US Bridges

I-49- 21-4.34 SB over East Fork Kelly Bayou

Good

Miller County, Arkansas · 0.11 MI N of JCT US 71 · Structure no. 0000000000A7125

Built
2014
11 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
400 ft
4 main spans
Daily traffic
3,000
2018 count
Owner
State
State Highway Agency

About this bridge

I-49- 21-4.34 SB over East Fork Kelly Bayou is a prestressed concrete stringer/multi-beam or girder carrying I-49- 21-4.34 SB over East Fork Kelly Bayou in Miller County, Arkansas. It was built in 2014, so it is 11 years old, younger than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,000 vehicles a day, roughly 31% of them trucks, projected to reach 14,200 by 2030. The structure is 400 ft (121.9 m) long and 44 ft wide.

CarriesI-49- 21-4.34 SB
CrossesEast Fork Kelly Bayou
Location0.11 MI N of JCT US 71
RouteInterstate 49
Coordinates33.08095, -93.89967
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length400 ft (121.9 m)
Longest span100 ft (30.5 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2018)
Projected traffic14,200 by 2030
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-49- 21-4.34 SB over East Fork Kelly Bayou built?

It was built in 2014, making it 11 years old in 2025.

What condition is I-49- 21-4.34 SB over East Fork Kelly Bayou in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2022.

How much traffic does I-49- 21-4.34 SB over East Fork Kelly Bayou carry?

About 3,000 vehicles per day (2018 count), of which roughly 31% are trucks.

How long is I-49- 21-4.34 SB over East Fork Kelly Bayou?

The structure is 400 ft (121.9 m) long with a longest span of 100 ft (30.5 m) and a deck 44 ft wide.

Who owns I-49- 21-4.34 SB over East Fork Kelly Bayou?

It is owned by the State Highway Agency.