US Bridges

Calhounco RD5 Z-B over Locust Bayou

Fair

Calhoun County, Arkansas · 0.5 MI N HWY 278 · Structure no. 000000000023528

Built
2011
14 years old
Condition
Fair
inspected January 2024
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
127
2018 count
Owner
County
County Highway Agency

About this bridge

Calhounco RD5 Z-B over Locust Bayou is a concrete channel beam carrying Calhounco RD5 Z-B over Locust Bayou in Calhoun County, Arkansas. It was built in 2011, so it is 14 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 127 vehicles a day, roughly 1% of them trucks, projected to reach 29 by 2007. The structure is 57 ft (17.4 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCalhounco RD5 Z-B
CrossesLocust Bayou
Location0.5 MI N HWY 278
RouteCounty Highway 5
CountyCalhoun County
StateArkansas
Coordinates33.56382, -92.66448
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.7 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic127 (2018)
Projected traffic29 by 2007
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Calhounco RD5 Z-B over Locust Bayou built?

It was built in 2011, making it 14 years old in 2025.

What condition is Calhounco RD5 Z-B over Locust Bayou 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 January 2024.

How much traffic does Calhounco RD5 Z-B over Locust Bayou carry?

About 127 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Calhounco RD5 Z-B over Locust Bayou?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Calhounco RD5 Z-B over Locust Bayou?

It is owned by the County Highway Agency.