US Bridges

Ramp Ad to Al - 3 over 3rd Ave No

Fair

Jefferson County, Alabama · Ramp Ad · Structure no. 010736

Built
1972
53 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
353 ft
5 main spans
Daily traffic
6,362
2022 count
Owner
State
State Highway Agency

About this bridge

Ramp Ad to Al - 3 over 3rd Ave No is a steel continuous stringer/multi-beam or girder carrying Ramp Ad to Al - 3 over 3rd Ave No in Jefferson County, Alabama. It was built in 1972, so it is 53 years old, older 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 5 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 6,362 vehicles a day, roughly 5% of them trucks, projected to reach 8,172 by 2042. The structure is 353 ft (107.6 m) long and 33 ft wide.

Location

Open in Google Maps
CarriesRamp Ad to Al - 3
Crosses3rd Ave No
LocationRamp Ad
RouteU.S. Route 31
CountyJefferson County
StateAlabama
Coordinates33.51667, -86.79667
Functional classUrban Other Principal Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating39.7 US tons
Inventory rating23.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length353 ft (107.6 m)
Longest span80 ft (24.4 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,362 (2022)
Projected traffic8,172 by 2042
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp Ad to Al - 3 over 3rd Ave No built?

It was built in 1972, making it 53 years old in 2025.

What condition is Ramp Ad to Al - 3 over 3rd Ave No 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 April 2023.

How much traffic does Ramp Ad to Al - 3 over 3rd Ave No carry?

About 6,362 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Ramp Ad to Al - 3 over 3rd Ave No?

The structure is 353 ft (107.6 m) long with a longest span of 80 ft (24.4 m) and a deck 33 ft wide.

Who owns Ramp Ad to Al - 3 over 3rd Ave No?

It is owned by the State Highway Agency.