US Bridges

Bayou DR W over Bayou Pierre Pass

FairPosted for load

Assumption Parish, Louisiana · Pierre Part · Structure no. 610429578911251

Built
1988
37 years old
Condition
Fair
inspected November 2024
Type
Movable - Lift
Steel
Length
142 ft
5 main spans
Daily traffic
2,520
2020 count
Owner
County
County Highway Agency

About this bridge

Bayou DR W over Bayou Pierre Pass is a steel movable - lift carrying Bayou DR W over Bayou Pierre Pass in Assumption 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 2,520 vehicles a day, projected to reach 2,772 by 2040. The structure is 142 ft (43.3 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesBayou DR W
CrossesBayou Pierre Pass
LocationPierre Part
RouteCounty Highway 0
CountyAssumption Parish
StateLouisiana
Coordinates29.96651, -91.20923
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating21.4 US tons

Structure

Structure typeMovable - Lift
MaterialSteel
DeckOpen grating
Main spans5
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span44 ft (13.4 m)
Deck width45 ft (13.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic2,520 (2020)
Projected traffic2,772 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$469,000
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Bayou DR W over Bayou Pierre Pass built?

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

What condition is Bayou DR W over Bayou Pierre Pass in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does Bayou DR W over Bayou Pierre Pass carry?

About 2,520 vehicles per day (2020 count).

How long is Bayou DR W over Bayou Pierre Pass?

The structure is 142 ft (43.3 m) long with a longest span of 44 ft (13.4 m) and a deck 45 ft wide.

Who owns Bayou DR W over Bayou Pierre Pass?

It is owned by the County Highway Agency.