US Bridges

US 331 over Scl Railroad

Fair

Montgomery County, Alabama · 7.4MI.S.SOU.BYPASS · Structure no. 018463

Built
2004
21 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
350 ft
3 main spans
Daily traffic
2,655
2013 count
Owner
State
State Highway Agency

About this bridge

US 331 over Scl Railroad is a steel continuous stringer/multi-beam or girder carrying US 331 over Scl Railroad in Montgomery County, Alabama. It was built in 2004, so it is 21 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 2,655 vehicles a day, roughly 15% of them trucks, projected to reach 3,619 by 2033. The structure is 350 ft (106.6 m) long and 43 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesUS 331
CrossesScl Railroad
Location7.4MI.S.SOU.BYPASS
RouteU.S. Route 331
CountyMontgomery County
StateAlabama
Coordinates32.21737, -86.29307
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating66.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length350 ft (106.6 m)
Longest span135 ft (41 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,655 (2013)
Projected traffic3,619 by 2033
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed14.3 mi (23 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$3.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 331 over Scl Railroad built?

It was built in 2004, making it 21 years old in 2025.

What condition is US 331 over Scl 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 US 331 over Scl Railroad carry?

About 2,655 vehicles per day (2013 count), of which roughly 15% are trucks.

How long is US 331 over Scl Railroad?

The structure is 350 ft (106.6 m) long with a longest span of 135 ft (41 m) and a deck 43 ft wide.

Who owns US 331 over Scl Railroad?

It is owned by the State Highway Agency.