US Bridges

SH 340 Benton 2 over Tanyard Creek

Good

Benton County, Arkansas · .4 MI SW JCT SH 340-US 71 · Structure no. 000000000007480

Built
2023
2 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
121 ft
3 main spans
Daily traffic
12,000
2020 count
Owner
State
State Highway Agency

About this bridge

SH 340 Benton 2 over Tanyard Creek is a steel continuous stringer/multi-beam or girder carrying SH 340 Benton 2 over Tanyard Creek in Benton County, Arkansas. It was built in 2023, so it is 2 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,000 vehicles a day, roughly 5% of them trucks, projected to reach 14,400 by 2040. The structure is 121 ft (36.9 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSH 340 Benton 2
CrossesTanyard Creek
Location.4 MI SW JCT SH 340-US 71
RouteState Highway 340
Coordinates36.47661, -94.25417
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating57 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length121 ft (36.9 m)
Longest span46 ft (14 m)
Deck width46 ft (13.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2020)
Projected traffic14,400 by 2040
Trucks5%
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

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 340 Benton 2 over Tanyard Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is SH 340 Benton 2 over Tanyard Creek 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 September 2023.

How much traffic does SH 340 Benton 2 over Tanyard Creek carry?

About 12,000 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is SH 340 Benton 2 over Tanyard Creek?

The structure is 121 ft (36.9 m) long with a longest span of 46 ft (14 m) and a deck 46 ft wide.

Who owns SH 340 Benton 2 over Tanyard Creek?

It is owned by the State Highway Agency.