US Bridges

S-29-772 over Hanging Rock Creek

Good

Lancaster County, South Carolina · 3.5 MI SE Kershaw · Structure no. 000000000002048

Built
2010
15 years old
Condition
Good
inspected August 2023
Type
Slab
Prestressed Concrete
Length
180 ft
3 main spans
Daily traffic
275
2023 count
Owner
State
State Highway Agency

About this bridge

S-29-772 over Hanging Rock Creek is a prestressed concrete slab carrying S-29-772 over Hanging Rock Creek in Lancaster County, South Carolina. It was built in 2010, so it is 15 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 275 vehicles a day, roughly 8% of them trucks, projected to reach 382 by 2043. The structure is 180 ft (54.9 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-29-772
CrossesHanging Rock Creek
Location3.5 MI SE Kershaw
RouteState Highway 772
Coordinates34.50777, -80.54402
Functional classRural Minor 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 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.5 US tons
Inventory rating36.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic275 (2023)
Projected traffic382 by 2043
Trucks8%
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 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-29-772 over Hanging Rock Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is S-29-772 over Hanging Rock 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-29-772 over Hanging Rock Creek carry?

About 275 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is S-29-772 over Hanging Rock Creek?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 37 ft wide.

Who owns S-29-772 over Hanging Rock Creek?

It is owned by the State Highway Agency.