US Bridges

Alcovy Road over Alcovy River

Good

Gwinnett County, Georgia · 3 MI NE of Lawrenceville · Structure no. 000000013551900

Built
1999
26 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
129 ft
4 main spans
Daily traffic
2,410
2024 count
Owner
County
County Highway Agency

About this bridge

Alcovy Road over Alcovy River is a prestressed concrete stringer/multi-beam or girder carrying Alcovy Road over Alcovy River in Gwinnett County, Georgia. It was built in 1999, so it is 26 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 2,410 vehicles a day, roughly 1% of them trucks, projected to reach 4,470 by 2032. The structure is 129 ft (39.3 m) long and 40 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesAlcovy Road
CrossesAlcovy River
Location3 MI NE of Lawrenceville
RouteCounty Highway 235
StateGeorgia
Coordinates33.96237, -83.92703
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.9 US tons
Inventory rating37.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length129 ft (39.3 m)
Longest span39 ft (11.9 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,410 (2024)
Projected traffic4,470 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$756,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Alcovy Road over Alcovy River built?

It was built in 1999, making it 26 years old in 2025.

What condition is Alcovy Road over Alcovy 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 August 2023.

How much traffic does Alcovy Road over Alcovy River carry?

About 2,410 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Alcovy Road over Alcovy River?

The structure is 129 ft (39.3 m) long with a longest span of 39 ft (11.9 m) and a deck 40 ft wide.

Who owns Alcovy Road over Alcovy River?

It is owned by the County Highway Agency.