US Bridges

Sugarloaf Parkway over Alcovy Road

Good

Gwinnett County, Georgia · Lawrenceville · Structure no. 000000013552460

Built
2012
13 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
31,400
2024 count
Owner
County
County Highway Agency

About this bridge

Sugarloaf Parkway over Alcovy Road is a prestressed concrete stringer/multi-beam or girder carrying Sugarloaf Parkway over Alcovy Road in Gwinnett County, Georgia. It was built in 2012, so it is 13 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 31,400 vehicles a day, roughly 1% of them trucks, projected to reach 27,985 by 2030. The structure is 80 ft (24.4 m) long and 70 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSugarloaf Parkway
CrossesAlcovy Road
LocationLawrenceville
RouteCounty Highway 6512
StateGeorgia
Coordinates33.96554, -83.90843
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length80 ft (24.4 m)
Longest span80 ft (24.4 m)
Deck width70 ft (21.3 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,400 (2024)
Projected traffic27,985 by 2030
Trucks1%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sugarloaf Parkway over Alcovy Road built?

It was built in 2012, making it 13 years old in 2025.

What condition is Sugarloaf Parkway over Alcovy Road 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 Sugarloaf Parkway over Alcovy Road carry?

About 31,400 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Sugarloaf Parkway over Alcovy Road?

The structure is 80 ft (24.4 m) long with a longest span of 80 ft (24.4 m) and a deck 70 ft wide.

Who owns Sugarloaf Parkway over Alcovy Road?

It is owned by the County Highway Agency.