US Bridges

S-29-56 over Cane Creek

Good

Lancaster County, South Carolina · 3.5MI NW Lancaster · Structure no. 000000000009226

Built
1997
28 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
180 ft
3 main spans
Daily traffic
3,600
2023 count
Owner
State
State Highway Agency

About this bridge

S-29-56 over Cane Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying S-29-56 over Cane Creek in Lancaster County, South Carolina. It was built in 1997, so it is 28 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 3,600 vehicles a day, roughly 2% of them trucks, projected to reach 5,256 by 2043. The structure is 180 ft (54.9 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-29-56
CrossesCane Creek
Location3.5MI NW Lancaster
RouteState Highway 56
Coordinates34.74954, -80.82182
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.3 US tons
Inventory rating35.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2023)
Projected traffic5,256 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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-29-56 over Cane Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is S-29-56 over Cane 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 June 2023.

How much traffic does S-29-56 over Cane Creek carry?

About 3,600 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is S-29-56 over Cane Creek?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 39 ft wide.

Who owns S-29-56 over Cane Creek?

It is owned by the State Highway Agency.