US Bridges

SH 12 Benton 1 over Ditch

Good

Benton County, Arkansas · 2.03 MI E JCT of US 62 · Structure no. 0000000000M0361

Built
1964
61 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
13,000
2018 count
Owner
State
State Highway Agency

About this bridge

SH 12 Benton 1 over Ditch is a concrete culvert carrying SH 12 Benton 1 over Ditch in Benton County, Arkansas. It was built in 1964, so it is 61 years old, older 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 13,000 vehicles a day, roughly 2% of them trucks, projected to reach 18,334 by 2028. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSH 12 Benton 1
CrossesDitch
Location2.03 MI E JCT of US 62
RouteState Highway 12
Coordinates36.34398, -94.08705
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29 US tons
Inventory rating18 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2018)
Projected traffic18,334 by 2028
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SH 12 Benton 1 over Ditch built?

It was built in 1964, making it 61 years old in 2025.

What condition is SH 12 Benton 1 over Ditch 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 February 2024.

How much traffic does SH 12 Benton 1 over Ditch carry?

About 13,000 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is SH 12 Benton 1 over Ditch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns SH 12 Benton 1 over Ditch?

It is owned by the State Highway Agency.