US Bridges

Boulder Park RD over I-285 (sr 407)

Fair

Fulton County, Georgia · In W Atlanta · Structure no. 000000012103370

Built
1967
58 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
253 ft
4 main spans
Daily traffic
3,420
2024 count
Owner
State
State Highway Agency

About this bridge

Boulder Park RD over I-285 (sr 407) is a steel stringer/multi-beam or girder carrying Boulder Park RD over I-285 (sr 407) in Fulton 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 3,420 vehicles a day, roughly 1% of them trucks, projected to reach 3,870 by 2032. The structure is 253 ft (77.1 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesBoulder Park RD
CrossesI-285 (sr 407)
LocationIn W Atlanta
RouteCity Street 9051
CountyFulton County
StateGeorgia
Coordinates33.75073, -84.49659
Functional classUrban Collector

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.9 US tons
Inventory rating23.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length253 ft (77.1 m)
Longest span89 ft (27.1 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,420 (2024)
Projected traffic3,870 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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$1.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Boulder Park RD over I-285 (sr 407) built?

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

What condition is Boulder Park RD over I-285 (sr 407) 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 April 2023.

How much traffic does Boulder Park RD over I-285 (sr 407) carry?

About 3,420 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Boulder Park RD over I-285 (sr 407)?

The structure is 253 ft (77.1 m) long with a longest span of 89 ft (27.1 m) and a deck 36 ft wide.

Who owns Boulder Park RD over I-285 (sr 407)?

It is owned by the State Highway Agency.