US Bridges

S-13-171 over Harris Creek

Fair

Chesterfield County, South Carolina · 8.7 MI SE Patrick · Structure no. 000000000004975

Built
1967
58 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
75 ft
5 main spans
Daily traffic
100
2023 count
Owner
State
State Highway Agency

About this bridge

S-13-171 over Harris Creek is a concrete slab carrying S-13-171 over Harris Creek in Chesterfield County, South Carolina. It was built in 1967, so it is 58 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 100 vehicles a day, roughly 8% of them trucks, projected to reach 128 by 2043. The structure is 75 ft (22.9 m) long and 28 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesS-13-171
CrossesHarris Creek
Location8.7 MI SE Patrick
RouteState Highway 171
Coordinates34.50028, -79.92417
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.4 US tons
Inventory rating19 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 10
Structure length75 ft (22.9 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic128 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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-13-171 over Harris Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is S-13-171 over Harris Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does S-13-171 over Harris Creek carry?

About 100 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is S-13-171 over Harris Creek?

The structure is 75 ft (22.9 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-13-171 over Harris Creek?

It is owned by the State Highway Agency.