US Bridges

I 540-SEC 1 SB LN over US 71-SEC 14 RR

Fair

Sebastian County, Arkansas · JCT I540 & US 71 · Structure no. 0000000000A5102

Built
1975
50 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
347 ft
5 main spans
Daily traffic
18,387
2017 count
Owner
State
State Highway Agency

About this bridge

I 540-SEC 1 SB LN over US 71-SEC 14 RR is a steel stringer/multi-beam or girder carrying I 540-SEC 1 SB LN over US 71-SEC 14 RR in Sebastian County, Arkansas. It was built in 1975, so it is 50 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 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 18,387 vehicles a day, roughly 1% of them trucks, projected to reach 21,745 by 2028. The structure is 347 ft (105.8 m) long and 44 ft wide.

CarriesI 540-SEC 1 SB LN
CrossesUS 71-SEC 14 RR
LocationJCT I540 & US 71
RouteInterstate 540
Coordinates35.3123, -94.39923
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length347 ft (105.8 m)
Longest span78 ft (23.8 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,387 (2017)
Projected traffic21,745 by 2028
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 540-SEC 1 SB LN over US 71-SEC 14 RR built?

It was built in 1975, making it 50 years old in 2025.

What condition is I 540-SEC 1 SB LN over US 71-SEC 14 RR 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 October 2024.

How much traffic does I 540-SEC 1 SB LN over US 71-SEC 14 RR carry?

About 18,387 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is I 540-SEC 1 SB LN over US 71-SEC 14 RR?

The structure is 347 ft (105.8 m) long with a longest span of 78 ft (23.8 m) and a deck 44 ft wide.

Who owns I 540-SEC 1 SB LN over US 71-SEC 14 RR?

It is owned by the State Highway Agency.