US Bridges

I-95 SB over Coosawhatchie River

Fair

Jasper County, South Carolina · @ Coosawhatchie · Structure no. 000000000006516

Built
1974
51 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete
Length
300 ft
10 main spans
Daily traffic
29,400
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 SB over Coosawhatchie River is a concrete slab carrying I-95 SB over Coosawhatchie 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 29,400 vehicles a day, roughly 19% of them trucks, projected to reach 51,450 by 2043. The structure is 300 ft (91.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-95 SB
CrossesCoosawhatchie River
Location@ Coosawhatchie
RouteInterstate 95
Coordinates32.58837, -80.92382
Functional classRural Principal Arterial - Interstate

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 inspectionFebruary 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length300 ft (91.4 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,400 (2023)
Projected traffic51,450 by 2043
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-95 SB over Coosawhatchie River built?

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

What condition is I-95 SB over Coosawhatchie 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 February 2024.

How much traffic does I-95 SB over Coosawhatchie River carry?

About 29,400 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is I-95 SB over Coosawhatchie River?

The structure is 300 ft (91.4 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns I-95 SB over Coosawhatchie River?

It is owned by the State Highway Agency.