US Bridges

Canton Road over SR 3 (us 41)

Good

Cobb County, Georgia · 1.6 MI N of Marietta · Structure no. 000000006753140

Built
2013
12 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
150 ft
1 main span
Daily traffic
7,840
2024 count
Owner
State
State Highway Agency

About this bridge

Canton Road over SR 3 (us 41) is a prestressed concrete stringer/multi-beam or girder carrying Canton Road over SR 3 (us 41) in Cobb County, Georgia. It was built in 2013, so it is 12 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 7,840 vehicles a day, roughly 1% of them trucks, projected to reach 14,310 by 2032. The structure is 150 ft (45.7 m) long and 55 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesCanton Road
CrossesSR 3 (us 41)
Location1.6 MI N of Marietta
RouteCity Street 9004
CountyCobb County
StateGeorgia
Coordinates33.97627, -84.54739
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.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length150 ft (45.7 m)
Longest span150 ft (45.7 m)
Deck width55 ft (16.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,840 (2024)
Projected traffic14,310 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$20 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Canton Road over SR 3 (us 41) built?

It was built in 2013, making it 12 years old in 2025.

What condition is Canton Road over SR 3 (us 41) 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 Canton Road over SR 3 (us 41) carry?

About 7,840 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Canton Road over SR 3 (us 41)?

The structure is 150 ft (45.7 m) long with a longest span of 150 ft (45.7 m) and a deck 55 ft wide.

Who owns Canton Road over SR 3 (us 41)?

It is owned by the State Highway Agency.