US Bridges

Rmp US 23 to M9265 over I-85- I-85 Ramp

Fair

DeKalb County, Georgia · 2.4 MI E of Chamblee · Structure no. 000000008902780

Built
1984
41 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
261 ft
2 main spans
Daily traffic
6,805
2024 count
Owner
State
State Highway Agency

About this bridge

Rmp US 23 to M9265 over I-85- I-85 Ramp is a steel continuous stringer/multi-beam or girder carrying Rmp US 23 to M9265 over I-85- I-85 Ramp in DeKalb County, Georgia. It was built in 1984, so it is 41 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 6,805 vehicles a day, roughly 1% of them trucks, projected to reach 3,303 by 2031. The structure is 261 ft (79.6 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRmp US 23 to M9265
CrossesI-85- I-85 Ramp
Location2.4 MI E of Chamblee
RouteInterstate 285
CountyDeKalb County
StateGeorgia
Coordinates33.89151, -84.25975
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating36.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length261 ft (79.6 m)
Longest span136 ft (41.5 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck19 ft (5.8 m)

Traffic and service

Average daily traffic6,805 (2024)
Projected traffic3,303 by 2031
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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$1.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rmp US 23 to M9265 over I-85- I-85 Ramp built?

It was built in 1984, making it 41 years old in 2025.

What condition is Rmp US 23 to M9265 over I-85- I-85 Ramp 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 July 2024.

How much traffic does Rmp US 23 to M9265 over I-85- I-85 Ramp carry?

About 6,805 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Rmp US 23 to M9265 over I-85- I-85 Ramp?

The structure is 261 ft (79.6 m) long with a longest span of 136 ft (41.5 m) and a deck 33 ft wide.

Who owns Rmp US 23 to M9265 over I-85- I-85 Ramp?

It is owned by the State Highway Agency.