US Bridges

S-25-503 over Long Branch

Good

Hampton County, South Carolina · 5MI W Estill · Structure no. 000000000009025

Built
1996
29 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
25
2023 count
Owner
State
State Highway Agency

About this bridge

S-25-503 over Long Branch is a prestressed concrete slab carrying S-25-503 over Long Branch in Hampton County, South Carolina. It was built in 1996, so it is 29 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 25 vehicles a day, projected to reach 35 by 2043. The structure is 50 ft (15.2 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesS-25-503
CrossesLong Branch
Location5MI W Estill
RouteState Highway 503
Coordinates32.76028, -81.34099
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic35 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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-25-503 over Long Branch built?

It was built in 1996, making it 29 years old in 2025.

What condition is S-25-503 over Long Branch 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 S-25-503 over Long Branch carry?

About 25 vehicles per day (2023 count).

How long is S-25-503 over Long Branch?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.

Who owns S-25-503 over Long Branch?

It is owned by the State Highway Agency.