US Bridges

Sc 544 over Roberts Branch

Good

Horry County, South Carolina · 3.5MI S of Conway · Structure no. 000000000009207

Built
1997
28 years old, rebuilt 2004
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
37,800
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 544 over Roberts Branch is a concrete culvert carrying Sc 544 over Roberts Branch in Horry County, South Carolina. It was built in 1997 and reconstructed in 2004, so it is 28 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 37,800 vehicles a day, roughly 7% of them trucks, projected to reach 56,700 by 2043. The structure is 22 ft (6.7 m) long and 117 ft wide.

CarriesSc 544
CrossesRoberts Branch
Location3.5MI S of Conway
RouteState Highway 544
Coordinates33.78345, -79.02099
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width117 ft (35.8 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,800 (2023)
Projected traffic56,700 by 2043
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Sc 544 over Roberts Branch built?

It was built in 1997, making it 28 years old in 2025. It was reconstructed in 2004.

What condition is Sc 544 over Roberts 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 August 2024.

How much traffic does Sc 544 over Roberts Branch carry?

About 37,800 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Sc 544 over Roberts Branch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 117 ft wide.

Who owns Sc 544 over Roberts Branch?

It is owned by the State Highway Agency.