US Bridges

Ramp C over Valley Road

Fair

Jefferson County, Alabama · Ramp C * Valley RD · Structure no. 012315

Built
1980
45 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
457 ft
5 main spans
Daily traffic
6,130
2023 count
Owner
State
State Highway Agency

About this bridge

Ramp C over Valley Road is a steel continuous stringer/multi-beam or girder carrying Ramp C over Valley Road in Jefferson County, Alabama. It was built in 1980, so it is 45 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 6,130 vehicles a day, roughly 14% of them trucks, projected to reach 7,584 by 2043. The structure is 457 ft (139.3 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRamp C
CrossesValley Road
LocationRamp C * Valley RD
RouteInterstate 20
CountyJefferson County
StateAlabama
Coordinates33.4611, -86.9465
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating47.6 US tons
Inventory rating28.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length457 ft (139.3 m)
Longest span105 ft (32 m)
Deck width45 ft (13.7 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,130 (2023)
Projected traffic7,584 by 2043
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.9 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp C over Valley Road built?

It was built in 1980, making it 45 years old in 2025.

What condition is Ramp C over Valley Road 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 December 2023.

How much traffic does Ramp C over Valley Road carry?

About 6,130 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is Ramp C over Valley Road?

The structure is 457 ft (139.3 m) long with a longest span of 105 ft (32 m) and a deck 45 ft wide.

Who owns Ramp C over Valley Road?

It is owned by the State Highway Agency.