US Bridges

Al 175 over Welch Branch

Fair

Perry County, Alabama · 0.4 MI N JCT SR 14 · Structure no. 011285

Built
1974
51 years old
Condition
Fair
inspected March 2023
Type
Channel Beam
Concrete
Length
96 ft
4 main spans
Daily traffic
357
2022 count
Owner
State
State Highway Agency

About this bridge

Al 175 over Welch Branch is a concrete channel beam carrying Al 175 over Welch Branch in Perry County, Alabama. It was built in 1974, so it is 51 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 357 vehicles a day, roughly 29% of them trucks, projected to reach 481 by 2042. The structure is 96 ft (29.3 m) long and 30 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesAl 175
CrossesWelch Branch
Location0.4 MI N JCT SR 14
RouteState Highway 175
CountyPerry County
StateAlabama
Coordinates32.67168, -87.25918
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating54.3 US tons
Inventory rating32.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length96 ft (29.3 m)
Longest span24 ft (7.3 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic357 (2022)
Projected traffic481 by 2042
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedNone recorded
Estimated improvement cost$838,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Al 175 over Welch Branch built?

It was built in 1974, making it 51 years old in 2025.

What condition is Al 175 over Welch 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 March 2023.

How much traffic does Al 175 over Welch Branch carry?

About 357 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is Al 175 over Welch Branch?

The structure is 96 ft (29.3 m) long with a longest span of 24 ft (7.3 m) and a deck 30 ft wide.

Who owns Al 175 over Welch Branch?

It is owned by the State Highway Agency.