US Bridges

L-6414 over Richland Crk

Good

Greenville County, South Carolina · 1.5 MI NE Greenville · Structure no. 000000000001718

Built
2009
16 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
1,800
2023 count
Owner
County
County Highway Agency

About this bridge

L-6414 over Richland Crk is a concrete culvert carrying L-6414 over Richland Crk in Greenville County, South Carolina. It was built in 2009, so it is 16 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 1,800 vehicles a day, roughly 2% of them trucks, projected to reach 2,754 by 2043. The structure is 34 ft (10.4 m) long and 92 ft wide.

CarriesL-6414
CrossesRichland Crk
Location1.5 MI NE Greenville
RouteCounty Highway 6414
Coordinates34.86793, -82.38288
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width92 ft (28 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2023)
Projected traffic2,754 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 L-6414 over Richland Crk built?

It was built in 2009, making it 16 years old in 2025.

What condition is L-6414 over Richland Crk 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 July 2024.

How much traffic does L-6414 over Richland Crk carry?

About 1,800 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is L-6414 over Richland Crk?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 92 ft wide.

Who owns L-6414 over Richland Crk?

It is owned by the County Highway Agency.