US Bridges

Ramp on US 17 SB over Vegetative Right of Way

Good

Charleston County, South Carolina · Charleston City Limits · Structure no. 000000000009836

Built
2005
20 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
120 ft
2 main spans
Daily traffic
5,800
2017 count
Owner
State
State Highway Agency

About this bridge

Ramp on US 17 SB over Vegetative Right of Way is a prestressed concrete continuous stringer/multi-beam or girder carrying Ramp on US 17 SB 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 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 5,800 vehicles a day, projected to reach 8,642 by 2037. The structure is 120 ft (36.6 m) long and 31 ft wide.

CarriesRamp on US 17 SB
CrossesVegetative Right of Way
LocationCharleston City Limits
RouteU.S. Route 17
Coordinates32.80172, -79.89837
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating35.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length120 ft (36.6 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2017)
Projected traffic8,642 by 2037
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
TollOn a free road
National Highway SystemNo

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 on US 17 SB over Vegetative Right of Way built?

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

What condition is Ramp on US 17 SB over Vegetative Right of Way 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 March 2023.

How much traffic does Ramp on US 17 SB over Vegetative Right of Way carry?

About 5,800 vehicles per day (2017 count).

How long is Ramp on US 17 SB over Vegetative Right of Way?

The structure is 120 ft (36.6 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns Ramp on US 17 SB over Vegetative Right of Way?

It is owned by the State Highway Agency.