US Bridges

S-19-146 over Durkes Pond Br

PoorClosed to traffic

Edgefield County, South Carolina · 5.3MI SE Johnston · Structure no. 000000000002721

Built
1958
67 years old
Condition
Poor
inspected February 2025
Type
Channel Beam
Prestressed Concrete
Length
150 ft
5 main spans
Daily traffic
50
2023 count
Owner
State
State Highway Agency

About this bridge

S-19-146 over Durkes Pond Br is a prestressed concrete channel beam carrying S-19-146 over Durkes Pond Br in Edgefield 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 3 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. Its operating status is: closed to all traffic.

It carries about 50 vehicles a day, projected to reach 64 by 2043. The structure is 150 ft (45.7 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesS-19-146
CrossesDurkes Pond Br
Location5.3MI SE Johnston
RouteState Highway 146
Coordinates33.77391, -81.74206
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourUnknown foundation; not evaluated for scour
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating18.2 US tons
Inventory rating8.3 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadH 10
Structure length150 ft (45.7 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic64 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$656,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-19-146 over Durkes Pond Br built?

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

What condition is S-19-146 over Durkes Pond Br 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-19-146 over Durkes Pond Br carry?

About 50 vehicles per day (2023 count).

How long is S-19-146 over Durkes Pond Br?

The structure is 150 ft (45.7 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns S-19-146 over Durkes Pond Br?

It is owned by the State Highway Agency.