US Bridges

I-22 over CR-20

Good

Walker County, Alabama · Cordova Exit · Structure no. 017700

Built
2003
22 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
313 ft
3 main spans
Daily traffic
24,138
2020 count
Owner
State
State Highway Agency

About this bridge

I-22 over CR-20 is a prestressed concrete stringer/multi-beam or girder carrying I-22 over CR-20 in Walker County, Alabama. It was built in 2003, so it is 22 years old, younger than the Alabama average of 51.1 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 24,138 vehicles a day, roughly 22% of them trucks, projected to reach 26,000 by 2041. The structure is 313 ft (95.5 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-22
CrossesCR-20
LocationCordova Exit
RouteInterstate 22
CountyWalker County
StateAlabama
Coordinates33.74166, -87.20069
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.5 US tons
Inventory rating47.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length313 ft (95.5 m)
Longest span115 ft (34.9 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,138 (2020)
Projected traffic26,000 by 2041
Trucks22%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$5.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-22 over CR-20 built?

It was built in 2003, making it 22 years old in 2025.

What condition is I-22 over CR-20 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 November 2023.

How much traffic does I-22 over CR-20 carry?

About 24,138 vehicles per day (2020 count), of which roughly 22% are trucks.

How long is I-22 over CR-20?

The structure is 313 ft (95.5 m) long with a longest span of 115 ft (34.9 m) and a deck 71 ft wide.

Who owns I-22 over CR-20?

It is owned by the State Highway Agency.