US Bridges

S-18-19/WIRE RD over I-95

Fair

Dorchester County, South Carolina · 5.5MI SW of ST George · Structure no. 000000000006088

Built
1972
53 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
258 ft
4 main spans
Daily traffic
450
2023 count
Owner
State
State Highway Agency

About this bridge

S-18-19/WIRE RD over I-95 is a steel continuous stringer/multi-beam or girder carrying S-18-19/WIRE RD over I-95 in Dorchester County, South Carolina. It was built in 1972, so it is 53 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 450 vehicles a day, roughly 10% of them trucks, projected to reach 657 by 2043. The structure is 258 ft (78.6 m) long and 37 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesS-18-19/WIRE RD
CrossesI-95
Location5.5MI SW of ST George
RouteState Highway 19
Coordinates33.13026, -80.63768
Functional classRural Major Collector

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 inspectionMay 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 rating59 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length258 ft (78.6 m)
Longest span92 ft (28 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2023)
Projected traffic657 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed16.2 mi (26 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-18-19/WIRE RD over I-95 built?

It was built in 1972, making it 53 years old in 2025.

What condition is S-18-19/WIRE RD over I-95 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 May 2023.

How much traffic does S-18-19/WIRE RD over I-95 carry?

About 450 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is S-18-19/WIRE RD over I-95?

The structure is 258 ft (78.6 m) long with a longest span of 92 ft (28 m) and a deck 37 ft wide.

Who owns S-18-19/WIRE RD over I-95?

It is owned by the State Highway Agency.