US Bridges

I-30 WBS-14LM71.2 over Little Deciper

Good

Clark County, Arkansas · 1.25 MI W JCT SH 51 & 8 · Structure no. 0000000000A3691

Built
1965
60 years old
Condition
Good
inspected December 2021
Type
Slab
Concrete
Length
112 ft
4 main spans
Daily traffic
14,500
2018 count
Owner
State
State Highway Agency

About this bridge

I-30 WBS-14LM71.2 over Little Deciper is a concrete slab carrying I-30 WBS-14LM71.2 over Little Deciper in Clark County, Arkansas. It was built in 1965, so it is 60 years old, older 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 14,500 vehicles a day, roughly 50% of them trucks, projected to reach 18,704 by 2028. The structure is 112 ft (34.1 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-30 WBS-14LM71.2
CrossesLittle Deciper
Location1.25 MI W JCT SH 51 & 8
RouteInterstate 30
Coordinates34.09824, -93.10482
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2021
Inspection intervalevery 48 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

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length112 ft (34.1 m)
Longest span28 ft (8.5 m)
Deck width45 ft (13.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,500 (2018)
Projected traffic18,704 by 2028
Trucks50%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-30 WBS-14LM71.2 over Little Deciper built?

It was built in 1965, making it 60 years old in 2025.

What condition is I-30 WBS-14LM71.2 over Little Deciper 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 December 2021.

How much traffic does I-30 WBS-14LM71.2 over Little Deciper carry?

About 14,500 vehicles per day (2018 count), of which roughly 50% are trucks.

How long is I-30 WBS-14LM71.2 over Little Deciper?

The structure is 112 ft (34.1 m) long with a longest span of 28 ft (8.5 m) and a deck 45 ft wide.

Who owns I-30 WBS-14LM71.2 over Little Deciper?

It is owned by the State Highway Agency.