US Bridges

S-44-71 over Brown Creek

Good

Union County, South Carolina · 3.9 MI NE Union · Structure no. 000000000008499

Built
1991
34 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
160 ft
2 main spans
Daily traffic
350
2023 count
Owner
State
State Highway Agency

About this bridge

S-44-71 over Brown Creek is a prestressed concrete stringer/multi-beam or girder carrying S-44-71 over Brown Creek in Union County, South Carolina. It was built in 1991, so it is 34 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 350 vehicles a day, roughly 5% of them trucks, projected to reach 511 by 2043. The structure is 160 ft (48.8 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-44-71
CrossesBrown Creek
Location3.9 MI NE Union
RouteState Highway 71
Coordinates34.74556, -81.56447
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.1 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span50 ft (15.2 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2023)
Projected traffic511 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-44-71 over Brown Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is S-44-71 over 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 August 2023.

How much traffic does S-44-71 over Brown Creek carry?

About 350 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-44-71 over Brown Creek?

The structure is 160 ft (48.8 m) long with a longest span of 50 ft (15.2 m) and a deck 37 ft wide.

Who owns S-44-71 over Brown Creek?

It is owned by the State Highway Agency.