US Bridges

S-29-126 over Six Mile Creek

PoorPosted for load

Lancaster County, South Carolina · 7MI N Van Wyck · Structure no. 000000000004593

Built
1965
60 years old
Condition
Poor
inspected June 2024
Type
Slab
Concrete
Length
150 ft
10 main spans
Daily traffic
550
2023 count
Owner
State
State Highway Agency

About this bridge

S-29-126 over Six Mile Creek is a concrete slab carrying S-29-126 over Six Mile Creek in Lancaster County, South Carolina. It was built in 1965, so it is 60 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 550 vehicles a day, roughly 8% of them trucks, projected to reach 732 by 2024. The structure is 150 ft (45.7 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-29-126
CrossesSix Mile Creek
Location7MI N Van Wyck
RouteState Highway 126
Coordinates34.95944, -80.84333
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be 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 rating31.1 US tons
Inventory rating18.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans10
Design loadH 10
Structure length150 ft (45.7 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2023)
Projected traffic732 by 2024
Trucks8%
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$831,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-29-126 over Six Mile Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is S-29-126 over Six Mile Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does S-29-126 over Six Mile Creek carry?

About 550 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is S-29-126 over Six Mile Creek?

The structure is 150 ft (45.7 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns S-29-126 over Six Mile Creek?

It is owned by the State Highway Agency.