US Bridges

I165 NB to Frtg RD over Wilson Ave

Fair

Mobile County, Alabama · I165 @ Wilson Ave · Structure no. 015580

Built
1993
32 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
526 ft
6 main spans
Daily traffic
1,199
2023 count
Owner
State
State Highway Agency

About this bridge

I165 NB to Frtg RD over Wilson Ave is a prestressed concrete continuous stringer/multi-beam or girder carrying I165 NB to Frtg RD over Wilson Ave in Mobile County, Alabama. It was built in 1993, so it is 32 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 1,199 vehicles a day, roughly 6% of them trucks, projected to reach 1,799 by 2043. The structure is 526 ft (160.3 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI165 NB to Frtg RD
CrossesWilson Ave
LocationI165 @ Wilson Ave
RouteInterstate 165
CountyMobile County
StateAlabama
Coordinates30.73758, -88.0841
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating31.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6 (+1 approach)
Design loadHS 20
Structure length526 ft (160.3 m)
Longest span75 ft (22.9 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,199 (2023)
Projected traffic1,799 by 2043
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost$3.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I165 NB to Frtg RD over Wilson Ave built?

It was built in 1993, making it 32 years old in 2025.

What condition is I165 NB to Frtg RD over Wilson Ave 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 September 2024.

How much traffic does I165 NB to Frtg RD over Wilson Ave carry?

About 1,199 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is I165 NB to Frtg RD over Wilson Ave?

The structure is 526 ft (160.3 m) long with a longest span of 75 ft (22.9 m) and a deck 28 ft wide.

Who owns I165 NB to Frtg RD over Wilson Ave?

It is owned by the State Highway Agency.