US Bridges

C-26-1553 over Brown Swamp (2)

Good

Horry County, South Carolina · 8.0 MI W of Conway · Structure no. 000000000008756

Built
1994
31 years old
Condition
Good
inspected December 2023
Type
Slab
Concrete
Length
75 ft
5 main spans
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

C-26-1553 over Brown Swamp (2) is a concrete slab carrying C-26-1553 over Brown Swamp (2) in Horry County, South Carolina. It was built in 1994, so it is 31 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 250 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2043. The structure is 75 ft (22.9 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesC-26-1553
CrossesBrown Swamp (2)
Location8.0 MI W of Conway
RouteCounty Highway 1553
Coordinates33.86278, -79.19889
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length75 ft (22.9 m)
Longest span15 ft (4.6 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic320 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 C-26-1553 over Brown Swamp (2) built?

It was built in 1994, making it 31 years old in 2025.

What condition is C-26-1553 over Brown Swamp (2) 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 December 2023.

How much traffic does C-26-1553 over Brown Swamp (2) carry?

About 250 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is C-26-1553 over Brown Swamp (2)?

The structure is 75 ft (22.9 m) long with a longest span of 15 ft (4.6 m) and a deck 33 ft wide.

Who owns C-26-1553 over Brown Swamp (2)?

It is owned by the County Highway Agency.