US Bridges

I-55NB-12-LM 48.29 over SH 140-SEC 2

Fair

Mississippi County, Arkansas · JCT of I40 & I55 · Structure no. 0000000000B3289

Built
1962
63 years old, rebuilt 1988
Condition
Fair
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
187 ft
3 main spans
Daily traffic
9,500
2018 count
Owner
State
State Highway Agency

About this bridge

I-55NB-12-LM 48.29 over SH 140-SEC 2 is a steel stringer/multi-beam or girder carrying I-55NB-12-LM 48.29 over SH 140-SEC 2 in Mississippi County, Arkansas. It was built in 1962 and reconstructed in 1988, so it is 63 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 9,500 vehicles a day, roughly 46% of them trucks, projected to reach 25,100 by 2038. The structure is 187 ft (57 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-55NB-12-LM 48.29
CrossesSH 140-SEC 2
LocationJCT of I40 & I55
RouteInterstate 55
CountyMississippi County
StateArkansas
Coordinates35.698, -90.05007
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length187 ft (57 m)
Longest span84 ft (25.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,500 (2018)
Projected traffic25,100 by 2038
Trucks46%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-55NB-12-LM 48.29 over SH 140-SEC 2 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1988.

What condition is I-55NB-12-LM 48.29 over SH 140-SEC 2 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 2022.

How much traffic does I-55NB-12-LM 48.29 over SH 140-SEC 2 carry?

About 9,500 vehicles per day (2018 count), of which roughly 46% are trucks.

How long is I-55NB-12-LM 48.29 over SH 140-SEC 2?

The structure is 187 ft (57 m) long with a longest span of 84 ft (25.6 m) and a deck 43 ft wide.

Who owns I-55NB-12-LM 48.29 over SH 140-SEC 2?

It is owned by the State Highway Agency.