US Bridges

S-42-186 over Trib to Buck Creek

Good

Spartanburg County, South Carolina · 6.0 MI NW Chesnee · Structure no. 000000000003758

Built
2010
15 years old
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
850
2023 count
Owner
State
State Highway Agency

About this bridge

S-42-186 over Trib to Buck Creek is a prestressed concrete slab carrying S-42-186 over Trib to Buck Creek in Spartanburg County, South Carolina. It was built in 2010, so it is 15 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 850 vehicles a day, roughly 5% of them trucks, projected to reach 1,088 by 2043. The structure is 70 ft (21.3 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-42-186
CrossesTrib to Buck Creek
Location6.0 MI NW Chesnee
RouteState Highway 186
Coordinates35.16885, -81.9678
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.1 US tons
Inventory rating55.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2023)
Projected traffic1,088 by 2043
Trucks5%
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 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-42-186 over Trib to Buck Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is S-42-186 over Trib to Buck Creek 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 September 2023.

How much traffic does S-42-186 over Trib to Buck Creek carry?

About 850 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-42-186 over Trib to Buck Creek?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 36 ft wide.

Who owns S-42-186 over Trib to Buck Creek?

It is owned by the State Highway Agency.