US Bridges

CR 484-BENTON Co. over KCS Railroad

FairPosted for load

Benton County, Arkansas · .75 MI West of Gentry · Structure no. 000000000020298

Built
1975
50 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
110
2018 count
Owner
County
County Highway Agency

About this bridge

CR 484-BENTON Co. over KCS Railroad is a concrete channel beam carrying CR 484-BENTON Co. over KCS Railroad in Benton County, Arkansas. It was built in 1975, so it is 50 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 110 vehicles a day, roughly 1% of them trucks, projected to reach 280 by 2030. The structure is 31 ft (9.4 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCR 484-BENTON Co.
CrossesKCS Railroad
Location.75 MI West of Gentry
RouteCounty Highway 484
CountyBenton County
StateArkansas
Coordinates36.25349, -94.50741
Functional classUrban 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating34 US tons
Inventory rating21.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span28 ft (8.5 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2018)
Projected traffic280 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 484-BENTON Co. over KCS Railroad built?

It was built in 1975, making it 50 years old in 2025.

What condition is CR 484-BENTON Co. over KCS Railroad 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 October 2024.

How much traffic does CR 484-BENTON Co. over KCS Railroad carry?

About 110 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is CR 484-BENTON Co. over KCS Railroad?

The structure is 31 ft (9.4 m) long with a longest span of 28 ft (8.5 m) and a deck 29 ft wide.

Who owns CR 484-BENTON Co. over KCS Railroad?

It is owned by the County Highway Agency.