US Bridges

General De Gaulle over Norman Canal

Good

Orleans Parish, Louisiana · 2.3 MI Southeast of US 90 · Structure no. 023600000020476

Built
1975
50 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
30 ft
1 main span
Daily traffic
—
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

General De Gaulle over Norman Canal is a concrete culvert carrying General De Gaulle over Norman Canal in Orleans 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

No traffic count is recorded. The structure is 30 ft (9.1 m) long and 469 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesGeneral De Gaulle
CrossesNorman Canal
Location2.3 MI Southeast of US 90
RouteCounty Highway 0
Coordinates29.91094, -89.99897
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width469 ft (143 m)
Roadway width73 ft (22.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 General De Gaulle over Norman Canal built?

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

What condition is General De Gaulle over Norman Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2023.

How much traffic does General De Gaulle over Norman Canal carry?

No traffic count is recorded for this structure.

How long is General De Gaulle over Norman Canal?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 469 ft wide.

Who owns General De Gaulle over Norman Canal?

It is owned by the City or Municipal Highway Agency.