US Bridges

US 15 over Little Seed Tick Creek

Poor

Darlington County, South Carolina · 6.0 MI NE Hartsville · Structure no. 000000000000520

Built
1931
94 years old
Condition
Poor
inspected April 2024
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
3,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 15 over Little Seed Tick Creek is a concrete continuous culvert carrying US 15 over Little Seed Tick Creek in Darlington County, South Carolina. It was built in 1931, so it is 94 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 3,000 vehicles a day, roughly 17% of them trucks, projected to reach 4,770 by 2043. The structure is 21 ft (6.4 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesUS 15
CrossesLittle Seed Tick Creek
Location6.0 MI NE Hartsville
RouteU.S. Route 15
CountyDarlington County
StateSouth Carolina
Coordinates34.43398, -79.95201
Functional classRural Minor Arterial

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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating45.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width45 ft (13.7 m)
Roadway width0 ft (0 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic4,770 by 2043
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$54,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 15 over Little Seed Tick Creek built?

It was built in 1931, making it 94 years old in 2025.

What condition is US 15 over Little Seed Tick 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 April 2024.

How much traffic does US 15 over Little Seed Tick Creek carry?

About 3,000 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US 15 over Little Seed Tick Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 45 ft wide.

Who owns US 15 over Little Seed Tick Creek?

It is owned by the State Highway Agency.