US Bridges

Rmp US 41 to 280 S over SR 280

Fair

Cobb County, Georgia · In SE Marietta · Structure no. 000000006700140

Built
1967
58 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
321 ft
4 main spans
Daily traffic
1,480
2024 count
Owner
State
State Highway Agency

About this bridge

Rmp US 41 to 280 S over SR 280 is a steel stringer/multi-beam or girder carrying Rmp US 41 to 280 S over SR 280 in Cobb County, Georgia. It was built in 1967, so it is 58 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 1,480 vehicles a day, roughly 1% of them trucks, projected to reach 2,850 by 2030. The structure is 321 ft (97.8 m) long and 30 ft wide.

CarriesRmp US 41 to 280 S
CrossesSR 280
LocationIn SE Marietta
RouteU.S. Route 41
StateGeorgia
Coordinates33.92284, -84.50115
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.9 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length321 ft (97.8 m)
Longest span88 ft (26.8 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,480 (2024)
Projected traffic2,850 by 2030
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rmp US 41 to 280 S over SR 280 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Rmp US 41 to 280 S 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 Rmp US 41 to 280 S over SR 280 carry?

About 1,480 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Rmp US 41 to 280 S over SR 280?

The structure is 321 ft (97.8 m) long with a longest span of 88 ft (26.8 m) and a deck 30 ft wide.

Who owns Rmp US 41 to 280 S over SR 280?

It is owned by the State Highway Agency.