US Bridges

Sc 34 over I-95

Poor

Dillon County, South Carolina · 2.5MI W of Dillon · Structure no. 000000000004751

Built
1966
59 years old
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
263 ft
4 main spans
Daily traffic
7,200
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 34 over I-95 is a prestressed concrete stringer/multi-beam or girder carrying Sc 34 over I-95 in Dillon County, South Carolina. It was built in 1966, so it is 59 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 7,200 vehicles a day, roughly 13% of them trucks, projected to reach 10,152 by 2043. The structure is 263 ft (80.2 m) long and 36 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesSc 34
CrossesI-95
Location2.5MI W of Dillon
RouteState Highway 34
CountyDillon County
StateSouth Carolina
Coordinates34.41894, -79.41246
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating32.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length263 ft (80.2 m)
Longest span77 ft (23.5 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2023)
Projected traffic10,152 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed14.3 mi (23 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sc 34 over I-95 built?

It was built in 1966, making it 59 years old in 2025.

What condition is Sc 34 over I-95 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does Sc 34 over I-95 carry?

About 7,200 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Sc 34 over I-95?

The structure is 263 ft (80.2 m) long with a longest span of 77 ft (23.5 m) and a deck 36 ft wide.

Who owns Sc 34 over I-95?

It is owned by the State Highway Agency.