US Bridges

I-555-03NB-LM40.29 over Union Pacific R/R

Fair

Craighead County, Arkansas · 2.26 MI E JCT SH 1 · Structure no. 0000000000B5203

Built
1970
55 years old
Condition
Fair
inspected June 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
234 ft
3 main spans
Daily traffic
10,243
2018 count
Owner
State
State Highway Agency

About this bridge

I-555-03NB-LM40.29 over Union Pacific R/R is a steel stringer/multi-beam or girder carrying I-555-03NB-LM40.29 over Union Pacific R/R in Craighead County, Arkansas. It was built in 1970, so it is 55 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 10,243 vehicles a day, roughly 12% of them trucks, projected to reach 47,600 by 2038. The structure is 234 ft (71.2 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-555-03NB-LM40.29
CrossesUnion Pacific R/R
Location2.26 MI E JCT SH 1
RouteInterstate 555
CountyCraighead County
StateArkansas
Coordinates35.80711, -90.65749
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to 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
Structure length234 ft (71.2 m)
Longest span77 ft (23.5 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,243 (2018)
Projected traffic47,600 by 2038
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 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-555-03NB-LM40.29 over Union Pacific R/R built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-555-03NB-LM40.29 over Union Pacific R/R 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 2022.

How much traffic does I-555-03NB-LM40.29 over Union Pacific R/R carry?

About 10,243 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is I-555-03NB-LM40.29 over Union Pacific R/R?

The structure is 234 ft (71.2 m) long with a longest span of 77 ft (23.5 m) and a deck 42 ft wide.

Who owns I-555-03NB-LM40.29 over Union Pacific R/R?

It is owned by the State Highway Agency.