US Bridges

I-26 over RR NS Spur & Taylor ST

Fair

Charleston County, South Carolina · In N Charleston · Structure no. 000000000004266

Built
1964
61 years old, rebuilt 2012
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
228 ft
4 main spans
Daily traffic
170,100
2023 count
Owner
State
State Highway Agency

About this bridge

I-26 over RR NS Spur & Taylor ST is a steel stringer/multi-beam or girder carrying I-26 over RR NS Spur & Taylor ST in Charleston County, South Carolina. It was built in 1964 and reconstructed in 2012, so it is 61 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 170,100 vehicles a day, roughly 8% of them trucks, projected to reach 227,934 by 2043. The structure is 228 ft (69.5 m) long and 169 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-26
CrossesRR NS Spur & Taylor ST
LocationIn N Charleston
RouteInterstate 26
CountyCharleston County
StateSouth Carolina
Coordinates32.89263, -80.01872
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
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length228 ft (69.5 m)
Longest span59 ft (18 m)
Deck width169 ft (51.6 m)
Roadway width166 ft (50.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170,100 (2023)
Projected traffic227,934 by 2043
Trucks8%
Lanes on structure10
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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-26 over RR NS Spur & Taylor ST built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2012.

What condition is I-26 over RR NS Spur & Taylor ST 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-26 over RR NS Spur & Taylor ST carry?

About 170,100 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is I-26 over RR NS Spur & Taylor ST?

The structure is 228 ft (69.5 m) long with a longest span of 59 ft (18 m) and a deck 169 ft wide.

Who owns I-26 over RR NS Spur & Taylor ST?

It is owned by the State Highway Agency.