US Bridges

SR 117 over Snake Creek

Fair

DeKalb County, Alabama · 2 MI NW JCT SR75 * SR117 · Structure no. 005310

Built
1955
70 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
45 ft
3 main spans
Daily traffic
3,511
2021 count
Owner
State
State Highway Agency

About this bridge

SR 117 over Snake Creek is a concrete culvert carrying SR 117 over Snake Creek in DeKalb County, Alabama. It was built in 1955, so it is 70 years old, older than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 3,511 vehicles a day, roughly 8% of them trucks, projected to reach 4,916 by 2041. The structure is 45 ft (13.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSR 117
CrossesSnake Creek
Location2 MI NW JCT SR75 * SR117
RouteState Highway 117
CountyDeKalb County
StateAlabama
Coordinates34.72608, -85.68555
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length45 ft (13.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,511 (2021)
Projected traffic4,916 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$493,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 117 over Snake Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is SR 117 over Snake 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 March 2023.

How much traffic does SR 117 over Snake Creek carry?

About 3,511 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is SR 117 over Snake Creek?

The structure is 45 ft (13.7 m) long with a longest span of 10 ft (3 m).

Who owns SR 117 over Snake Creek?

It is owned by the State Highway Agency.