US Bridges

Woodley RD over Baldwin Slough

Fair

Montgomery County, Alabama · 0.25 MI N of Knollwood DR · Structure no. 012156

Built
1979
46 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
93 ft
7 main spans
Daily traffic
5,000
1992 count
Owner
City
City or Municipal Highway Agency

About this bridge

Woodley RD over Baldwin Slough is a concrete culvert carrying Woodley RD over Baldwin Slough in Montgomery County, Alabama. It was built in 1979, so it is 46 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 5,000 vehicles a day, roughly 1% of them trucks, projected to reach 6,120 by 2044. The structure is 93 ft (28.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesWoodley RD
CrossesBaldwin Slough
Location0.25 MI N of Knollwood DR
RouteCity Street 0
CountyMontgomery County
StateAlabama
Coordinates32.3164, -86.26092
Functional classUrban Minor Arterial

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
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 rating45 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans7
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (1992)
Projected traffic6,120 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$2.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Woodley RD over Baldwin Slough built?

It was built in 1979, making it 46 years old in 2025.

What condition is Woodley RD over Baldwin Slough 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 June 2024.

How much traffic does Woodley RD over Baldwin Slough carry?

About 5,000 vehicles per day (1992 count), of which roughly 1% are trucks.

How long is Woodley RD over Baldwin Slough?

The structure is 93 ft (28.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Woodley RD over Baldwin Slough?

It is owned by the City or Municipal Highway Agency.