US Bridges

L-6794/WEBER Blvd over RR NS

Good

Charleston County, South Carolina · 8 MI W of Goose Creek · Structure no. 000000000010619

Built
2015
10 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
794 ft
1 main span
Daily traffic
600
2023 count
Owner
County
County Highway Agency

About this bridge

L-6794/WEBER Blvd over RR NS is a prestressed concrete stringer/multi-beam or girder carrying L-6794/WEBER Blvd over RR NS in Charleston County, South Carolina. It was built in 2015, so it is 10 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 600 vehicles a day, roughly 5% of them trucks, projected to reach 768 by 2043. The structure is 794 ft (242 m) long and 76 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesL-6794/WEBER Blvd
CrossesRR NS
Location8 MI W of Goose Creek
RouteCounty Highway 6794
Coordinates32.96072, -80.08644
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.3 US tons
Inventory rating22.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+10 approach)
Design loadHL 93
Structure length794 ft (242 m)
Longest span94 ft (28.7 m)
Deck width76 ft (23.3 m)
Roadway width57 ft (17.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic768 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$804,000 (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was L-6794/WEBER Blvd over RR NS built?

It was built in 2015, making it 10 years old in 2025.

What condition is L-6794/WEBER Blvd over RR NS 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 June 2023.

How much traffic does L-6794/WEBER Blvd over RR NS carry?

About 600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is L-6794/WEBER Blvd over RR NS?

The structure is 794 ft (242 m) long with a longest span of 94 ft (28.7 m) and a deck 76 ft wide.

Who owns L-6794/WEBER Blvd over RR NS?

It is owned by the County Highway Agency.