US Bridges

Windsor Parkway over SR 400

Good

Fulton County, Georgia · In N Fulton · Structure no. 000000012107520

Built
1993
32 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
279 ft
3 main spans
Daily traffic
10,800
2024 count
Owner
State
State Highway Agency

About this bridge

Windsor Parkway over SR 400 is a prestressed concrete stringer/multi-beam or girder carrying Windsor Parkway over SR 400 in Fulton County, Georgia. It was built in 1993, so it is 32 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 10,800 vehicles a day, roughly 1% of them trucks, projected to reach 13,590 by 2032. The structure is 279 ft (85 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWindsor Parkway
CrossesSR 400
LocationIn N Fulton
RouteCity Street 9254
StateGeorgia
Coordinates33.8847, -84.36491
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.9 US tons
Inventory rating26.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length279 ft (85 m)
Longest span122 ft (37.2 m)
Deck width43 ft (13 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,800 (2024)
Projected traffic13,590 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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$1.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Windsor Parkway over SR 400 built?

It was built in 1993, making it 32 years old in 2025.

What condition is Windsor Parkway over SR 400 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 August 2024.

How much traffic does Windsor Parkway over SR 400 carry?

About 10,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Windsor Parkway over SR 400?

The structure is 279 ft (85 m) long with a longest span of 122 ft (37.2 m) and a deck 43 ft wide.

Who owns Windsor Parkway over SR 400?

It is owned by the State Highway Agency.