US Bridges

US 431 over CSX Railroad

Fair

Lee County, Alabama · 0.5 MI N JCT US 29 · Structure no. 013558

Built
1985
40 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
273 ft
3 main spans
Daily traffic
11,480
2013 count
Owner
State
State Highway Agency

About this bridge

US 431 over CSX Railroad is a steel continuous stringer/multi-beam or girder carrying US 431 over CSX Railroad in Lee County, Alabama. It was built in 1985, so it is 40 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 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 11,480 vehicles a day, roughly 7% of them trucks, projected to reach 14,864 by 2033. The structure is 273 ft (83.2 m) long and 59 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesUS 431
CrossesCSX Railroad
Location0.5 MI N JCT US 29
RouteU.S. Route 431
CountyLee County
StateAlabama
Coordinates32.67253, -85.37039
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating81 US tons
Inventory rating48.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length273 ft (83.2 m)
Longest span115 ft (35.1 m)
Deck width59 ft (17.9 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,480 (2013)
Projected traffic14,864 by 2033
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 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$4.1 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 431 over CSX Railroad built?

It was built in 1985, making it 40 years old in 2025.

What condition is US 431 over CSX 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 2023.

How much traffic does US 431 over CSX Railroad carry?

About 11,480 vehicles per day (2013 count), of which roughly 7% are trucks.

How long is US 431 over CSX Railroad?

The structure is 273 ft (83.2 m) long with a longest span of 115 ft (35.1 m) and a deck 59 ft wide.

Who owns US 431 over CSX Railroad?

It is owned by the State Highway Agency.