US Bridges

Shirley LN over Drainage Ditch

Fair

Montgomery County, Alabama · 300 Ft W of Eastern Blvd · Structure no. 008761

Built
1965
60 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
1,800
1992 count
Owner
City
City or Municipal Highway Agency

About this bridge

Shirley LN over Drainage Ditch is a concrete culvert carrying Shirley LN over Drainage Ditch in Montgomery County, Alabama. It was built in 1965, so it is 60 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 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 1,800 vehicles a day, roughly 1% of them trucks, projected to reach 2,040 by 2043. The structure is 31 ft (9.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesShirley LN
CrossesDrainage Ditch
Location300 Ft W of Eastern Blvd
RouteCity Street 0
StateAlabama
Coordinates32.37113, -86.21059
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 inspectionDecember 2023
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 alignment7: Better than present minimum criteria
Operating rating51.9 US tons
Inventory rating31.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length31 ft (9.5 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 traffic1,800 (1992)
Projected traffic2,040 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$515,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Shirley LN over Drainage Ditch built?

It was built in 1965, making it 60 years old in 2025.

What condition is Shirley LN 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 December 2023.

How much traffic does Shirley LN over Drainage Ditch carry?

About 1,800 vehicles per day (1992 count), of which roughly 1% are trucks.

How long is Shirley LN over Drainage Ditch?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m).

Who owns Shirley LN over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.