US Bridges

S-38-475 over Trib Middle Pen Br.

Fair

Orangeburg County, South Carolina · 4.5MI NE Orangeburg · Structure no. 000000000002071

Built
1954
71 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
42 ft
3 main spans
Daily traffic
600
2023 count
Owner
State
State Highway Agency

About this bridge

S-38-475 over Trib Middle Pen Br. is a concrete slab carrying S-38-475 over Trib Middle Pen Br. in Orangeburg County, South Carolina. It was built in 1954, so it is 71 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 6 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 600 vehicles a day, roughly 5% of them trucks, projected to reach 768 by 2043. The structure is 42 ft (12.8 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-38-475
CrossesTrib Middle Pen Br.
Location4.5MI NE Orangeburg
RouteState Highway 475
Coordinates33.469, -80.77992
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.1 US tons
Inventory rating20.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 10
Structure length42 ft (12.8 m)
Longest span14 ft (4.3 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic768 by 2043
Trucks5%
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-38-475 over Trib Middle Pen Br. built?

It was built in 1954, making it 71 years old in 2025.

What condition is S-38-475 over Trib Middle Pen Br. 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 2024.

How much traffic does S-38-475 over Trib Middle Pen Br. carry?

About 600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-38-475 over Trib Middle Pen Br.?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.3 m) and a deck 26 ft wide.

Who owns S-38-475 over Trib Middle Pen Br.?

It is owned by the State Highway Agency.