US Bridges

I 49 -1- 38.27 over Mckinney Bayou

Good

Miller County, Arkansas · 1.61 Miles N of I-30 · Structure no. 0000000000B7091

Built
2009
16 years old
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
462 ft
6 main spans
Daily traffic
1,100
2018 count
Owner
State
State Highway Agency

About this bridge

I 49 -1- 38.27 over Mckinney Bayou is a prestressed concrete stringer/multi-beam or girder carrying I 49 -1- 38.27 over Mckinney Bayou in Miller County, Arkansas. It was built in 2009, so it is 16 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 1,100 vehicles a day, roughly 20% of them trucks, projected to reach 9,665 by 2026. The structure is 462 ft (140.8 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesI 49 -1- 38.27
CrossesMckinney Bayou
Location1.61 Miles N of I-30
RouteInterstate 49
CountyMiller County
StateArkansas
Coordinates33.5028, -93.98934
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length462 ft (140.8 m)
Longest span77 ft (23.5 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic1,100 (2018)
Projected traffic9,665 by 2026
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 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 -1- 38.27 over Mckinney Bayou built?

It was built in 2009, making it 16 years old in 2025.

What condition is I 49 -1- 38.27 over Mckinney 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 December 2022.

How much traffic does I 49 -1- 38.27 over Mckinney Bayou carry?

About 1,100 vehicles per day (2018 count), of which roughly 20% are trucks.

How long is I 49 -1- 38.27 over Mckinney Bayou?

The structure is 462 ft (140.8 m) long with a longest span of 77 ft (23.5 m) and a deck 43 ft wide.

Who owns I 49 -1- 38.27 over Mckinney Bayou?

It is owned by the State Highway Agency.