US Bridges

Al - 75 over Branch

Fair

Blount County, Alabama · 0.1 MI S JCT CO RD 34 · Structure no. 000680

Built
1929
96 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
4,890
2022 count
Owner
State
State Highway Agency

About this bridge

Al - 75 over Branch is a concrete culvert carrying Al - 75 over Branch in Blount County, Alabama. It was built in 1929, so it is 96 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 4,890 vehicles a day, roughly 8% of them trucks, projected to reach 6,294 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesAl - 75
CrossesBranch
Location0.1 MI S JCT CO RD 34
RouteState Highway 75
CountyBlount County
StateAlabama
Coordinates34.08056, -86.42083
Functional classRural 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 inspectionMay 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 rating50.9 US tons
Inventory rating30.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
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 traffic4,890 (2022)
Projected traffic6,294 by 2042
Trucks8%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$224,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Al - 75 over Branch built?

It was built in 1929, making it 96 years old in 2025.

What condition is Al - 75 over 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 May 2023.

How much traffic does Al - 75 over Branch carry?

About 4,890 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Al - 75 over Branch?

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

Who owns Al - 75 over Branch?

It is owned by the State Highway Agency.