US Bridges

Sc 9 over Southern Railway

Fair

Lancaster County, South Carolina · 3.7 MI W of Lancaster · Structure no. 000000000004588

Built
1965
60 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
168 ft
3 main spans
Daily traffic
12,500
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 9 over Southern Railway is a prestressed concrete stringer/multi-beam or girder carrying Sc 9 over Southern Railway in Lancaster County, South Carolina. It was built in 1965, so it is 60 years old, older 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 12,500 vehicles a day, roughly 11% of them trucks, projected to reach 19,500 by 2043. The structure is 168 ft (51.2 m) long and 80 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSc 9
CrossesSouthern Railway
Location3.7 MI W of Lancaster
RouteState Highway 9
Coordinates34.72653, -80.82747
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating20.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length168 ft (51.2 m)
Longest span56 ft (17.1 m)
Deck width80 ft (24.4 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2023)
Projected traffic19,500 by 2043
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$303,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sc 9 over Southern Railway built?

It was built in 1965, making it 60 years old in 2025.

What condition is Sc 9 over Southern Railway 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 August 2024.

How much traffic does Sc 9 over Southern Railway carry?

About 12,500 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Sc 9 over Southern Railway?

The structure is 168 ft (51.2 m) long with a longest span of 56 ft (17.1 m) and a deck 80 ft wide.

Who owns Sc 9 over Southern Railway?

It is owned by the State Highway Agency.