US Bridges

I-530 NB Lm 45.59 over Outlet Canal

Good

Jefferson County, Arkansas · 0.8 MI SW SE Intchange-Pb · Structure no. 0000000000A6272

Built
1997
28 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
8,500
2018 count
Owner
State
State Highway Agency

About this bridge

I-530 NB Lm 45.59 over Outlet Canal is a prestressed concrete continuous stringer/multi-beam or girder carrying I-530 NB Lm 45.59 over Outlet Canal in Jefferson 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 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 8,500 vehicles a day, roughly 1% of them trucks, projected to reach 11,400 by 2028. The structure is 142 ft (43.4 m) long and 43 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesI-530 NB Lm 45.59
CrossesOutlet Canal
Location0.8 MI SW SE Intchange-Pb
RouteInterstate 530
Coordinates34.19352, -91.97774
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.4 m)
Longest span47 ft (14.3 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,500 (2018)
Projected traffic11,400 by 2028
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 I-530 NB Lm 45.59 over Outlet Canal built?

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

What condition is I-530 NB Lm 45.59 over Outlet Canal 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 2025.

How much traffic does I-530 NB Lm 45.59 over Outlet Canal carry?

About 8,500 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is I-530 NB Lm 45.59 over Outlet Canal?

The structure is 142 ft (43.4 m) long with a longest span of 47 ft (14.3 m) and a deck 43 ft wide.

Who owns I-530 NB Lm 45.59 over Outlet Canal?

It is owned by the State Highway Agency.