US Bridges

SH-20/SEC-1/L-9.73 over Cypress Slough

PoorPosted for load

Phillips County, Arkansas · 9.8 Miles SE Elaine · Structure no. 0000000000M3247

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

About this bridge

SH-20/SEC-1/L-9.73 over Cypress Slough is a wood or timber stringer/multi-beam or girder carrying SH-20/SEC-1/L-9.73 over Cypress Slough 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 153 ft (46.5 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH-20/SEC-1/L-9.73
CrossesCypress Slough
Location9.8 Miles SE Elaine
RouteState Highway 20
Coordinates34.38262, -90.75738
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating6 US tons
Inventory rating4 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans8
Design loadH 15
Structure length153 ft (46.5 m)
Longest span19 ft (5.8 m)
Deck width29 ft (8.8 m)
Roadway width28 ft (8.6 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 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 SH-20/SEC-1/L-9.73 over Cypress Slough built?

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

What condition is SH-20/SEC-1/L-9.73 over Cypress Slough 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 September 2024.

How much traffic does SH-20/SEC-1/L-9.73 over Cypress Slough carry?

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

How long is SH-20/SEC-1/L-9.73 over Cypress Slough?

The structure is 153 ft (46.5 m) long with a longest span of 19 ft (5.8 m) and a deck 29 ft wide.

Who owns SH-20/SEC-1/L-9.73 over Cypress Slough?

It is owned by the State Highway Agency.