US Bridges

CR 505 Benton over Branch

Fair

Benton County, Arkansas · 4 M NW Decatur · Structure no. 000000000023723

Built
2014
11 years old
Condition
Fair
inspected July 2024
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
384
2018 count
Owner
County
County Highway Agency

About this bridge

CR 505 Benton over Branch is a concrete channel beam carrying CR 505 Benton over Branch in Benton County, Arkansas. It was built in 2014, so it is 11 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 5 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 384 vehicles a day, roughly 1% of them trucks, projected to reach 75 by 2027. The structure is 31 ft (9.4 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 505 Benton
CrossesBranch
Location4 M NW Decatur
RouteCounty Highway 505
CountyBenton County
StateArkansas
Coordinates36.36962, -94.53279
Functional classRural Major Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span30 ft (9 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic384 (2018)
Projected traffic75 by 2027
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 505 Benton over Branch built?

It was built in 2014, making it 11 years old in 2025.

What condition is CR 505 Benton over Branch 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 July 2024.

How much traffic does CR 505 Benton over Branch carry?

About 384 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is CR 505 Benton over Branch?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9 m) and a deck 29 ft wide.

Who owns CR 505 Benton over Branch?

It is owned by the County Highway Agency.