US Bridges

I-22 over Mallard Creek

Fair

Walker County, Alabama · .2 MI East CR-1 · Structure no. 017809

Built
2002
23 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
13,401
2020 count
Owner
State
State Highway Agency

About this bridge

I-22 over Mallard Creek is a concrete culvert carrying I-22 over Mallard Creek in Walker County, Alabama. It was built in 2002, so it is 23 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 13,401 vehicles a day, roughly 28% of them trucks, projected to reach 18,900 by 2041. The structure is 21 ft (6.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-22
CrossesMallard Creek
Location.2 MI East CR-1
RouteInterstate 22
CountyWalker County
StateAlabama
Coordinates33.94959, -87.60441
Functional classRural Principal Arterial - Interstate

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating98 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.5 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 traffic13,401 (2020)
Projected traffic18,900 by 2041
Trucks28%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$2.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-22 over Mallard Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is I-22 over Mallard 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 August 2023.

How much traffic does I-22 over Mallard Creek carry?

About 13,401 vehicles per day (2020 count), of which roughly 28% are trucks.

How long is I-22 over Mallard Creek?

The structure is 21 ft (6.5 m) long with a longest span of 10 ft (3 m).

Who owns I-22 over Mallard Creek?

It is owned by the State Highway Agency.