US Bridges

IRR BIA RTE 4007 over Perdido Creek

Good

Escambia County, Alabama · 11.4KM NW of Atmore Al · Structure no. 00000000000S702

Built
1999
26 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
50
2023 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

IRR BIA RTE 4007 over Perdido Creek is a prestressed concrete box beam or girders - multiple carrying IRR BIA RTE 4007 over Perdido Creek in Escambia County, Alabama. It was built in 1999, so it is 26 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 1% of them trucks, projected to reach 59 by 2043. The structure is 49 ft (15 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIRR BIA RTE 4007
CrossesPerdido Creek
Location11.4KM NW of Atmore Al
RouteFederal Lands Road 4007
StateAlabama
Coordinates31.10304, -87.57041
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length49 ft (15 m)
Longest span48 ft (14.7 m)
Deck width32 ft (9.7 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic59 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR BIA RTE 4007 over Perdido Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is IRR BIA RTE 4007 over Perdido Creek 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 February 2023.

How much traffic does IRR BIA RTE 4007 over Perdido Creek carry?

About 50 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is IRR BIA RTE 4007 over Perdido Creek?

The structure is 49 ft (15 m) long with a longest span of 48 ft (14.7 m) and a deck 32 ft wide.

Who owns IRR BIA RTE 4007 over Perdido Creek?

It is owned by the Bureau of Indian Affairs.