US Bridges

S-3-23 over Hampton Beach Branch

Fair

Allendale County, South Carolina · 4MI S Fairfax · Structure no. 000000000006952

Built
1977
48 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
60 ft
4 main spans
Daily traffic
425
2023 count
Owner
State
State Highway Agency

About this bridge

S-3-23 over Hampton Beach Branch is a concrete slab carrying S-3-23 over Hampton Beach Branch in Allendale County, South Carolina. It was built in 1977, so it is 48 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 5 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 425 vehicles a day, roughly 27% of them trucks, projected to reach 591 by 2043. The structure is 60 ft (18.3 m) long and 33 ft wide.

CarriesS-3-23
CrossesHampton Beach Branch
Location4MI S Fairfax
RouteState Highway 23
Coordinates32.9065, -81.25018
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length60 ft (18.3 m)
Longest span15 ft (4.6 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2023)
Projected traffic591 by 2043
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-3-23 over Hampton Beach Branch built?

It was built in 1977, making it 48 years old in 2025.

What condition is S-3-23 over Hampton Beach 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 May 2023.

How much traffic does S-3-23 over Hampton Beach Branch carry?

About 425 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is S-3-23 over Hampton Beach Branch?

The structure is 60 ft (18.3 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.

Who owns S-3-23 over Hampton Beach Branch?

It is owned by the State Highway Agency.