT?

It is owned by the State Highway Agency.