US Bridges

John Ehret School over Patriot Canal

Good

Jefferson Parish, Louisiana · 0.5 MI E of LA 45 · Structure no. 022600000022611

Built
2015
10 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
42 ft
2 main spans
Daily traffic
2,400
2023 count
Owner
County
County Highway Agency

About this bridge

John Ehret School over Patriot Canal is a concrete culvert carrying John Ehret School over Patriot Canal in Jefferson Parish, Louisiana. It was built in 2015, so it is 10 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,400 vehicles a day, projected to reach 2,640 by 2043. The structure is 42 ft (12.8 m) long and 43 ft wide.

CarriesJohn Ehret School
CrossesPatriot Canal
Location0.5 MI E of LA 45
RouteCounty Highway 0
Coordinates29.88263, -90.09117
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 protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating89 US tons
Inventory rating68.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadGreater than HL 93
Structure length42 ft (12.8 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2023)
Projected traffic2,640 by 2043
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was John Ehret School over Patriot Canal built?

It was built in 2015, making it 10 years old in 2025.

What condition is John Ehret School over Patriot 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 May 2023.

How much traffic does John Ehret School over Patriot Canal carry?

About 2,400 vehicles per day (2023 count).

How long is John Ehret School over Patriot Canal?

The structure is 42 ft (12.8 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns John Ehret School over Patriot Canal?

It is owned by the County Highway Agency.