US Bridges

Atkins Clark RD over Flat Rivers Ditch

PoorPosted for load

Bossier Parish, Louisiana · 0.2 MI East of US 71 · Structure no. 040832187933071

Built
1988
37 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
91 ft
6 main spans
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

Atkins Clark RD over Flat Rivers Ditch is a wood or timber stringer/multi-beam or girder carrying Atkins Clark RD over Flat Rivers Ditch in Bossier Parish, Louisiana. It was built in 1988, so it is 37 years old, younger than the Louisiana average of 43 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 50 vehicles a day, projected to reach 55 by 2040. The structure is 91 ft (27.7 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAtkins Clark RD
CrossesFlat Rivers Ditch
Location0.2 MI East of US 71
RouteCounty Highway 0
Coordinates32.31135, -93.51232
Functional classRural Local

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.1 US tons
Inventory rating16 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans6
Design loadH 10
Structure length91 ft (27.7 m)
Longest span15 ft (4.6 m)
Deck width26 ft (8 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic55 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$321,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Atkins Clark RD over Flat Rivers Ditch built?

It was built in 1988, making it 37 years old in 2025.

What condition is Atkins Clark RD over Flat Rivers Ditch 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 December 2024.

How much traffic does Atkins Clark RD over Flat Rivers Ditch carry?

About 50 vehicles per day (2020 count).

How long is Atkins Clark RD over Flat Rivers Ditch?

The structure is 91 ft (27.7 m) long with a longest span of 15 ft (4.6 m) and a deck 26 ft wide.

Who owns Atkins Clark RD over Flat Rivers Ditch?

It is owned by the County Highway Agency.