US Bridges

S-27-427 over Tulifiny River

Fair

Jasper County, South Carolina · 1MI N of Coosawhatchie · Structure no. 000000000006524

Built
1974
51 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete
Length
180 ft
6 main spans
Daily traffic
425
2023 count
Owner
State
State Highway Agency

About this bridge

S-27-427 over Tulifiny River is a concrete slab carrying S-27-427 over Tulifiny River in Jasper County, South Carolina. It was built in 1974, so it is 51 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 425 vehicles a day, roughly 5% of them trucks, projected to reach 544 by 2043. The structure is 180 ft (54.9 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-27-427
CrossesTulifiny River
Location1MI N of Coosawhatchie
RouteState Highway 427
Coordinates32.59966, -80.90223
Functional classRural 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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 15
Structure length180 ft (54.9 m)
Longest span30 ft (9.1 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2023)
Projected traffic544 by 2043
Trucks5%
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-27-427 over Tulifiny River built?

It was built in 1974, making it 51 years old in 2025.

What condition is S-27-427 over Tulifiny River 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 January 2025.

How much traffic does S-27-427 over Tulifiny River carry?

About 425 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-27-427 over Tulifiny River?

The structure is 180 ft (54.9 m) long with a longest span of 30 ft (9.1 m) and a deck 39 ft wide.

Who owns S-27-427 over Tulifiny River?

It is owned by the State Highway Agency.