US Bridges

S-32-160 over I-20

Fair

Lexington County, South Carolina · 7 MI S of Gilbert · Structure no. 000000000005803

Built
1970
55 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
267 ft
4 main spans
Daily traffic
400
2023 count
Owner
State
State Highway Agency

About this bridge

S-32-160 over I-20 is a steel stringer/multi-beam or girder carrying S-32-160 over I-20 in Lexington County, South Carolina. It was built in 1970, so it is 55 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 400 vehicles a day, roughly 5% of them trucks, projected to reach 512 by 2043. The structure is 267 ft (81.4 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-32-160
CrossesI-20
Location7 MI S of Gilbert
RouteState Highway 160
Coordinates33.82814, -81.43628
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length267 ft (81.4 m)
Longest span86 ft (26.2 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2023)
Projected traffic512 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was S-32-160 over I-20 built?

It was built in 1970, making it 55 years old in 2025.

What condition is S-32-160 over I-20 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 November 2024.

How much traffic does S-32-160 over I-20 carry?

About 400 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-32-160 over I-20?

The structure is 267 ft (81.4 m) long with a longest span of 86 ft (26.2 m) and a deck 38 ft wide.

Who owns S-32-160 over I-20?

It is owned by the State Highway Agency.