US Bridges

Al - 75 South over Blackburn Fork Warrior R

Fair

Blount County, Alabama · .4 MI So CO RD 15 · Structure no. 017035

Built
1998
27 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
320 ft
8 main spans
Daily traffic
4,105
2023 count
Owner
State
State Highway Agency

About this bridge

Al - 75 South over Blackburn Fork Warrior R is a prestressed concrete stringer/multi-beam or girder carrying Al - 75 South over Blackburn Fork Warrior R in Blount County, Alabama. It was built in 1998, so it is 27 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 4,105 vehicles a day, roughly 7% of them trucks, projected to reach 5,283 by 2043. The structure is 320 ft (97.5 m) long and 43 ft wide.

CarriesAl - 75 South
CrossesBlackburn Fork Warrior R
Location.4 MI So CO RD 15
RouteState Highway 75
StateAlabama
Coordinates33.85592, -86.56385
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
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 rating74.2 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length320 ft (97.5 m)
Longest span82 ft (25 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,105 (2023)
Projected traffic5,283 by 2043
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost$3.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Al - 75 South over Blackburn Fork Warrior R built?

It was built in 1998, making it 27 years old in 2025.

What condition is Al - 75 South over Blackburn Fork Warrior R 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 2023.

How much traffic does Al - 75 South over Blackburn Fork Warrior R carry?

About 4,105 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Al - 75 South over Blackburn Fork Warrior R?

The structure is 320 ft (97.5 m) long with a longest span of 82 ft (25 m) and a deck 43 ft wide.

Who owns Al - 75 South over Blackburn Fork Warrior R?

It is owned by the State Highway Agency.