US Bridges

Lakeshore DR over Bayou Bridge Mandeville

Fair

St. Tammany Parish, Louisiana · 1.0 Mile West of US 190 · Structure no. 625230213900441

Built
1996
29 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
38 ft
2 main spans
Daily traffic
2,543
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lakeshore DR over Bayou Bridge Mandeville is a concrete slab carrying Lakeshore DR over Bayou Bridge Mandeville in St. Tammany Parish, Louisiana. It was built in 1996, so it is 29 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,543 vehicles a day, projected to reach 2,797 by 2042. The structure is 38 ft (11.6 m) long and 34 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesLakeshore DR
CrossesBayou Bridge Mandeville
Location1.0 Mile West of US 190
RouteCounty Highway 0
CountySt. Tammany Parish
StateLouisiana
Coordinates30.35576, -90.07451
Functional classRural Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,543 (2022)
Projected traffic2,797 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lakeshore DR over Bayou Bridge Mandeville built?

It was built in 1996, making it 29 years old in 2025.

What condition is Lakeshore DR over Bayou Bridge Mandeville 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 Lakeshore DR over Bayou Bridge Mandeville carry?

About 2,543 vehicles per day (2022 count).

How long is Lakeshore DR over Bayou Bridge Mandeville?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 34 ft wide.

Who owns Lakeshore DR over Bayou Bridge Mandeville?

It is owned by the City or Municipal Highway Agency.