US Bridges

I-285 over M-9281 Midvale Road

Good

DeKalb County, Georgia · 3.7 MI SE of Chamblee · Structure no. 000000008900820

Built
1968
57 years old, rebuilt 1980
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
141 ft
3 main spans
Daily traffic
200,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-285 over M-9281 Midvale Road is a steel continuous stringer/multi-beam or girder carrying I-285 over M-9281 Midvale Road in DeKalb County, Georgia. It was built in 1968 and reconstructed in 1980, so it is 57 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200,000 vehicles a day, roughly 9% of them trucks, projected to reach 297,090 by 2031. The structure is 141 ft (43 m) long and 134 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-285
CrossesM-9281 Midvale Road
Location3.7 MI SE of Chamblee
RouteInterstate 285
StateGeorgia
Coordinates33.86113, -84.24786
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
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 rating47 US tons
Inventory rating28 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length141 ft (43 m)
Longest span64 ft (19.5 m)
Deck width134 ft (40.8 m)
Roadway width132 ft (40.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200,000 (2024)
Projected traffic297,090 by 2031
Trucks9%
Lanes on structure8
Traffic directionTwo-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$2.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-285 over M-9281 Midvale Road built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1980.

What condition is I-285 over M-9281 Midvale Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does I-285 over M-9281 Midvale Road carry?

About 200,000 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I-285 over M-9281 Midvale Road?

The structure is 141 ft (43 m) long with a longest span of 64 ft (19.5 m) and a deck 134 ft wide.

Who owns I-285 over M-9281 Midvale Road?

It is owned by the State Highway Agency.