US Bridges

CR 846 - a over Drainage Ditch

Fair

Craighead County, Arkansas · 0.5 MI East of Mangrum · Structure no. 000000000023152

Built
2005
20 years old
Condition
Fair
inspected August 2023
Type
Channel Beam
Concrete
Length
60 ft
2 main spans
Daily traffic
56
2018 count
Owner
County
County Highway Agency

About this bridge

CR 846 - a over Drainage Ditch is a concrete channel beam carrying CR 846 - a over Drainage Ditch in Craighead County, Arkansas. It was built in 2005, so it is 20 years old, younger than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 56 vehicles a day, roughly 1% of them trucks, projected to reach 67 by 2007. The structure is 60 ft (18.3 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 846 - a
CrossesDrainage Ditch
Location0.5 MI East of Mangrum
RouteCounty Highway 846
Coordinates35.78826, -90.34951
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56 (2018)
Projected traffic67 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 846 - a over Drainage Ditch built?

It was built in 2005, making it 20 years old in 2025.

What condition is CR 846 - a over Drainage Ditch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does CR 846 - a over Drainage Ditch carry?

About 56 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is CR 846 - a over Drainage Ditch?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 31 ft wide.

Who owns CR 846 - a over Drainage Ditch?

It is owned by the County Highway Agency.