US Bridges

S-25-140 over Deep Branch

Fair

Hampton County, South Carolina · 10MI SE Varnville · Structure no. 000000000008648

Built
1993
32 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
100
2023 count
Owner
State
State Highway Agency

About this bridge

S-25-140 over Deep Branch is a prestressed concrete slab carrying S-25-140 over Deep Branch in Hampton County, South Carolina. It was built in 1993, so it is 32 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 128 by 2043. The structure is 40 ft (12.2 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-25-140
CrossesDeep Branch
Location10MI SE Varnville
RouteState Highway 140
Coordinates32.82587, -80.96143
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating29.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic128 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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-25-140 over Deep Branch built?

It was built in 1993, making it 32 years old in 2025.

What condition is S-25-140 over Deep Branch 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 March 2023.

How much traffic does S-25-140 over Deep Branch carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is S-25-140 over Deep Branch?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 38 ft wide.

Who owns S-25-140 over Deep Branch?

It is owned by the State Highway Agency.