US Bridges

Al 170 over Corn Creek

Fair

Elmore County, Alabama · 0.6MI.EAST JCT.ALA.14 · Structure no. 009796

Built
1968
57 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
51 ft
4 main spans
Daily traffic
4,820
2013 count
Owner
State
State Highway Agency

About this bridge

Al 170 over Corn Creek is a concrete continuous culvert carrying Al 170 over Corn Creek in Elmore County, Alabama. It was built in 1968, so it is 57 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 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 4,820 vehicles a day, roughly 5% of them trucks, projected to reach 5,881 by 2033. The structure is 51 ft (15.5 m) long. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesAl 170
CrossesCorn Creek
Location0.6MI.EAST JCT.ALA.14
RouteState Highway 170
CountyElmore County
StateAlabama
Coordinates32.5588, -86.17412
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating75.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHS 20
Structure length51 ft (15.5 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 traffic4,820 (2013)
Projected traffic5,881 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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$553,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Al 170 over Corn Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Al 170 over Corn 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 January 2024.

How much traffic does Al 170 over Corn Creek carry?

About 4,820 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is Al 170 over Corn Creek?

The structure is 51 ft (15.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Al 170 over Corn Creek?

It is owned by the State Highway Agency.