US Bridges

Stubblefield RD over Bayou Rouge

PoorPosted for load

Avoyelles Parish, Louisiana · Approx. 1 M. S. of LA 361 · Structure no. 080530554920561

Built
1975
50 years old
Condition
Poor
inspected January 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
73 ft
5 main spans
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Stubblefield RD over Bayou Rouge is a wood or timber stringer/multi-beam or girder carrying Stubblefield RD over Bayou Rouge in Avoyelles Parish, Louisiana. It was built in 1975, so it is 50 years old, older 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 40 vehicles a day, projected to reach 44 by 2040. The structure is 73 ft (22.3 m) long and 16 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesStubblefield RD
CrossesBayou Rouge
LocationApprox. 1 M. S. of LA 361
RouteCounty Highway 0
CountyAvoyelles Parish
StateLouisiana
Coordinates30.92445, -92.0938
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating3.7 US tons
Inventory rating2.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadH 10
Structure length73 ft (22.3 m)
Longest span16 ft (4.9 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2020)
Projected traffic44 by 2040
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Stubblefield RD over Bayou Rouge built?

It was built in 1975, making it 50 years old in 2025.

What condition is Stubblefield RD over Bayou Rouge 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 January 2023.

How much traffic does Stubblefield RD over Bayou Rouge carry?

About 40 vehicles per day (2020 count).

How long is Stubblefield RD over Bayou Rouge?

The structure is 73 ft (22.3 m) long with a longest span of 16 ft (4.9 m) and a deck 16 ft wide.

Who owns Stubblefield RD over Bayou Rouge?

It is owned by the County Highway Agency.