US Bridges

I49 NB Lanes-Wash over Boyd Hollow Access Road

Fair

Washington County, Arkansas · 3.95 MI S. SH 170 · Structure no. 0000000000B6485

Built
1997
28 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
782 ft
6 main spans
Daily traffic
19,500
2018 count
Owner
State
State Highway Agency

About this bridge

I49 NB Lanes-Wash over Boyd Hollow Access Road is a steel continuous stringer/multi-beam or girder carrying I49 NB Lanes-Wash over Boyd Hollow Access Road in Washington County, Arkansas. It was built in 1997, so it is 28 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 19,500 vehicles a day, roughly 1% of them trucks, projected to reach 11,252 by 2028. The structure is 782 ft (238.4 m) long and 43 ft wide.

Location

Open in Google Maps
CarriesI49 NB Lanes-Wash
CrossesBoyd Hollow Access Road
Location3.95 MI S. SH 170
RouteInterstate 49
CountyWashington County
StateArkansas
Coordinates35.87073, -94.17737
Functional classRural Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length782 ft (238.4 m)
Longest span130 ft (39.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,500 (2018)
Projected traffic11,252 by 2028
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
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 I49 NB Lanes-Wash over Boyd Hollow Access Road built?

It was built in 1997, making it 28 years old in 2025.

What condition is I49 NB Lanes-Wash over Boyd Hollow Access Road 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 August 2024.

How much traffic does I49 NB Lanes-Wash over Boyd Hollow Access Road carry?

About 19,500 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is I49 NB Lanes-Wash over Boyd Hollow Access Road?

The structure is 782 ft (238.4 m) long with a longest span of 130 ft (39.6 m) and a deck 43 ft wide.

Who owns I49 NB Lanes-Wash over Boyd Hollow Access Road?

It is owned by the State Highway Agency.