US Bridges

US 19 over 400 South Ramp

Good

Fulton County, Georgia · 5.8 MI South of Roswell · Structure no. 000000012154160

Built
2021
4 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
135 ft
1 main span
Daily traffic
50,570
2024 count
Owner
State
State Highway Agency

About this bridge

US 19 over 400 South Ramp is a concrete stringer/multi-beam or girder carrying US 19 over 400 South Ramp in Fulton County, Georgia. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50,570 vehicles a day, roughly 3% of them trucks, projected to reach 61,810 by 2039. The structure is 135 ft (41.1 m) long and 93 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 19
Crosses400 South Ramp
Location5.8 MI South of Roswell
RouteU.S. Route 19
StateGeorgia
Coordinates33.93185, -84.35808
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating48 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length135 ft (41.1 m)
Longest span135 ft (41.1 m)
Deck width93 ft (28.3 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,570 (2024)
Projected traffic61,810 by 2039
Trucks3%
Lanes on structure5
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$18.1 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 19 over 400 South Ramp built?

It was built in 2021, making it 4 years old in 2025.

What condition is US 19 over 400 South Ramp 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 March 2024.

How much traffic does US 19 over 400 South Ramp carry?

About 50,570 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is US 19 over 400 South Ramp?

The structure is 135 ft (41.1 m) long with a longest span of 135 ft (41.1 m) and a deck 93 ft wide.

Who owns US 19 over 400 South Ramp?

It is owned by the State Highway Agency.