US Bridges

Cahaba Heights RD over Little Shades Creek

Fair

Jefferson County, Alabama · JCT Dolly Ridge RD · Structure no. 014668

Built
1988
37 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
30 ft
3 main spans
Daily traffic
15,061
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cahaba Heights RD over Little Shades Creek is a concrete culvert carrying Cahaba Heights RD over Little Shades Creek in Jefferson County, Alabama. It was built in 1988, so it is 37 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 15,061 vehicles a day, roughly 5% of them trucks, projected to reach 21,100 by 2044. The structure is 30 ft (9.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCahaba Heights RD
CrossesLittle Shades Creek
LocationJCT Dolly Ridge RD
RouteCounty Highway 523
StateAlabama
Coordinates33.45665, -86.73724
Functional classUrban 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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 rating62.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,061 (2024)
Projected traffic21,100 by 2044
Trucks5%
Lanes on structure2
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 proposedNone recorded
Estimated improvement cost$1.6 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cahaba Heights RD over Little Shades Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Cahaba Heights RD over Little Shades Creek 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 Cahaba Heights RD over Little Shades Creek carry?

About 15,061 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Cahaba Heights RD over Little Shades Creek?

The structure is 30 ft (9.2 m) long with a longest span of 9 ft (2.7 m).

Who owns Cahaba Heights RD over Little Shades Creek?

It is owned by the City or Municipal Highway Agency.