US Bridges

I-95 SB over US 15

Fair

Clarendon County, South Carolina · 7MI SW of Summerton · Structure no. 000000000005260

Built
1968
57 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
244 ft
5 main spans
Daily traffic
19,800
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 SB over US 15 is a prestressed concrete stringer/multi-beam or girder carrying I-95 SB over US 15 in Clarendon County, South Carolina. It was built in 1968, so it is 57 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 5 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 19,800 vehicles a day, roughly 22% of them trucks, projected to reach 34,650 by 2043. The structure is 244 ft (74.4 m) long and 42 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesI-95 SB
CrossesUS 15
Location7MI SW of Summerton
RouteInterstate 95
CountyClarendon County
StateSouth Carolina
Coordinates33.52441, -80.42866
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating49.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length244 ft (74.4 m)
Longest span68 ft (20.7 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,800 (2023)
Projected traffic34,650 by 2043
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-95 SB over US 15 built?

It was built in 1968, making it 57 years old in 2025.

What condition is I-95 SB over US 15 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 October 2023.

How much traffic does I-95 SB over US 15 carry?

About 19,800 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is I-95 SB over US 15?

The structure is 244 ft (74.4 m) long with a longest span of 68 ft (20.7 m) and a deck 42 ft wide.

Who owns I-95 SB over US 15?

It is owned by the State Highway Agency.