US Bridges

SH-20/SEC-1/L16.16 over Floyd Bayou

PoorPosted for load

Phillips County, Arkansas · 7.3 Miles South of SH 49B · Structure no. 0000000000M3250

Built
1970
55 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
90 ft
5 main spans
Daily traffic
130
2019 count
Owner
State
State Highway Agency

About this bridge

SH-20/SEC-1/L16.16 over Floyd Bayou is a wood or timber stringer/multi-beam or girder carrying SH-20/SEC-1/L16.16 over Floyd Bayou in Phillips County, Arkansas. It was built in 1970, so it is 55 years old, older than the Arkansas average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 130 vehicles a day, roughly 1% of them trucks, projected to reach 327 by 2028. The structure is 90 ft (27.4 m) long and 29 ft wide.

CarriesSH-20/SEC-1/L16.16
CrossesFloyd Bayou
Location7.3 Miles South of SH 49B
RouteState Highway 20
Coordinates34.41606, -90.66285
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20 US tons
Inventory rating12 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length90 ft (27.4 m)
Longest span19 ft (5.8 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2019)
Projected traffic327 by 2028
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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-20/SEC-1/L16.16 over Floyd Bayou built?

It was built in 1970, making it 55 years old in 2025.

What condition is SH-20/SEC-1/L16.16 over Floyd Bayou in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does SH-20/SEC-1/L16.16 over Floyd Bayou carry?

About 130 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is SH-20/SEC-1/L16.16 over Floyd Bayou?

The structure is 90 ft (27.4 m) long with a longest span of 19 ft (5.8 m) and a deck 29 ft wide.

Who owns SH-20/SEC-1/L16.16 over Floyd Bayou?

It is owned by the State Highway Agency.