US Bridges

28th Ave over 28th Ave Drainage

Fair

Baldwin County, Alabama · 1 MI W 29th Ave · Structure no. 018340

Built
1999
26 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
697
2025 count
Owner
City
City or Municipal Highway Agency

About this bridge

28th Ave over 28th Ave Drainage is a concrete culvert carrying 28th Ave over 28th Ave Drainage in Baldwin 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 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 697 vehicles a day, roughly 1% of them trucks, projected to reach 1,046 by 2045. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
Carries28th Ave
Crosses28th Ave Drainage
Location1 MI W 29th Ave
RouteCity Street 0
CountyBaldwin County
StateAlabama
Coordinates30.28275, -87.70436
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating66.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic697 (2025)
Projected traffic1,046 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$422,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 28th Ave over 28th Ave Drainage built?

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

What condition is 28th Ave over 28th Ave Drainage 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 February 2025.

How much traffic does 28th Ave over 28th Ave Drainage carry?

About 697 vehicles per day (2025 count), of which roughly 1% are trucks.

How long is 28th Ave over 28th Ave Drainage?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns 28th Ave over 28th Ave Drainage?

It is owned by the City or Municipal Highway Agency.