US Bridges

S-35-517 over Crooked Creek Canal

Fair

Marlboro County, South Carolina · Town of Bennettsville · Structure no. 000000000005578

Built
1969
56 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
60 ft
4 main spans
Daily traffic
750
2023 count
Owner
State
State Highway Agency

About this bridge

S-35-517 over Crooked Creek Canal is a concrete slab carrying S-35-517 over Crooked Creek Canal in Marlboro County, South Carolina. It was built in 1969, so it is 56 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 750 vehicles a day, roughly 5% of them trucks, projected to reach 960 by 2043. The structure is 60 ft (18.3 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS-35-517
CrossesCrooked Creek Canal
LocationTown of Bennettsville
RouteState Highway 517
Coordinates34.62145, -79.68234
Functional classUrban 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 inspectionMarch 2023
Inspection intervalevery 24 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 rating33.6 US tons
Inventory rating20 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 10
Structure length60 ft (18.3 m)
Longest span15 ft (4.6 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2023)
Projected traffic960 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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-35-517 over Crooked Creek Canal built?

It was built in 1969, making it 56 years old in 2025.

What condition is S-35-517 over Crooked Creek Canal 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 March 2023.

How much traffic does S-35-517 over Crooked Creek Canal carry?

About 750 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-35-517 over Crooked Creek Canal?

The structure is 60 ft (18.3 m) long with a longest span of 15 ft (4.6 m) and a deck 29 ft wide.

Who owns S-35-517 over Crooked Creek Canal?

It is owned by the State Highway Agency.