US Bridges

S-44-86 over Big Brown Creek

Good

Union County, South Carolina · 9.1 MI N Carlisle · Structure no. 000000000002631

Built
2013
12 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
255 ft
1 main span
Daily traffic
125
2023 count
Owner
State
State Highway Agency

About this bridge

S-44-86 over Big Brown Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying S-44-86 over Big Brown Creek in Union County, South Carolina. It was built in 2013, so it is 12 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 125 vehicles a day, roughly 13% of them trucks, projected to reach 183 by 2043. The structure is 255 ft (77.7 m) long and 37 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesS-44-86
CrossesBig Brown Creek
Location9.1 MI N Carlisle
RouteState Highway 86
Coordinates34.72443, -81.486
Functional classRural Major Collector

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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating32.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans1 (+2 approach)
Design loadHL 93
Structure length255 ft (77.7 m)
Longest span95 ft (29 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2023)
Projected traffic183 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-44-86 over Big Brown Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is S-44-86 over Big Brown Creek 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 July 2023.

How much traffic does S-44-86 over Big Brown Creek carry?

About 125 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is S-44-86 over Big Brown Creek?

The structure is 255 ft (77.7 m) long with a longest span of 95 ft (29 m) and a deck 37 ft wide.

Who owns S-44-86 over Big Brown Creek?

It is owned by the State Highway Agency.