US Bridges

SH 160-12 Lm 1.59 over Big Bayou

Good

Chicot County, Arkansas · 10.5 MI W US 65-CHICOTJCT · Structure no. 000000000006899

Built
2004
21 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
171 ft
3 main spans
Daily traffic
370
2018 count
Owner
State
State Highway Agency

About this bridge

SH 160-12 Lm 1.59 over Big Bayou is a steel continuous stringer/multi-beam or girder carrying SH 160-12 Lm 1.59 over Big Bayou in Chicot 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 370 vehicles a day, roughly 2% of them trucks, projected to reach 500 by 2038. The structure is 171 ft (52.1 m) long and 33 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesSH 160-12 Lm 1.59
CrossesBig Bayou
Location10.5 MI W US 65-CHICOTJCT
RouteState Highway 160
Coordinates33.21306, -91.43352
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span64 ft (19.5 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic370 (2018)
Projected traffic500 by 2038
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 SH 160-12 Lm 1.59 over Big Bayou built?

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

What condition is SH 160-12 Lm 1.59 over Big Bayou 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 May 2024.

How much traffic does SH 160-12 Lm 1.59 over Big Bayou carry?

About 370 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is SH 160-12 Lm 1.59 over Big Bayou?

The structure is 171 ft (52.1 m) long with a longest span of 64 ft (19.5 m) and a deck 33 ft wide.

Who owns SH 160-12 Lm 1.59 over Big Bayou?

It is owned by the State Highway Agency.