US Bridges

Alverado Way over Cobb Creek

Fair

DeKalb County, Georgia · 2 MI SE of Decatur · Structure no. 000000008950090

Built
1964
61 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
30 ft
2 main spans
Daily traffic
2,047
2024 count
Owner
County
County Highway Agency

About this bridge

Alverado Way over Cobb Creek is a concrete slab carrying Alverado Way over Cobb Creek in DeKalb County, Georgia. It was built in 1964, so it is 61 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 2,047 vehicles a day, roughly 1% of them trucks, projected to reach 3,303 by 2031. The structure is 30 ft (9.1 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAlverado Way
CrossesCobb Creek
Location2 MI SE of Decatur
RouteCounty Highway 503
StateGeorgia
Coordinates33.74815, -84.25439
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating26.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length30 ft (9.1 m)
Longest span15 ft (4.6 m)
Deck width44 ft (13.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,047 (2024)
Projected traffic3,303 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$176,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Alverado Way over Cobb Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Alverado Way over Cobb Creek 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 May 2024.

How much traffic does Alverado Way over Cobb Creek carry?

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

How long is Alverado Way over Cobb Creek?

The structure is 30 ft (9.1 m) long with a longest span of 15 ft (4.6 m) and a deck 44 ft wide.

Who owns Alverado Way over Cobb Creek?

It is owned by the County Highway Agency.