US Bridges

Sc 121 over I-26

PoorClosed to traffic

Newberry County, South Carolina · 3.8 MI N of Newberry · Structure no. 000000000003042

Built
1959
66 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
234 ft
4 main spans
Daily traffic
2,800
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 121 over I-26 is a prestressed concrete stringer/multi-beam or girder carrying Sc 121 over I-26 in Newberry County, South Carolina. It was built in 1959, so it is 66 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. Its operating status is: closed to all traffic.

It carries about 2,800 vehicles a day, roughly 18% of them trucks, projected to reach 4,452 by 2043. The structure is 234 ft (71.3 m) long and 32 ft wide.

CarriesSc 121
CrossesI-26
Location3.8 MI N of Newberry
RouteState Highway 121
Coordinates34.33104, -81.60927
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating19.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length234 ft (71.3 m)
Longest span60 ft (18.3 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2023)
Projected traffic4,452 by 2043
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sc 121 over I-26 built?

It was built in 1959, making it 66 years old in 2025.

What condition is Sc 121 over I-26 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 July 2024.

How much traffic does Sc 121 over I-26 carry?

About 2,800 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Sc 121 over I-26?

The structure is 234 ft (71.3 m) long with a longest span of 60 ft (18.3 m) and a deck 32 ft wide.

Who owns Sc 121 over I-26?

It is owned by the State Highway Agency.