US Bridges

I-49 SB Lns over US 412-SEC 2

Fair

Washington County, Arkansas · 4.9 N Int I-49 & SH 71B · Structure no. 0000000000A5922

Built
1984
41 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
210 ft
3 main spans
Daily traffic
34,995
2018 count
Owner
State
State Highway Agency

About this bridge

I-49 SB Lns over US 412-SEC 2 is a steel continuous stringer/multi-beam or girder carrying I-49 SB Lns over US 412-SEC 2 in Washington County, Arkansas. It was built in 1984, so it is 41 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 6 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 34,995 vehicles a day, roughly 11% of them trucks, projected to reach 54,000 by 2033. The structure is 210 ft (64 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-49 SB Lns
CrossesUS 412-SEC 2
Location4.9 N Int I-49 & SH 71B
RouteInterstate 49
CountyWashington County
StateArkansas
Coordinates36.17508, -94.18635
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31 US tons
Inventory rating24 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span104 ft (31.7 m)
Deck width65 ft (19.8 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,995 (2018)
Projected traffic54,000 by 2033
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-49 SB Lns over US 412-SEC 2 built?

It was built in 1984, making it 41 years old in 2025.

What condition is I-49 SB Lns over US 412-SEC 2 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 December 2023.

How much traffic does I-49 SB Lns over US 412-SEC 2 carry?

About 34,995 vehicles per day (2018 count), of which roughly 11% are trucks.

How long is I-49 SB Lns over US 412-SEC 2?

The structure is 210 ft (64 m) long with a longest span of 104 ft (31.7 m) and a deck 65 ft wide.

Who owns I-49 SB Lns over US 412-SEC 2?

It is owned by the State Highway Agency.