US Bridges

Carriage Hill DR over Branch

Good

Jefferson County, Alabama · Carriage Hills DR *royal · Structure no. 011486

Built
1975
50 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
100
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Carriage Hill DR over Branch is a concrete culvert carrying Carriage Hill DR over Branch in Jefferson County, Alabama. It was built in 1975, so it is 50 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, projected to reach 150 by 2043. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCarriage Hill DR
CrossesBranch
LocationCarriage Hills DR *royal
RouteCity Street 0
StateAlabama
Coordinates33.35278, -87.00197
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.7 US tons
Inventory rating49.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 15
Structure length25 ft (7.5 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 traffic100 (2023)
Projected traffic150 by 2043
Trucks0%
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$389,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Carriage Hill DR over Branch built?

It was built in 1975, making it 50 years old in 2025.

What condition is Carriage Hill DR over Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Carriage Hill DR over Branch carry?

About 100 vehicles per day (2023 count).

How long is Carriage Hill DR over Branch?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Carriage Hill DR over Branch?

It is owned by the City or Municipal Highway Agency.