US Bridges

US 41/ SR 3 over SR 280

Fair

Cobb County, Georgia · In SE Marietta · Structure no. 000000006700130

Built
1956
69 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
162 ft
4 main spans
Daily traffic
29,700
2024 count
Owner
State
State Highway Agency

About this bridge

US 41/ SR 3 over SR 280 is a steel stringer/multi-beam or girder carrying US 41/ SR 3 over SR 280 in Cobb County, Georgia. It was built in 1956, so it is 69 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 29,700 vehicles a day, roughly 1% of them trucks, projected to reach 43,605 by 2032. The structure is 162 ft (49.4 m) long and 77 ft wide.

Location

Open in Google Maps
CarriesUS 41/ SR 3
CrossesSR 280
LocationIn SE Marietta
RouteU.S. Route 41
CountyCobb County
StateGeorgia
Coordinates33.92243, -84.50519
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.9 US tons
Inventory rating23.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, precast panels
Main spans4
Design loadHS 20 + Mod
Structure length162 ft (49.4 m)
Longest span43 ft (13.1 m)
Deck width77 ft (23.4 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,700 (2024)
Projected traffic43,605 by 2032
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$1.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 41/ SR 3 over SR 280 built?

It was built in 1956, making it 69 years old in 2025.

What condition is US 41/ SR 3 over SR 280 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does US 41/ SR 3 over SR 280 carry?

About 29,700 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is US 41/ SR 3 over SR 280?

The structure is 162 ft (49.4 m) long with a longest span of 43 ft (13.1 m) and a deck 77 ft wide.

Who owns US 41/ SR 3 over SR 280?

It is owned by the State Highway Agency.