US Bridges

I - 20 West over Opo Madrid Blvd

Fair

Jefferson County, Alabama · I20 * Oporto Blvd · Structure no. 011066

Built
1974
51 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
241 ft
3 main spans
Daily traffic
22,755
2024 count
Owner
State
State Highway Agency

About this bridge

I - 20 West over Opo Madrid Blvd is a steel continuous stringer/multi-beam or girder carrying I - 20 West over Opo Madrid Blvd in Jefferson County, Alabama. It was built in 1974, so it is 51 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 22,755 vehicles a day, roughly 17% of them trucks, projected to reach 27,492 by 2044. The structure is 241 ft (73.6 m) long and 53 ft wide.

Location

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CarriesI - 20 West
CrossesOpo Madrid Blvd
LocationI20 * Oporto Blvd
RouteInterstate 20
CountyJefferson County
StateAlabama
Coordinates33.53444, -86.72028
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.6 US tons
Inventory rating36.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length241 ft (73.6 m)
Longest span105 ft (32 m)
Deck width53 ft (16.1 m)
Roadway width51 ft (15.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,755 (2024)
Projected traffic27,492 by 2044
Trucks17%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I - 20 West over Opo Madrid Blvd built?

It was built in 1974, making it 51 years old in 2025.

What condition is I - 20 West over Opo Madrid Blvd 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 July 2024.

How much traffic does I - 20 West over Opo Madrid Blvd carry?

About 22,755 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is I - 20 West over Opo Madrid Blvd?

The structure is 241 ft (73.6 m) long with a longest span of 105 ft (32 m) and a deck 53 ft wide.

Who owns I - 20 West over Opo Madrid Blvd?

It is owned by the State Highway Agency.