US Bridges

I-30 EB LNS-29.23 over Kaimichi RR

Fair

Hempstead County, Arkansas · .76 MI SW of SH 278 JCT · Structure no. 0000000000B5045

Built
1967
58 years old, rebuilt 1996
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
427 ft
7 main spans
Daily traffic
12,500
2018 count
Owner
State
State Highway Agency

About this bridge

I-30 EB LNS-29.23 over Kaimichi RR is a steel stringer/multi-beam or girder carrying I-30 EB LNS-29.23 over Kaimichi RR in Hempstead County, Arkansas. It was built in 1967 and reconstructed in 1996, so it is 58 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 12,500 vehicles a day, roughly 1% of them trucks, projected to reach 15,910 by 2027. The structure is 427 ft (130.3 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-30 EB LNS-29.23
CrossesKaimichi RR
Location.76 MI SW of SH 278 JCT
RouteInterstate 30
CountyHempstead County
StateArkansas
Coordinates33.67447, -93.62044
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 spans7
Design loadHS 20
Structure length427 ft (130.3 m)
Longest span68 ft (20.7 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2018)
Projected traffic15,910 by 2027
Trucks1%
Lanes on structure2
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$962,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-30 EB LNS-29.23 over Kaimichi RR built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1996.

What condition is I-30 EB LNS-29.23 over Kaimichi 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 January 2025.

How much traffic does I-30 EB LNS-29.23 over Kaimichi RR carry?

About 12,500 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is I-30 EB LNS-29.23 over Kaimichi RR?

The structure is 427 ft (130.3 m) long with a longest span of 68 ft (20.7 m) and a deck 43 ft wide.

Who owns I-30 EB LNS-29.23 over Kaimichi RR?

It is owned by the State Highway Agency.