US Bridges

AL-13 over Rocky Branch

Fair

Fayette County, Alabama · 0.5 MI S JCT SR 18 · Structure no. 005703

Built
1926
99 years old, rebuilt 1957
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
3,021
2020 count
Owner
State
State Highway Agency

About this bridge

AL-13 over Rocky Branch is a concrete culvert carrying AL-13 over Rocky Branch in Fayette County, Alabama. It was built in 1926 and reconstructed in 1957, so it is 99 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 3,021 vehicles a day, roughly 13% of them trucks, projected to reach 3,745 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesAL-13
CrossesRocky Branch
Location0.5 MI S JCT SR 18
RouteU.S. Route 43
CountyFayette County
StateAlabama
Coordinates33.62957, -87.6602
Functional classRural Principal Arterial - Other

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating98 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 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 traffic3,021 (2020)
Projected traffic3,745 by 2040
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$816,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was AL-13 over Rocky Branch built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1957.

What condition is AL-13 over Rocky Branch 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 AL-13 over Rocky Branch carry?

About 3,021 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is AL-13 over Rocky Branch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns AL-13 over Rocky Branch?

It is owned by the State Highway Agency.