US Bridges

SR 182 over Perdido Pass

Fair

Baldwin County, Alabama · 2 MI W Fla Line · Structure no. 014957

Built
1989
36 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,598 ft
4 main spans
Daily traffic
31,725
2021 count
Owner
State
State Highway Agency

About this bridge

SR 182 over Perdido Pass is a steel continuous stringer/multi-beam or girder carrying SR 182 over Perdido Pass in Baldwin County, Alabama. It was built in 1989, so it is 36 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 5 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 31,725 vehicles a day, roughly 4% of them trucks, projected to reach 47,588 by 2041. The structure is 2,598 ft (791.9 m) long and 88 ft wide. If it were closed, the detour would be 67.7 mi (109 km).

Location

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CarriesSR 182
CrossesPerdido Pass
Location2 MI W Fla Line
RouteState Highway 182
CountyBaldwin County
StateAlabama
Coordinates30.2778, -87.5551
Functional classRural Principal Arterial - Other

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.6 US tons
Inventory rating28.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+17 approach)
Design loadHS 20
Structure length2,598 ft (791.9 m)
Longest span240 ft (73.2 m)
Deck width88 ft (26.8 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,725 (2021)
Projected traffic47,588 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed67.7 mi (109 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$52 million (2025 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR 182 over Perdido Pass built?

It was built in 1989, making it 36 years old in 2025.

What condition is SR 182 over Perdido Pass 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 May 2023.

How much traffic does SR 182 over Perdido Pass carry?

About 31,725 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is SR 182 over Perdido Pass?

The structure is 2,598 ft (791.9 m) long with a longest span of 240 ft (73.2 m) and a deck 88 ft wide.

Who owns SR 182 over Perdido Pass?

It is owned by the State Highway Agency.