US Bridges

AL-74 over I-22

Good

Marion County, Alabama · 7.8 MP on I-22/AL-74 · Structure no. 014503

Built
1988
37 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
304 ft
4 main spans
Daily traffic
2,170
2020 count
Owner
State
State Highway Agency

About this bridge

AL-74 over I-22 is a prestressed concrete stringer/multi-beam or girder carrying AL-74 over I-22 in Marion County, Alabama. It was built in 1988, so it is 37 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 2,170 vehicles a day, roughly 18% of them trucks, projected to reach 2,540 by 2044. The structure is 304 ft (92.7 m) long and 55 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesAL-74
CrossesI-22
Location7.8 MP on I-22/AL-74
RouteU.S. Route 74
StateAlabama
Coordinates34.16722, -88.06517
Functional classRural Principal Arterial - Other

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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating41.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length304 ft (92.7 m)
Longest span92 ft (28 m)
Deck width55 ft (16.7 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,170 (2020)
Projected traffic2,540 by 2044
Trucks18%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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$4.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was AL-74 over I-22 built?

It was built in 1988, making it 37 years old in 2025.

What condition is AL-74 over I-22 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 January 2024.

How much traffic does AL-74 over I-22 carry?

About 2,170 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is AL-74 over I-22?

The structure is 304 ft (92.7 m) long with a longest span of 92 ft (28 m) and a deck 55 ft wide.

Who owns AL-74 over I-22?

It is owned by the State Highway Agency.