US Bridges

Old Fountan Drive over Alcovy River

Good

Gwinnett County, Georgia · 5 MI NE of Lawrenceville · Structure no. 000000013552560

Built
2017
8 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
9,400
2024 count
Owner
County
County Highway Agency

About this bridge

Old Fountan Drive over Alcovy River is a prestressed concrete stringer/multi-beam or girder carrying Old Fountan Drive over Alcovy River in Gwinnett County, Georgia. It was built in 2017, so it is 8 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 9,400 vehicles a day, roughly 1% of them trucks, projected to reach 2,895 by 2032. The structure is 65 ft (19.7 m) long and 62 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesOld Fountan Drive
CrossesAlcovy River
Location5 MI NE of Lawrenceville
RouteCounty Highway 172
StateGeorgia
Coordinates34.01916, -83.93812
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.9 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length65 ft (19.7 m)
Longest span64 ft (19.5 m)
Deck width62 ft (18.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,400 (2024)
Projected traffic2,895 by 2032
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$8.5 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Fountan Drive over Alcovy River built?

It was built in 2017, making it 8 years old in 2025.

What condition is Old Fountan Drive 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 September 2023.

How much traffic does Old Fountan Drive over Alcovy River carry?

About 9,400 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Old Fountan Drive over Alcovy River?

The structure is 65 ft (19.7 m) long with a longest span of 64 ft (19.5 m) and a deck 62 ft wide.

Who owns Old Fountan Drive over Alcovy River?

It is owned by the County Highway Agency.