US Bridges

Windy Ridge Pwy over Rottenwood Creek

Good

Cobb County, Georgia · 3.3 MI E of Smyrna · Structure no. 000000006751920

Built
1998
27 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
156 ft
2 main spans
Daily traffic
18,106
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Windy Ridge Pwy over Rottenwood Creek is a prestressed concrete stringer/multi-beam or girder carrying Windy Ridge Pwy over Rottenwood Creek in Cobb County, Georgia. It was built in 1998, so it is 27 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 18,106 vehicles a day, roughly 1% of them trucks, projected to reach 9,630 by 2032. The structure is 156 ft (47.5 m) long and 86 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWindy Ridge Pwy
CrossesRottenwood Creek
Location3.3 MI E of Smyrna
RouteCity Street 2039
StateGeorgia
Coordinates33.89763, -84.46004
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.9 US tons
Inventory rating36.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length156 ft (47.5 m)
Longest span78 ft (23.8 m)
Deck width86 ft (26.3 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,106 (2024)
Projected traffic9,630 by 2032
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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$1.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Windy Ridge Pwy over Rottenwood Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is Windy Ridge Pwy over Rottenwood 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 September 2023.

How much traffic does Windy Ridge Pwy over Rottenwood Creek carry?

About 18,106 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Windy Ridge Pwy over Rottenwood Creek?

The structure is 156 ft (47.5 m) long with a longest span of 78 ft (23.8 m) and a deck 86 ft wide.

Who owns Windy Ridge Pwy over Rottenwood Creek?

It is owned by the City or Municipal Highway Agency.