US Bridges

S-46-732 over Calabash Branch

Good

York County, South Carolina · 3.6 MI SW Clover · Structure no. 000000000004011

Built
2017
8 years old
Condition
Good
inspected February 2024
Type
Slab
Prestressed Concrete
Length
140 ft
2 main spans
Daily traffic
750
2023 count
Owner
State
State Highway Agency

About this bridge

S-46-732 over Calabash Branch is a prestressed concrete slab carrying S-46-732 over Calabash Branch in York County, South Carolina. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 750 vehicles a day, roughly 5% of them trucks, projected to reach 960 by 2043. The structure is 140 ft (42.7 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-46-732
CrossesCalabash Branch
Location3.6 MI SW Clover
RouteState Highway 732
Coordinates35.06778, -81.19028
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating56.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length140 ft (42.7 m)
Longest span70 ft (21.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2023)
Projected traffic960 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-46-732 over Calabash Branch built?

It was built in 2017, making it 8 years old in 2025.

What condition is S-46-732 over Calabash 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 February 2024.

How much traffic does S-46-732 over Calabash Branch carry?

About 750 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-46-732 over Calabash Branch?

The structure is 140 ft (42.7 m) long with a longest span of 70 ft (21.3 m) and a deck 36 ft wide.

Who owns S-46-732 over Calabash Branch?

It is owned by the State Highway Agency.