US Bridges

S Broad ST over Drainage Ditch

Fair

Mobile County, Alabama · 100 South of Sixth ST · Structure no. 020895

Built
1950
75 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
49 ft
Daily traffic
6,675
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

S Broad ST over Drainage Ditch is a concrete culvert carrying S Broad ST over Drainage Ditch in Mobile County, Alabama. It was built in 1950, so it is 75 years old, older 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 6,675 vehicles a day, roughly 4% of them trucks, projected to reach 10,012 by 2044. The structure is 49 ft (14.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesS Broad ST
CrossesDrainage Ditch
Location100 South of Sixth ST
RouteCity Street 0
CountyMobile County
StateAlabama
Coordinates30.64917, -88.0625
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans0
Design loadH 15
Structure length49 ft (14.9 m)
Longest span0 ft (0 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic6,675 (2024)
Projected traffic10,012 by 2044
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was S Broad ST over Drainage Ditch built?

It was built in 1950, making it 75 years old in 2025.

What condition is S Broad ST over Drainage Ditch 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 2024.

How much traffic does S Broad ST over Drainage Ditch carry?

About 6,675 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is S Broad ST over Drainage Ditch?

The structure is 49 ft (14.9 m) long.

Who owns S Broad ST over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.