US Bridges

North Old Atlanta over SR 400 (us 19)

Good

Forsyth County, Georgia · 2 MI SE of Cumming · Structure no. 000000011700320

Built
1972
53 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
326 ft
4 main spans
Daily traffic
11,256
2024 count
Owner
State
State Highway Agency

About this bridge

North Old Atlanta over SR 400 (us 19) is a steel continuous stringer/multi-beam or girder carrying North Old Atlanta over SR 400 (us 19) in Forsyth County, Georgia. It was built in 1972, so it is 53 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 11,256 vehicles a day, roughly 1% of them trucks, projected to reach 18,555 by 2032. The structure is 326 ft (99.4 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNorth Old Atlanta
CrossesSR 400 (us 19)
Location2 MI SE of Cumming
RouteCounty Highway 1285
StateGeorgia
Coordinates34.17897, -84.14379
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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.9 US tons
Inventory rating30 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length326 ft (99.4 m)
Longest span105 ft (32 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,256 (2024)
Projected traffic18,555 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$1.9 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was North Old Atlanta over SR 400 (us 19) built?

It was built in 1972, making it 53 years old in 2025.

What condition is North Old Atlanta over SR 400 (us 19) 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 May 2023.

How much traffic does North Old Atlanta over SR 400 (us 19) carry?

About 11,256 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is North Old Atlanta over SR 400 (us 19)?

The structure is 326 ft (99.4 m) long with a longest span of 105 ft (32 m) and a deck 46 ft wide.

Who owns North Old Atlanta over SR 400 (us 19)?

It is owned by the State Highway Agency.