US Bridges

I - 20 West over Kilgore Memorial DR

Fair

Jefferson County, Alabama · I20 * Kilgore Memorial DR · Structure no. 012503

Built
1981
44 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
380 ft
3 main spans
Daily traffic
23,405
2024 count
Owner
State
State Highway Agency

About this bridge

I - 20 West over Kilgore Memorial DR is a steel continuous stringer/multi-beam or girder carrying I - 20 West over Kilgore Memorial DR in Jefferson County, Alabama. It was built in 1981, so it is 44 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 23,405 vehicles a day, roughly 17% of them trucks, projected to reach 28,277 by 2044. The structure is 380 ft (115.7 m) long and 71 ft wide.

Location

Open in Google Maps
CarriesI - 20 West
CrossesKilgore Memorial DR
LocationI20 * Kilgore Memorial DR
RouteInterstate 20
CountyJefferson County
StateAlabama
Coordinates33.5332, -86.6986
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadHS 20
Structure length380 ft (115.7 m)
Longest span119 ft (36.3 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,405 (2024)
Projected traffic28,277 by 2044
Trucks17%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$6.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I - 20 West over Kilgore Memorial DR built?

It was built in 1981, making it 44 years old in 2025.

What condition is I - 20 West over Kilgore Memorial DR 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 2024.

How much traffic does I - 20 West over Kilgore Memorial DR carry?

About 23,405 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is I - 20 West over Kilgore Memorial DR?

The structure is 380 ft (115.7 m) long with a longest span of 119 ft (36.3 m) and a deck 71 ft wide.

Who owns I - 20 West over Kilgore Memorial DR?

It is owned by the State Highway Agency.