US Bridges

S-23-134 over Middle Tyger River

PoorPosted for load

Greenville County, South Carolina · 8.7MI N Greer · Structure no. 000000000006679

Built
1975
50 years old
Condition
Poor
inspected May 2024
Type
Slab
Concrete
Length
180 ft
6 main spans
Daily traffic
1,650
2023 count
Owner
State
State Highway Agency

About this bridge

S-23-134 over Middle Tyger River is a concrete slab carrying S-23-134 over Middle Tyger River in Greenville County, South Carolina. It was built in 1975, so it is 50 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: posted for load restriction.

It carries about 1,650 vehicles a day, roughly 5% of them trucks, projected to reach 2,112 by 2043. The structure is 180 ft (54.9 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesS-23-134
CrossesMiddle Tyger River
Location8.7MI N Greer
RouteState Highway 134
Coordinates35.06421, -82.22797
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating10 US tons
Inventory rating6.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 15
Structure length180 ft (54.9 m)
Longest span30 ft (9.1 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,650 (2023)
Projected traffic2,112 by 2043
Trucks5%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$975,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-23-134 over Middle Tyger River built?

It was built in 1975, making it 50 years old in 2025.

What condition is S-23-134 over Middle Tyger River 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 May 2024.

How much traffic does S-23-134 over Middle Tyger River carry?

About 1,650 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-23-134 over Middle Tyger River?

The structure is 180 ft (54.9 m) long with a longest span of 30 ft (9.1 m) and a deck 35 ft wide.

Who owns S-23-134 over Middle Tyger River?

It is owned by the State Highway Agency.