US Bridges

S-16-14 over Swift Creek No. 1

Good

Darlington County, South Carolina · In NW Darlington · Structure no. 000000000005702

Built
2002
23 years old
Condition
Good
inspected January 2025
Type
Slab
Concrete Continuous
Length
176 ft
4 main spans
Daily traffic
1,550
2023 count
Owner
State
State Highway Agency

About this bridge

S-16-14 over Swift Creek No. 1 is a concrete continuous slab carrying S-16-14 over Swift Creek No. 1 in Darlington County, South Carolina. It was built in 2002, so it is 23 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 1,550 vehicles a day, roughly 1% of them trucks, projected to reach 1,984 by 2043. The structure is 176 ft (53.6 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-16-14
CrossesSwift Creek No. 1
LocationIn NW Darlington
RouteState Highway 14
Coordinates34.30068, -79.88419
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 25 or greater
Structure length176 ft (53.6 m)
Longest span33 ft (10.1 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,550 (2023)
Projected traffic1,984 by 2043
Trucks1%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-16-14 over Swift Creek No. 1 built?

It was built in 2002, making it 23 years old in 2025.

What condition is S-16-14 over Swift Creek No. 1 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 January 2025.

How much traffic does S-16-14 over Swift Creek No. 1 carry?

About 1,550 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is S-16-14 over Swift Creek No. 1?

The structure is 176 ft (53.6 m) long with a longest span of 33 ft (10.1 m) and a deck 37 ft wide.

Who owns S-16-14 over Swift Creek No. 1?

It is owned by the State Highway Agency.