US Bridges

I-22 over Blackwell RD

Good

Walker County, Alabama · 2.7 Mi. W Jasper Int · Structure no. 017254

Built
2000
25 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
224 ft
3 main spans
Daily traffic
20,698
2020 count
Owner
State
State Highway Agency

About this bridge

I-22 over Blackwell RD is a prestressed concrete stringer/multi-beam or girder carrying I-22 over Blackwell RD in Walker County, Alabama. It was built in 2000, so it is 25 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 20,698 vehicles a day, roughly 24% of them trucks, projected to reach 26,698 by 2040. The structure is 224 ft (68.4 m) long and 59 ft wide.

Location

Open in Google Maps
CarriesI-22
CrossesBlackwell RD
Location2.7 Mi. W Jasper Int
RouteInterstate 22
CountyWalker County
StateAlabama
Coordinates33.86255, -87.39349
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 inspectionOctober 2024
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 rating70.3 US tons
Inventory rating43.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length224 ft (68.4 m)
Longest span105 ft (32 m)
Deck width59 ft (17.9 m)
Roadway width56 ft (17 m)
Vertical clearance over deck56 ft (17 m)

Traffic and service

Average daily traffic20,698 (2020)
Projected traffic26,698 by 2040
Trucks24%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost$3.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-22 over Blackwell RD built?

It was built in 2000, making it 25 years old in 2025.

What condition is I-22 over Blackwell RD 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 October 2024.

How much traffic does I-22 over Blackwell RD carry?

About 20,698 vehicles per day (2020 count), of which roughly 24% are trucks.

How long is I-22 over Blackwell RD?

The structure is 224 ft (68.4 m) long with a longest span of 105 ft (32 m) and a deck 59 ft wide.

Who owns I-22 over Blackwell RD?

It is owned by the State Highway Agency.