US Bridges

Perkerson Mill Roa over Sweetwater Creek

Good

Cobb County, Georgia · In North East Austell · Structure no. 000000006751130

Built
1971
54 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Concrete
Length
200 ft
5 main spans
Daily traffic
2,660
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Perkerson Mill Roa over Sweetwater Creek is a concrete tee beam carrying Perkerson Mill Roa over Sweetwater Creek in Cobb County, Georgia. It was built in 1971, so it is 54 years old, older 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 2,660 vehicles a day, roughly 1% of them trucks, projected to reach 2,895 by 2032. The structure is 200 ft (61 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesPerkerson Mill Roa
CrossesSweetwater Creek
LocationIn North East Austell
RouteCity Street 2340
StateGeorgia
Coordinates33.82333, -84.62557
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.9 US tons
Inventory rating26.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 15
Structure length200 ft (61 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,660 (2024)
Projected traffic2,895 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$640,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Perkerson Mill Roa over Sweetwater Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Perkerson Mill Roa over Sweetwater 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 April 2023.

How much traffic does Perkerson Mill Roa over Sweetwater Creek carry?

About 2,660 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Perkerson Mill Roa over Sweetwater Creek?

The structure is 200 ft (61 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns Perkerson Mill Roa over Sweetwater Creek?

It is owned by the City or Municipal Highway Agency.