US Bridges

Marietta Road over NS RR Yard (inman)

Fair

Fulton County, Georgia · In N W Atlanta · Structure no. 000000012151500

Built
1978
47 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Steel Continuous
Length
618 ft
4 main spans
Daily traffic
2,047
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Marietta Road over NS RR Yard (inman) is a steel continuous box beam or girders - multiple carrying Marietta Road over NS RR Yard (inman) in Fulton County, Georgia. It was built in 1978, so it is 47 years old, younger 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 2,047 vehicles a day, roughly 1% of them trucks, projected to reach 2,910 by 2031. The structure is 618 ft (188.4 m) long and 70 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMarietta Road
CrossesNS RR Yard (inman)
LocationIn N W Atlanta
RouteCity Street 77
StateGeorgia
Coordinates33.78952, -84.43597
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 inspectionOctober 2024
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 alignment6: Equal to present minimum criteria
Operating rating50.9 US tons
Inventory rating35.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans4 (+1 approach)
Design loadHS 20 + Mod
Structure length618 ft (188.4 m)
Longest span193 ft (58.8 m)
Deck width70 ft (21.4 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,047 (2024)
Projected traffic2,910 by 2031
Trucks1%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 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$4.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Marietta Road over NS RR Yard (inman) built?

It was built in 1978, making it 47 years old in 2025.

What condition is Marietta Road over NS RR Yard (inman) 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 October 2024.

How much traffic does Marietta Road over NS RR Yard (inman) carry?

About 2,047 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Marietta Road over NS RR Yard (inman)?

The structure is 618 ft (188.4 m) long with a longest span of 193 ft (58.8 m) and a deck 70 ft wide.

Who owns Marietta Road over NS RR Yard (inman)?

It is owned by the City or Municipal Highway Agency.