US Bridges

US 521 over Camp Creek

Fair

Lancaster County, South Carolina · 2.8 MI N of Lancaster · Structure no. 000000000001883

Built
1952
73 years old, rebuilt 1973
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
121 ft
5 main spans
Daily traffic
25,700
2023 count
Owner
State
State Highway Agency

About this bridge

US 521 over Camp Creek is a concrete slab carrying US 521 over Camp Creek in Lancaster County, South Carolina. It was built in 1952 and reconstructed in 1973, so it is 73 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 25,700 vehicles a day, roughly 7% of them trucks, projected to reach 40,092 by 2043. The structure is 121 ft (36.9 m) long and 85 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 521
CrossesCamp Creek
Location2.8 MI N of Lancaster
RouteU.S. Route 521
CountyLancaster County
StateSouth Carolina
Coordinates34.76124, -80.78458
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 15
Structure length121 ft (36.9 m)
Longest span33 ft (10.1 m)
Deck width85 ft (26 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,700 (2023)
Projected traffic40,092 by 2043
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 521 over Camp Creek built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1973.

What condition is US 521 over Camp 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 September 2024.

How much traffic does US 521 over Camp Creek carry?

About 25,700 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 521 over Camp Creek?

The structure is 121 ft (36.9 m) long with a longest span of 33 ft (10.1 m) and a deck 85 ft wide.

Who owns US 521 over Camp Creek?

It is owned by the State Highway Agency.