US Bridges

Commercial Street over North Fork Mud Creek

FairPosted for load

Cullman County, Alabama · 0.6 MI East of US HWY 31 · Structure no. 021728

Built
1950
75 years old, rebuilt 1986
Condition
Fair
inspected January 2025
Type
Tee Beam
Concrete
Length
20 ft
1 main span
Daily traffic
1,100
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Commercial Street over North Fork Mud Creek is a concrete tee beam carrying Commercial Street over North Fork Mud Creek in Cullman County, Alabama. It was built in 1950 and reconstructed in 1986, so it is 75 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,100 vehicles a day, roughly 5% of them trucks, projected to reach 1,769 by 2045. The structure is 20 ft (6.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCommercial Street
CrossesNorth Fork Mud Creek
Location0.6 MI East of US HWY 31
RouteCity Street 0
StateAlabama
Coordinates34.06195, -86.75806
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating20 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length20 ft (6.2 m)
Longest span17 ft (5.2 m)
Deck width32 ft (9.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2021)
Projected traffic1,769 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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$296,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Commercial Street over North Fork Mud Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1986.

What condition is Commercial Street over North Fork Mud 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 January 2025.

How much traffic does Commercial Street over North Fork Mud Creek carry?

About 1,100 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Commercial Street over North Fork Mud Creek?

The structure is 20 ft (6.2 m) long with a longest span of 17 ft (5.2 m) and a deck 32 ft wide.

Who owns Commercial Street over North Fork Mud Creek?

It is owned by the City or Municipal Highway Agency.