US Bridges

S-42-242 over Middle Tyger River

Fair

Spartanburg County, South Carolina · Town of Lyman · Structure no. 000000000002262

Built
1955
70 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
270 ft
9 main spans
Daily traffic
8,400
2023 count
Owner
State
State Highway Agency

About this bridge

S-42-242 over Middle Tyger River is a concrete tee beam carrying S-42-242 over Middle Tyger River in Spartanburg County, South Carolina. It was built in 1955, so it is 70 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 8,400 vehicles a day, roughly 4% of them trucks, projected to reach 12,600 by 2043. The structure is 270 ft (82.3 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-42-242
CrossesMiddle Tyger River
LocationTown of Lyman
RouteState Highway 242
Coordinates34.94004, -82.12347
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 15
Structure length270 ft (82.3 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,400 (2023)
Projected traffic12,600 by 2043
Trucks4%
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$990,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S-42-242 over Middle Tyger River built?

It was built in 1955, making it 70 years old in 2025.

What condition is S-42-242 over Middle Tyger River 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 August 2023.

How much traffic does S-42-242 over Middle Tyger River carry?

About 8,400 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is S-42-242 over Middle Tyger River?

The structure is 270 ft (82.3 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns S-42-242 over Middle Tyger River?

It is owned by the State Highway Agency.