US Bridges

S-38-1203 over Mill Branch

Fair

Orangeburg County, South Carolina · 5MI NW Orangeburg · Structure no. 000000000008584

Built
1992
33 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
60 ft
4 main spans
Daily traffic
4,500
2023 count
Owner
State
State Highway Agency

About this bridge

S-38-1203 over Mill Branch is a concrete slab carrying S-38-1203 over Mill Branch in Orangeburg County, South Carolina. It was built in 1992, so it is 33 years old, younger 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 4,500 vehicles a day, roughly 4% of them trucks, projected to reach 5,760 by 2043. The structure is 60 ft (18.3 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-38-1203
CrossesMill Branch
Location5MI NW Orangeburg
RouteState Highway 1203
Coordinates33.52446, -80.93455
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.2 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span15 ft (4.6 m)
Deck width38 ft (11.7 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2023)
Projected traffic5,760 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-38-1203 over Mill Branch built?

It was built in 1992, making it 33 years old in 2025.

What condition is S-38-1203 over Mill 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 December 2024.

How much traffic does S-38-1203 over Mill Branch carry?

About 4,500 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is S-38-1203 over Mill Branch?

The structure is 60 ft (18.3 m) long with a longest span of 15 ft (4.6 m) and a deck 38 ft wide.

Who owns S-38-1203 over Mill Branch?

It is owned by the State Highway Agency.