US Bridges

I-526 WB over S-1168/SAVAGE RD

Fair

Charleston County, South Carolina · 5.5 MI NW Charleston · Structure no. 000000000007542

Built
1982
43 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
177 ft
3 main spans
Daily traffic
19,350
2023 count
Owner
State
State Highway Agency

About this bridge

I-526 WB over S-1168/SAVAGE RD is a steel stringer/multi-beam or girder carrying I-526 WB over S-1168/SAVAGE RD in Charleston County, South Carolina. It was built in 1982, so it is 43 years old, younger 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 19,350 vehicles a day, roughly 5% of them trucks, projected to reach 25,929 by 2043. The structure is 177 ft (53.9 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-526 WB
CrossesS-1168/SAVAGE RD
Location5.5 MI NW Charleston
RouteInterstate 526
Coordinates32.80527, -80.03687
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating55.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length177 ft (53.9 m)
Longest span97 ft (29.6 m)
Deck width51 ft (15.5 m)
Roadway width48 ft (14.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,350 (2023)
Projected traffic25,929 by 2043
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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-526 WB over S-1168/SAVAGE RD built?

It was built in 1982, making it 43 years old in 2025.

What condition is I-526 WB over S-1168/SAVAGE RD 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 June 2024.

How much traffic does I-526 WB over S-1168/SAVAGE RD carry?

About 19,350 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is I-526 WB over S-1168/SAVAGE RD?

The structure is 177 ft (53.9 m) long with a longest span of 97 ft (29.6 m) and a deck 51 ft wide.

Who owns I-526 WB over S-1168/SAVAGE RD?

It is owned by the State Highway Agency.