US Bridges

CR 321 - D over Cache River Ditch # 1

Good

Clay County, Arkansas · 2.34 MI NE of Mcdougal · Structure no. 000000000004889

Built
2006
19 years old
Condition
Good
inspected June 2022
Type
Channel Beam
Concrete
Length
116 ft
5 main spans
Daily traffic
129
2018 count
Owner
County
County Highway Agency

About this bridge

CR 321 - D over Cache River Ditch # 1 is a concrete channel beam carrying CR 321 - D over Cache River Ditch # 1 in Clay County, Arkansas. It was built in 2006, so it is 19 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 129 vehicles a day, roughly 1% of them trucks, projected to reach 121 by 2026. The structure is 116 ft (35.5 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCR 321 - D
CrossesCache River Ditch # 1
Location2.34 MI NE of Mcdougal
RouteCounty Highway 321
Coordinates36.45962, -90.35733
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length116 ft (35.5 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic129 (2018)
Projected traffic121 by 2026
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 321 - D over Cache River Ditch # 1 built?

It was built in 2006, making it 19 years old in 2025.

What condition is CR 321 - D over Cache River Ditch # 1 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 2022.

How much traffic does CR 321 - D over Cache River Ditch # 1 carry?

About 129 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is CR 321 - D over Cache River Ditch # 1?

The structure is 116 ft (35.5 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns CR 321 - D over Cache River Ditch # 1?

It is owned by the County Highway Agency.