US Bridges

S-10-38 over Adams Run

Good

Charleston County, South Carolina · 9 MI W Ravenel · Structure no. 000000000009405

Built
1999
26 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
650
2023 count
Owner
State
State Highway Agency

About this bridge

S-10-38 over Adams Run is a prestressed concrete box beam or girders - multiple carrying S-10-38 over Adams Run in Charleston County, South Carolina. It was built in 1999, so it is 26 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 650 vehicles a day, roughly 4% of them trucks, projected to reach 904 by 2043. The structure is 50 ft (15.2 m) long and 33 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesS-10-38
CrossesAdams Run
Location9 MI W Ravenel
RouteState Highway 38
Coordinates32.74178, -80.39426
Functional classRural Minor Collector

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 inspectionJune 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating85.3 US tons
Inventory rating49.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2023)
Projected traffic904 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-10-38 over Adams Run built?

It was built in 1999, making it 26 years old in 2025.

What condition is S-10-38 over Adams Run 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 S-10-38 over Adams Run carry?

About 650 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is S-10-38 over Adams Run?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 33 ft wide.

Who owns S-10-38 over Adams Run?

It is owned by the State Highway Agency.