US Bridges

S-38-50 over Middle Pen Branch

Fair

Orangeburg County, South Carolina · 3 MI E Orangeburg · Structure no. 000000000000960

Built
1939
86 years old
Condition
Fair
inspected November 2023
Type
Tee Beam
Concrete
Length
90 ft
3 main spans
Daily traffic
400
2023 count
Owner
State
State Highway Agency

About this bridge

S-38-50 over Middle Pen Branch is a concrete tee beam carrying S-38-50 over Middle Pen Branch in Orangeburg County, South Carolina. It was built in 1939, so it is 86 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 400 vehicles a day, roughly 12% of them trucks, projected to reach 584 by 2043. The structure is 90 ft (27.4 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-38-50
CrossesMiddle Pen Branch
Location3 MI E Orangeburg
RouteState Highway 50
Coordinates33.46389, -80.76656
Functional classRural Major Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating31.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2023)
Projected traffic584 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-38-50 over Middle Pen Branch built?

It was built in 1939, making it 86 years old in 2025.

What condition is S-38-50 over Middle Pen Branch 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 November 2023.

How much traffic does S-38-50 over Middle Pen Branch carry?

About 400 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is S-38-50 over Middle Pen Branch?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 25 ft wide.

Who owns S-38-50 over Middle Pen Branch?

It is owned by the State Highway Agency.