US Bridges

Maddox Road over Suwanee Creek

Good

Gwinnett County, Georgia · Buford - Southside · Structure no. 000000013550220

Built
1961
64 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
48 ft
4 main spans
Daily traffic
490
2024 count
Owner
County
County Highway Agency

About this bridge

Maddox Road over Suwanee Creek is a concrete culvert carrying Maddox Road over Suwanee Creek in Gwinnett County, Georgia. It was built in 1961, so it is 64 years old, older 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 490 vehicles a day, roughly 1% of them trucks, projected to reach 165 by 2032. The structure is 48 ft (14.6 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesMaddox Road
CrossesSuwanee Creek
LocationBuford - Southside
RouteCounty Highway 123
StateGeorgia
Coordinates34.09666, -83.99592
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length48 ft (14.6 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2024)
Projected traffic165 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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$281,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Maddox Road over Suwanee Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is Maddox Road over Suwanee 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 Maddox Road over Suwanee Creek carry?

About 490 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Maddox Road over Suwanee Creek?

The structure is 48 ft (14.6 m) long with a longest span of 11 ft (3.4 m).

Who owns Maddox Road over Suwanee Creek?

It is owned by the County Highway Agency.