US Bridges

Ramp Off I-26 WB over Vegetative Right of Way

Fair

Charleston County, South Carolina · Charleston City Limits · Structure no. 000000000009821

Built
2005
20 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
480 ft
6 main spans
Daily traffic
2,800
2023 count
Owner
State
State Highway Agency

About this bridge

Ramp Off I-26 WB over Vegetative Right of Way is a prestressed concrete continuous stringer/multi-beam or girder carrying Ramp Off I-26 WB over Vegetative Right of Way 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 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 2,800 vehicles a day, roughly 9% of them trucks, projected to reach 6,524 by 2043. The structure is 480 ft (146.3 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRamp Off I-26 WB
CrossesVegetative Right of Way
LocationCharleston City Limits
RouteInterstate 26
CountyCharleston County
StateSouth Carolina
Coordinates32.80342, -79.94741
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 25 or greater
Structure length480 ft (146.3 m)
Longest span80 ft (24.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic2,800 (2023)
Projected traffic6,524 by 2043
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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 Ramp Off I-26 WB over Vegetative Right of Way built?

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

What condition is Ramp Off I-26 WB over Vegetative Right of Way 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 April 2023.

How much traffic does Ramp Off I-26 WB over Vegetative Right of Way carry?

About 2,800 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Ramp Off I-26 WB over Vegetative Right of Way?

The structure is 480 ft (146.3 m) long with a longest span of 80 ft (24.4 m) and a deck 31 ft wide.

Who owns Ramp Off I-26 WB over Vegetative Right of Way?

It is owned by the State Highway Agency.