US Bridges

Sc 357 over Middle Tyger River

Good

Spartanburg County, South Carolina · 3.5 MI NE Greer · Structure no. 000000000004423

Built
1964
61 years old
Condition
Good
inspected January 2024
Type
Slab
Concrete
Length
150 ft
5 main spans
Daily traffic
7,100
2023 count
Owner
State
State Highway Agency

About this bridge

Sc 357 over Middle Tyger River is a concrete slab carrying Sc 357 over Middle Tyger River in Spartanburg County, South Carolina. It was built in 1964, so it is 61 years old, older than the South Carolina average of 48 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,100 vehicles a day, roughly 5% of them trucks, projected to reach 9,017 by 2043. The structure is 150 ft (45.7 m) long and 40 ft wide.

CarriesSc 357
CrossesMiddle Tyger River
Location3.5 MI NE Greer
RouteState Highway 357
Coordinates34.97901, -82.19262
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating41.1 US tons
Inventory rating31.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span30 ft (9.1 m)
Deck width40 ft (12.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,100 (2023)
Projected traffic9,017 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sc 357 over Middle Tyger River built?

It was built in 1964, making it 61 years old in 2025.

What condition is Sc 357 over Middle Tyger River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does Sc 357 over Middle Tyger River carry?

About 7,100 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Sc 357 over Middle Tyger River?

The structure is 150 ft (45.7 m) long with a longest span of 30 ft (9.1 m) and a deck 40 ft wide.

Who owns Sc 357 over Middle Tyger River?

It is owned by the State Highway Agency.