US Bridges

CR N471 - D over Ditch No. 40

Good

Mississippi County, Arkansas · 6.45 MI S of Dell · Structure no. 000000000022768

Built
2003
22 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
56 ft
1 main span
Daily traffic
28
1987 count
Owner
County
County Highway Agency

About this bridge

CR N471 - D over Ditch No. 40 is a steel stringer/multi-beam or girder carrying CR N471 - D over Ditch No. 40 in Mississippi County, Arkansas. It was built in 2003, so it is 22 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 28 vehicles a day, roughly 1% of them trucks, projected to reach 34 by 2007. The structure is 56 ft (17 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR N471 - D
CrossesDitch No. 40
Location6.45 MI S of Dell
RouteCounty Highway 0N471
CountyMississippi County
StateArkansas
Coordinates35.76372, -90.03541
Functional classRural Local

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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length56 ft (17 m)
Longest span55 ft (16.7 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic28 (1987)
Projected traffic34 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR N471 - D over Ditch No. 40 built?

It was built in 2003, making it 22 years old in 2025.

What condition is CR N471 - D over Ditch No. 40 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 June 2023.

How much traffic does CR N471 - D over Ditch No. 40 carry?

About 28 vehicles per day (1987 count), of which roughly 1% are trucks.

How long is CR N471 - D over Ditch No. 40?

The structure is 56 ft (17 m) long with a longest span of 55 ft (16.7 m) and a deck 20 ft wide.

Who owns CR N471 - D over Ditch No. 40?

It is owned by the County Highway Agency.