US Bridges

I - 459 South over Shades Ck

Fair

Jefferson County, Alabama · I459 * Shades Ck · Structure no. 012705

Built
1982
43 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
432 ft
3 main spans
Daily traffic
26,365
2024 count
Owner
State
State Highway Agency

About this bridge

I - 459 South over Shades Ck is a steel continuous stringer/multi-beam or girder carrying I - 459 South over Shades Ck in Jefferson County, Alabama. It was built in 1982, so it is 43 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 26,365 vehicles a day, roughly 20% of them trucks, projected to reach 33,336 by 2044. The structure is 432 ft (131.7 m) long and 43 ft wide.

CarriesI - 459 South
CrossesShades Ck
LocationI459 * Shades Ck
RouteInterstate 459
StateAlabama
Coordinates33.33528, -86.94792
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.4 US tons
Inventory rating37.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+5 approach)
Design loadHS 20
Structure length432 ft (131.7 m)
Longest span100 ft (30.5 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,365 (2024)
Projected traffic33,336 by 2044
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$4.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I - 459 South over Shades Ck built?

It was built in 1982, making it 43 years old in 2025.

What condition is I - 459 South over Shades Ck 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 June 2024.

How much traffic does I - 459 South over Shades Ck carry?

About 26,365 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is I - 459 South over Shades Ck?

The structure is 432 ft (131.7 m) long with a longest span of 100 ft (30.5 m) and a deck 43 ft wide.

Who owns I - 459 South over Shades Ck?

It is owned by the State Highway Agency.