US Bridges

SR 144 over Atn Railroad

Fair

Calhoun County, Alabama · 1.6 MI East JCT SR 77 · Structure no. 009741

Built
1968
57 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
190 ft
1 main span
Daily traffic
3,697
2023 count
Owner
State
State Highway Agency

About this bridge

SR 144 over Atn Railroad is a steel stringer/multi-beam or girder carrying SR 144 over Atn Railroad in Calhoun County, Alabama. It was built in 1968, so it is 57 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.

It carries about 3,697 vehicles a day, roughly 5% of them trucks, projected to reach 5,176 by 2043. The structure is 190 ft (57.9 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR 144
CrossesAtn Railroad
Location1.6 MI East JCT SR 77
RouteState Highway 144
CountyCalhoun County
StateAlabama
Coordinates33.78203, -86.00836
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.8 US tons
Inventory rating30.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span70 ft (21.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,697 (2023)
Projected traffic5,176 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 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$1.5 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 144 over Atn Railroad built?

It was built in 1968, making it 57 years old in 2025.

What condition is SR 144 over Atn Railroad 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 June 2024.

How much traffic does SR 144 over Atn Railroad carry?

About 3,697 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 144 over Atn Railroad?

The structure is 190 ft (57.9 m) long with a longest span of 70 ft (21.3 m) and a deck 31 ft wide.

Who owns SR 144 over Atn Railroad?

It is owned by the State Highway Agency.