US Bridges

Mirabeau Ave over London Ave. Canal

Fair

Orleans Parish, Louisiana · 0.04 MI E of Pratt DR · Structure no. 023630004900421

Built
2003
22 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
141 ft
6 main spans
Daily traffic
—
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mirabeau Ave over London Ave. Canal is a concrete slab carrying Mirabeau Ave over London Ave. Canal in Orleans Parish, Louisiana. It was built in 2003, so it is 22 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.

No traffic count is recorded. The structure is 141 ft (43 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMirabeau Ave
CrossesLondon Ave. Canal
Location0.04 MI E of Pratt DR
RouteCity Street 0
CountyOrleans Parish
StateLouisiana
Coordinates30.00756, -90.06978
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
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 rating63.2 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length141 ft (43 m)
Longest span31 ft (9.4 m)
Deck width73 ft (22.1 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Mirabeau Ave over London Ave. Canal built?

It was built in 2003, making it 22 years old in 2025.

What condition is Mirabeau Ave over London Ave. Canal 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 May 2023.

How much traffic does Mirabeau Ave over London Ave. Canal carry?

No traffic count is recorded for this structure.

How long is Mirabeau Ave over London Ave. Canal?

The structure is 141 ft (43 m) long with a longest span of 31 ft (9.4 m) and a deck 73 ft wide.

Who owns Mirabeau Ave over London Ave. Canal?

It is owned by the City or Municipal Highway Agency.