US Bridges

LA0300 over Bayou Laloutre

PoorPosted for load

St. Bernard Parish, Louisiana · 8.70 MI from Parish Line · Structure no. 024402843008701

Built
1967
58 years old
Condition
Poor
inspected February 2024
Type
Slab
Concrete
Length
76 ft
4 main spans
Daily traffic
891
2021 count
Owner
State
State Highway Agency

About this bridge

LA0300 over Bayou Laloutre is a concrete slab carrying LA0300 over Bayou Laloutre in St. Bernard Parish, Louisiana. It was built in 1967, so it is 58 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 3 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 891 vehicles a day, roughly 5% of them trucks, projected to reach 980 by 2041. The structure is 76 ft (23.2 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA0300
CrossesBayou Laloutre
Location8.70 MI from Parish Line
RouteCounty Highway 300
Coordinates29.8422, -89.763
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating4.6 US tons
Inventory rating3.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic891 (2021)
Projected traffic980 by 2041
Trucks5%
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

OwnerState Highway Agency
Maintained byState 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$393,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0300 over Bayou Laloutre built?

It was built in 1967, making it 58 years old in 2025.

What condition is LA0300 over Bayou Laloutre 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 February 2024.

How much traffic does LA0300 over Bayou Laloutre carry?

About 891 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is LA0300 over Bayou Laloutre?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns LA0300 over Bayou Laloutre?

It is owned by the State Highway Agency.