US Bridges

S-10-1342 over I-26

Good

Charleston County, South Carolina · N Chas · Structure no. 000000000003832

Built
2011
14 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
326 ft
3 main spans
Daily traffic
18,200
2023 count
Owner
State
State Highway Agency

About this bridge

S-10-1342 over I-26 is a steel continuous stringer/multi-beam or girder carrying S-10-1342 over I-26 in Charleston County, South Carolina. It was built in 2011, so it is 14 years old, younger than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 18,200 vehicles a day, roughly 5% of them trucks, projected to reach 26,026 by 2043. The structure is 326 ft (99.5 m) long and 96 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-10-1342
CrossesI-26
LocationN Chas
RouteState Highway 1342
Coordinates32.90335, -80.02372
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
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 rating56.1 US tons
Inventory rating43.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length326 ft (99.5 m)
Longest span135 ft (41.1 m)
Deck width96 ft (29.3 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,200 (2023)
Projected traffic26,026 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 S-10-1342 over I-26 built?

It was built in 2011, making it 14 years old in 2025.

What condition is S-10-1342 over I-26 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does S-10-1342 over I-26 carry?

About 18,200 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-10-1342 over I-26?

The structure is 326 ft (99.5 m) long with a longest span of 135 ft (41.1 m) and a deck 96 ft wide.

Who owns S-10-1342 over I-26?

It is owned by the State Highway Agency.