US Bridges

S-15-64 over Indian Creek

Poor

Colleton County, South Carolina · 7.8 MI NW Waltb · Structure no. 000000000002707

Built
1958
67 years old
Condition
Poor
inspected February 2025
Type
Slab
Concrete
Length
42 ft
3 main spans
Daily traffic
950
2023 count
Owner
State
State Highway Agency

About this bridge

S-15-64 over Indian Creek is a concrete slab carrying S-15-64 over Indian Creek in Colleton County, South Carolina. It was built in 1958, so it is 67 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 950 vehicles a day, roughly 6% of them trucks, projected to reach 1,387 by 2043. The structure is 42 ft (12.8 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesS-15-64
CrossesIndian Creek
Location7.8 MI NW Waltb
RouteState Highway 64
Coordinates32.92271, -80.80012
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: 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 rating53.9 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length42 ft (12.8 m)
Longest span14 ft (4.3 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic950 (2023)
Projected traffic1,387 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-15-64 over Indian Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is S-15-64 over Indian Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does S-15-64 over Indian Creek carry?

About 950 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is S-15-64 over Indian Creek?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.3 m) and a deck 28 ft wide.

Who owns S-15-64 over Indian Creek?

It is owned by the State Highway Agency.