US Bridges

Lock 17 Road over Little Shoals Creek

Fair

Jefferson County, Alabama · 8 Miles W of Oak Grove · Structure no. 011521

Built
1975
50 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
38 ft
3 main spans
Daily traffic
890
2024 count
Owner
County
County Highway Agency

About this bridge

Lock 17 Road over Little Shoals Creek is a concrete culvert carrying Lock 17 Road over Little Shoals Creek in Jefferson County, Alabama. It was built in 1975, so it is 50 years old, younger 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 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 890 vehicles a day, roughly 30% of them trucks, projected to reach 1,200 by 2044. The structure is 38 ft (11.7 m) long. If it were closed, the detour would be 19.3 mi (31 km).

CarriesLock 17 Road
CrossesLittle Shoals Creek
Location8 Miles W of Oak Grove
RouteCounty Highway 803
StateAlabama
Coordinates33.44087, -87.2413
Functional classRural 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.5 US tons
Inventory rating32.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length38 ft (11.7 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic890 (2024)
Projected traffic1,200 by 2044
Trucks30%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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$701,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lock 17 Road over Little Shoals Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Lock 17 Road over Little Shoals 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 September 2024.

How much traffic does Lock 17 Road over Little Shoals Creek carry?

About 890 vehicles per day (2024 count), of which roughly 30% are trucks.

How long is Lock 17 Road over Little Shoals Creek?

The structure is 38 ft (11.7 m) long with a longest span of 11 ft (3.3 m).

Who owns Lock 17 Road over Little Shoals Creek?

It is owned by the County Highway Agency.