US Bridges

SH 18-04- Lm 7.71 over Little Bay Ditch

Good

Craighead County, Arkansas · 3.8 MI E of Jonesboro · Structure no. 0000000000X1212

Built
2004
21 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
90 ft
7 main spans
Daily traffic
14,150
2018 count
Owner
State
State Highway Agency

About this bridge

SH 18-04- Lm 7.71 over Little Bay Ditch is a concrete culvert carrying SH 18-04- Lm 7.71 over Little Bay Ditch in Craighead County, Arkansas. It was built in 2004, so it is 21 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 14,150 vehicles a day, roughly 9% of them trucks, projected to reach 13,688 by 2027. The structure is 90 ft (27.4 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSH 18-04- Lm 7.71
CrossesLittle Bay Ditch
Location3.8 MI E of Jonesboro
RouteState Highway 18
Coordinates35.82161, -90.58772
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: 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 typeCulvert
MaterialConcrete
DeckNot applicable
Main spans7
Design loadH 20
Structure length90 ft (27.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,150 (2018)
Projected traffic13,688 by 2027
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 18-04- Lm 7.71 over Little Bay Ditch built?

It was built in 2004, making it 21 years old in 2025.

What condition is SH 18-04- Lm 7.71 over Little Bay Ditch 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 July 2024.

How much traffic does SH 18-04- Lm 7.71 over Little Bay Ditch carry?

About 14,150 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is SH 18-04- Lm 7.71 over Little Bay Ditch?

The structure is 90 ft (27.4 m) long with a longest span of 12 ft (3.7 m).

Who owns SH 18-04- Lm 7.71 over Little Bay Ditch?

It is owned by the State Highway Agency.