US Bridges

HWY 1 over Big Slough Ditch Branch

Good

Clay County, Arkansas · 2 Miles E of Piggott · Structure no. 0000000000X1634

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
620
2020 count
Owner
State
State Highway Agency

About this bridge

HWY 1 over Big Slough Ditch Branch is a concrete culvert carrying HWY 1 over Big Slough Ditch Branch in Clay County, Arkansas. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 620 vehicles a day, roughly 7% of them trucks, projected to reach 700 by 2040. The structure is 33 ft (10.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHWY 1
CrossesBig Slough Ditch Branch
Location2 Miles E of Piggott
RouteState Highway 1
Coordinates36.38184, -90.14399
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length33 ft (10.2 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic620 (2020)
Projected traffic700 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 HWY 1 over Big Slough Ditch Branch built?

It was built in 2021, making it 4 years old in 2025.

What condition is HWY 1 over Big Slough Ditch Branch 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 October 2023.

How much traffic does HWY 1 over Big Slough Ditch Branch carry?

About 620 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is HWY 1 over Big Slough Ditch Branch?

The structure is 33 ft (10.2 m) long with a longest span of 12 ft (3.6 m).

Who owns HWY 1 over Big Slough Ditch Branch?

It is owned by the State Highway Agency.