US Bridges

SR 360 over Powder Springs Creek

Good

Cobb County, Georgia · 3.8 MI NW of Powder Spr · Structure no. 000000006753760

Built
2022
3 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
150 ft
3 main spans
Daily traffic
15,600
2024 count
Owner
State
State Highway Agency

About this bridge

SR 360 over Powder Springs Creek is a concrete stringer/multi-beam or girder carrying SR 360 over Powder Springs Creek in Cobb County, Georgia. It was built in 2022, so it is 3 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 15,600 vehicles a day, roughly 3% of them trucks, projected to reach 39,300 by 2039. The structure is 150 ft (45.7 m) long and 86 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR 360
CrossesPowder Springs Creek
Location3.8 MI NW of Powder Spr
RouteState Highway 360
CountyCobb County
StateGeorgia
Coordinates33.90334, -84.71938
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length150 ft (45.7 m)
Longest span90 ft (27.4 m)
Deck width86 ft (26.2 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,600 (2024)
Projected traffic39,300 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$20 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 360 over Powder Springs Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is SR 360 over Powder Springs 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 March 2023.

How much traffic does SR 360 over Powder Springs Creek carry?

About 15,600 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is SR 360 over Powder Springs Creek?

The structure is 150 ft (45.7 m) long with a longest span of 90 ft (27.4 m) and a deck 86 ft wide.

Who owns SR 360 over Powder Springs Creek?

It is owned by the State Highway Agency.