US Bridges

I-540 EB Lns over Ft Smith Railroad Seb CO

Fair

Sebastian County, Arkansas · 0.49 MI So of SH 45 · Structure no. 0000000000B5100

Built
1969
56 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
155 ft
3 main spans
Daily traffic
23,795
2017 count
Owner
State
State Highway Agency

About this bridge

I-540 EB Lns over Ft Smith Railroad Seb CO is a steel stringer/multi-beam or girder carrying I-540 EB Lns over Ft Smith Railroad Seb CO in Sebastian County, Arkansas. It was built in 1969, so it is 56 years old, older than the Arkansas average of 45.1 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 23,795 vehicles a day, roughly 7% of them trucks, projected to reach 34,924 by 2028. The structure is 155 ft (47.2 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-540 EB Lns
CrossesFt Smith Railroad Seb CO
Location0.49 MI So of SH 45
RouteInterstate 540
Coordinates35.33075, -94.39438
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length155 ft (47.2 m)
Longest span53 ft (16.2 m)
Deck width52 ft (15.8 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,795 (2017)
Projected traffic34,924 by 2028
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-540 EB Lns over Ft Smith Railroad Seb CO built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-540 EB Lns over Ft Smith Railroad Seb CO 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 September 2024.

How much traffic does I-540 EB Lns over Ft Smith Railroad Seb CO carry?

About 23,795 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is I-540 EB Lns over Ft Smith Railroad Seb CO?

The structure is 155 ft (47.2 m) long with a longest span of 53 ft (16.2 m) and a deck 52 ft wide.

Who owns I-540 EB Lns over Ft Smith Railroad Seb CO?

It is owned by the State Highway Agency.