US Bridges

Research Pk Blvd over I-565

Fair

Madison County, Alabama · JCT I-565 * SR 255 · Structure no. 015254

Built
1990
35 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
451 ft
5 main spans
Daily traffic
14,272
2023 count
Owner
State
State Highway Agency

About this bridge

Research Pk Blvd over I-565 is a prestressed concrete continuous stringer/multi-beam or girder carrying Research Pk Blvd over I-565 in Madison County, Alabama. It was built in 1990, so it is 35 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 14,272 vehicles a day, roughly 2% of them trucks, projected to reach 19,981 by 2043. The structure is 451 ft (137.5 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesResearch Pk Blvd
CrossesI-565
LocationJCT I-565 * SR 255
RouteState Highway 255
CountyMadison County
StateAlabama
Coordinates34.7068, -86.671
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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 rating75 US tons
Inventory rating44.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length451 ft (137.5 m)
Longest span106 ft (32.3 m)
Deck width54 ft (16.6 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,272 (2023)
Projected traffic19,981 by 2043
Trucks2%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$5.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Research Pk Blvd over I-565 built?

It was built in 1990, making it 35 years old in 2025.

What condition is Research Pk Blvd over I-565 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 November 2024.

How much traffic does Research Pk Blvd over I-565 carry?

About 14,272 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Research Pk Blvd over I-565?

The structure is 451 ft (137.5 m) long with a longest span of 106 ft (32.3 m) and a deck 54 ft wide.

Who owns Research Pk Blvd over I-565?

It is owned by the State Highway Agency.