US Bridges

S-23-173 over North Enoree River

Good

Greenville County, South Carolina · 3MI NE Travelers Rest · Structure no. 000000000002362

Built
1956
69 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
2,400
2023 count
Owner
State
State Highway Agency

About this bridge

S-23-173 over North Enoree River is a concrete culvert carrying S-23-173 over North Enoree River in Greenville County, South Carolina. It was built in 1956, so it is 69 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 2,400 vehicles a day, roughly 5% of them trucks, projected to reach 3,672 by 2043. The structure is 20 ft (6.1 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-23-173
CrossesNorth Enoree River
Location3MI NE Travelers Rest
RouteState Highway 173
Coordinates35.00292, -82.39286
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating46.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width70 ft (21.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2023)
Projected traffic3,672 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S-23-173 over North Enoree River built?

It was built in 1956, making it 69 years old in 2025.

What condition is S-23-173 over North Enoree 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 May 2023.

How much traffic does S-23-173 over North Enoree River carry?

About 2,400 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is S-23-173 over North Enoree River?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 70 ft wide.

Who owns S-23-173 over North Enoree River?

It is owned by the State Highway Agency.