US Bridges

US 19 over M-9412 Windward Pkwy.

Good

Fulton County, Georgia · N Orth Alpharetta City Li · Structure no. 000000012152950

Built
2002
23 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
342 ft
4 main spans
Daily traffic
114,000
2024 count
Owner
State
State Highway Agency

About this bridge

US 19 over M-9412 Windward Pkwy. is a prestressed concrete stringer/multi-beam or girder carrying US 19 over M-9412 Windward Pkwy. in Fulton County, Georgia. It was built in 2002, so it is 23 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 114,000 vehicles a day, roughly 1% of them trucks, projected to reach 132,600 by 2031. The structure is 342 ft (104.2 m) long and 139 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 19
CrossesM-9412 Windward Pkwy.
LocationN Orth Alpharetta City Li
RouteU.S. Route 19
StateGeorgia
Coordinates34.08827, -84.26177
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.9 US tons
Inventory rating23.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length342 ft (104.2 m)
Longest span131 ft (39.9 m)
Deck width139 ft (42.4 m)
Roadway width134 ft (40.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic114,000 (2024)
Projected traffic132,600 by 2031
Trucks1%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$4.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 19 over M-9412 Windward Pkwy. built?

It was built in 2002, making it 23 years old in 2025.

What condition is US 19 over M-9412 Windward Pkwy. 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 October 2023.

How much traffic does US 19 over M-9412 Windward Pkwy. carry?

About 114,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is US 19 over M-9412 Windward Pkwy.?

The structure is 342 ft (104.2 m) long with a longest span of 131 ft (39.9 m) and a deck 139 ft wide.

Who owns US 19 over M-9412 Windward Pkwy.?

It is owned by the State Highway Agency.