US Bridges

Windward Pky (wbl) over Big Creek

Good

Fulton County, Georgia · In Alpharetta Cty Limits · Structure no. 000000012106300

Built
1986
39 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
148 ft
4 main spans
Daily traffic
28,400
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Windward Pky (wbl) over Big Creek is a prestressed concrete box beam or girders - multiple carrying Windward Pky (wbl) over Big Creek in Fulton County, Georgia. It was built in 1986, so it is 39 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 28,400 vehicles a day, roughly 1% of them trucks, projected to reach 19,470 by 2032. The structure is 148 ft (45.1 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWindward Pky (wbl)
CrossesBig Creek
LocationIn Alpharetta Cty Limits
RouteCity Street 9284
StateGeorgia
Coordinates34.09088, -84.23335
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length148 ft (45.1 m)
Longest span37 ft (11.3 m)
Deck width39 ft (11.9 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,400 (2024)
Projected traffic19,470 by 2032
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$867,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Windward Pky (wbl) over Big Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Windward Pky (wbl) over Big 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 August 2023.

How much traffic does Windward Pky (wbl) over Big Creek carry?

About 28,400 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Windward Pky (wbl) over Big Creek?

The structure is 148 ft (45.1 m) long with a longest span of 37 ft (11.3 m) and a deck 39 ft wide.

Who owns Windward Pky (wbl) over Big Creek?

It is owned by the City or Municipal Highway Agency.