US Bridges

Lorna RD over I - 459

Fair

Jefferson County, Alabama · Lorna RD * I 459 · Structure no. 011745

Built
1977
48 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
363 ft
4 main spans
Daily traffic
3,500
2022 count
Owner
State
State Highway Agency

About this bridge

Lorna RD over I - 459 is a steel continuous stringer/multi-beam or girder carrying Lorna RD over I - 459 in Jefferson County, Alabama. It was built in 1977, so it is 48 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 3,500 vehicles a day, roughly 1% of them trucks, projected to reach 5,500 by 2042. The structure is 363 ft (110.6 m) long and 82 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLorna RD
CrossesI - 459
LocationLorna RD * I 459
RouteCity Street 0
CountyJefferson County
StateAlabama
Coordinates33.38914, -86.79634
Functional classUrban Local

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.2 US tons
Inventory rating44.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length363 ft (110.6 m)
Longest span100 ft (30.5 m)
Deck width82 ft (25.1 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2022)
Projected traffic5,500 by 2042
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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$7.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lorna RD over I - 459 built?

It was built in 1977, making it 48 years old in 2025.

What condition is Lorna RD over I - 459 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 Lorna RD over I - 459 carry?

About 3,500 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Lorna RD over I - 459?

The structure is 363 ft (110.6 m) long with a longest span of 100 ft (30.5 m) and a deck 82 ft wide.

Who owns Lorna RD over I - 459?

It is owned by the State Highway Agency.