US Bridges

L-10-968 over Trib to Steamboat Creek

Good

Charleston County, South Carolina · 6 MI N of Edisto Island · Structure no. 000000000010069

Built
2005
20 years old
Condition
Good
inspected August 2023
Type
Slab
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
800
2023 count
Owner
County
County Highway Agency

About this bridge

L-10-968 over Trib to Steamboat Creek is a prestressed concrete slab carrying L-10-968 over Trib to Steamboat Creek in Charleston County, South Carolina. It was built in 2005, so it is 20 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 800 vehicles a day, roughly 4% of them trucks, projected to reach 1,024 by 2043. The structure is 23 ft (7 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesL-10-968
CrossesTrib to Steamboat Creek
Location6 MI N of Edisto Island
RouteCounty Highway 968
Coordinates32.59696, -80.29341
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.5 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span23 ft (7 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2023)
Projected traffic1,024 by 2043
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 L-10-968 over Trib to Steamboat Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is L-10-968 over Trib to Steamboat Creek 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 August 2023.

How much traffic does L-10-968 over Trib to Steamboat Creek carry?

About 800 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is L-10-968 over Trib to Steamboat Creek?

The structure is 23 ft (7 m) long with a longest span of 23 ft (7 m) and a deck 38 ft wide.

Who owns L-10-968 over Trib to Steamboat Creek?

It is owned by the County Highway Agency.