US Bridges

I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd

Good

Jefferson County, Alabama · I-20 · Structure no. 021223

Built
2019
6 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,083 ft
6 main spans
Daily traffic
8,900
2023 count
Owner
State
State Highway Agency

About this bridge

I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd is a steel continuous stringer/multi-beam or girder carrying I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd in Jefferson County, Alabama. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,900 vehicles a day, roughly 5% of them trucks, projected to reach 9,999 by 2043. The structure is 2,083 ft (634.8 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesI20E RMP/31st Stn
CrossesUS31 I20 Ramps Ra Blvd
LocationI-20
RouteInterstate 20
CountyJefferson County
StateAlabama
Coordinates33.52727, -86.8045
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.6 US tons
Inventory rating39.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6 (+6 approach)
Design loadHL 93
Structure length2,083 ft (634.8 m)
Longest span250 ft (76.2 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deck18 ft (5.6 m)

Traffic and service

Average daily traffic8,900 (2023)
Projected traffic9,999 by 2043
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 proposedNone recorded
Estimated improvement cost$12.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd built?

It was built in 2019, making it 6 years old in 2025.

What condition is I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd 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 December 2023.

How much traffic does I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd carry?

About 8,900 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd?

The structure is 2,083 ft (634.8 m) long with a longest span of 250 ft (76.2 m) and a deck 28 ft wide.

Who owns I20E RMP/31st Stn over US31 I20 Ramps Ra Blvd?

It is owned by the State Highway Agency.