US Bridges

I 49 S.& N.B-20.47 over Mill Creek

Good

Miller County, Arkansas · 2.18 MI.SO.JCT.26N& I 49 · Structure no. 0000000000X1127

Built
2002
23 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
40 ft
4 main spans
Daily traffic
9,200
2018 count
Owner
State
State Highway Agency

About this bridge

I 49 S.& N.B-20.47 over Mill Creek is a concrete culvert carrying I 49 S.& N.B-20.47 over Mill Creek in Miller County, Arkansas. It was built in 2002, so it is 23 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 9,200 vehicles a day, roughly 33% of them trucks, projected to reach 12,000 by 2038. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 49 S.& N.B-20.47
CrossesMill Creek
Location2.18 MI.SO.JCT.26N& I 49
RouteInterstate 49
Coordinates33.29261, -93.9214
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 20
Structure length40 ft (12.2 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,200 (2018)
Projected traffic12,000 by 2038
Trucks33%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I 49 S.& N.B-20.47 over Mill Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is I 49 S.& N.B-20.47 over Mill Creek 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 2024.

How much traffic does I 49 S.& N.B-20.47 over Mill Creek carry?

About 9,200 vehicles per day (2018 count), of which roughly 33% are trucks.

How long is I 49 S.& N.B-20.47 over Mill Creek?

The structure is 40 ft (12.2 m) long with a longest span of 9 ft (2.7 m).

Who owns I 49 S.& N.B-20.47 over Mill Creek?

It is owned by the State Highway Agency.