US Bridges

Beaver Ruin Road over Beaver Ruin Creek

Good

Gwinnett County, Georgia · 2.8 MI N of Lilburn · Structure no. 000000013501160

Built
1991
34 years old
Condition
Good
inspected December 2023
Type
Tee Beam
Concrete
Length
84 ft
3 main spans
Daily traffic
36,800
2024 count
Owner
State
State Highway Agency

About this bridge

Beaver Ruin Road over Beaver Ruin Creek is a concrete tee beam carrying Beaver Ruin Road over Beaver Ruin Creek in Gwinnett County, Georgia. It was built in 1991, so it is 34 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 36,800 vehicles a day, roughly 1% of them trucks, projected to reach 52,770 by 2032. The structure is 84 ft (25.6 m) long and 103 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBeaver Ruin Road
CrossesBeaver Ruin Creek
Location2.8 MI N of Lilburn
RouteState Highway 378
StateGeorgia
Coordinates33.92164, -84.13902
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.9 US tons
Inventory rating35.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length84 ft (25.6 m)
Longest span28 ft (8.5 m)
Deck width103 ft (31.4 m)
Roadway width94 ft (28.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,800 (2024)
Projected traffic52,770 by 2032
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$895,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Beaver Ruin Road over Beaver Ruin Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Beaver Ruin Road over Beaver Ruin Creek 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 Beaver Ruin Road over Beaver Ruin Creek carry?

About 36,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Beaver Ruin Road over Beaver Ruin Creek?

The structure is 84 ft (25.6 m) long with a longest span of 28 ft (8.5 m) and a deck 103 ft wide.

Who owns Beaver Ruin Road over Beaver Ruin Creek?

It is owned by the State Highway Agency.