US Bridges

I-95 SB over Cow Tail Creek

Fair

Dorchester County, South Carolina · 2.8 MI SW ST George · Structure no. 000000000006277

Built
1973
52 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
25,050
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 SB over Cow Tail Creek is a concrete culvert carrying I-95 SB over Cow Tail Creek in Dorchester County, South Carolina. It was built in 1973, so it is 52 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 5 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 25,050 vehicles a day, roughly 19% of them trucks, projected to reach 43,838 by 2043. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 14.9 mi (24 km).

CarriesI-95 SB
CrossesCow Tail Creek
Location2.8 MI SW ST George
RouteInterstate 95
Coordinates33.16254, -80.62042
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.3 US tons
Inventory rating60.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,050 (2023)
Projected traffic43,838 by 2043
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 Cow Tail Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is I-95 SB over Cow Tail 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 July 2024.

How much traffic does I-95 SB over Cow Tail Creek carry?

About 25,050 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is I-95 SB over Cow Tail Creek?

The structure is 26 ft (7.8 m) long with a longest span of 8 ft (2.4 m).

Who owns I-95 SB over Cow Tail Creek?

It is owned by the State Highway Agency.