US Bridges

49 over 71 B

Good

Benton County, Arkansas · 49 and 71 Interchange · Structure no. 000000000007281

Built
2021
4 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
296 ft
1 main span
Daily traffic
5,500
2019 count
Owner
State
State Highway Agency

About this bridge

49 over 71 B is a steel continuous stringer/multi-beam or girder carrying 49 over 71 B in Benton County, Arkansas. It was built in 2021, so it is 4 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 5,500 vehicles a day, roughly 17% of them trucks, projected to reach 6,600 by 2039. The structure is 296 ft (90.2 m) long and 94 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries49
Crosses71 B
Location49 and 71 Interchange
RouteInterstate 49
Coordinates36.41444, -94.22134
Functional classRural Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39 US tons
Inventory rating30 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length296 ft (90.2 m)
Longest span296 ft (90.2 m)
Deck width94 ft (28.7 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic5,500 (2019)
Projected traffic6,600 by 2039
Trucks17%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 49 over 71 B built?

It was built in 2021, making it 4 years old in 2025.

What condition is 49 over 71 B 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 August 2023.

How much traffic does 49 over 71 B carry?

About 5,500 vehicles per day (2019 count), of which roughly 17% are trucks.

How long is 49 over 71 B?

The structure is 296 ft (90.2 m) long with a longest span of 296 ft (90.2 m) and a deck 94 ft wide.

Who owns 49 over 71 B?

It is owned by the State Highway Agency.