US Bridges

Winn Drive over Yellow River Trib

Good

Gwinnett County, Georgia · 4.5 MI NE of Lilburn · Structure no. 000000013551340

Built
1992
33 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
44 ft
4 main spans
Daily traffic
2,047
2024 count
Owner
County
County Highway Agency

About this bridge

Winn Drive over Yellow River Trib is a concrete culvert carrying Winn Drive over Yellow River Trib in Gwinnett County, Georgia. It was built in 1992, so it is 33 years old, younger than the Georgia average of 47.5 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 2,047 vehicles a day, roughly 1% of them trucks, projected to reach 2,895 by 2032. The structure is 44 ft (13.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWinn Drive
CrossesYellow River Trib
Location4.5 MI NE of Lilburn
RouteCounty Highway 511
StateGeorgia
Coordinates33.91309, -84.07821
Functional classUrban Local

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length44 ft (13.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,047 (2024)
Projected traffic2,895 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$258,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Winn Drive over Yellow River Trib built?

It was built in 1992, making it 33 years old in 2025.

What condition is Winn Drive over Yellow River Trib 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 December 2023.

How much traffic does Winn Drive over Yellow River Trib carry?

About 2,047 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Winn Drive over Yellow River Trib?

The structure is 44 ft (13.4 m) long with a longest span of 10 ft (3 m).

Who owns Winn Drive over Yellow River Trib?

It is owned by the County Highway Agency.