US Bridges

Snapfinger Road over Cobb Creek

Good

DeKalb County, Georgia · 4.5 MI SE of Decatur · Structure no. 000000008901630

Built
1960
65 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
7,070
2024 count
Owner
County
County Highway Agency

About this bridge

Snapfinger Road over Cobb Creek is a concrete culvert carrying Snapfinger Road over Cobb Creek in DeKalb County, Georgia. It was built in 1960, so it is 65 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 7,070 vehicles a day, roughly 1% of them trucks, projected to reach 10,545 by 2031. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSnapfinger Road
CrossesCobb Creek
Location4.5 MI SE of Decatur
RouteCity Street 9123
StateGeorgia
Coordinates33.72891, -84.23781
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length37 ft (11.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,070 (2024)
Projected traffic10,545 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$217,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Snapfinger Road over Cobb Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Snapfinger Road over Cobb Creek 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 May 2024.

How much traffic does Snapfinger Road over Cobb Creek carry?

About 7,070 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Snapfinger Road over Cobb Creek?

The structure is 37 ft (11.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Snapfinger Road over Cobb Creek?

It is owned by the County Highway Agency.