US Bridges

M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum

Fair

Fulton County, Georgia · In Atlanta · Structure no. 000000012103910

Built
1961
64 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,656 ft
17 main spans
Daily traffic
7,570
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum is a steel continuous stringer/multi-beam or girder carrying M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum in Fulton County, Georgia. It was built in 1961, so it is 64 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 5 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 7,570 vehicles a day, roughly 1% of them trucks, projected to reach 14,880 by 2031. The structure is 1,656 ft (504.7 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesM.L.K. Jr. Drive
CrossesNS Rr-Cs 3435 Mangum
LocationIn Atlanta
RouteCity Street 9134
CountyFulton County
StateGeorgia
Coordinates33.75456, -84.39697
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans17
Design loadHS 20
Structure length1,656 ft (504.7 m)
Longest span205 ft (62.5 m)
Deck width74 ft (22.6 m)
Roadway width56 ft (17.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,570 (2024)
Projected traffic14,880 by 2031
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost$23.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum built?

It was built in 1961, making it 64 years old in 2025.

What condition is M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum 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 2024.

How much traffic does M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum carry?

About 7,570 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum?

The structure is 1,656 ft (504.7 m) long with a longest span of 205 ft (62.5 m) and a deck 74 ft wide.

Who owns M.L.K. Jr. Drive over NS Rr-Cs 3435 Mangum?

It is owned by the City or Municipal Highway Agency.