US Bridges

Eden Isle Subd. over Eden Isles Canal

FairPosted for load

St. Tammany Parish, Louisiana · 2.4 MI S JCT US N & LA433 · Structure no. 625230136894731

Built
1974
51 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
67 ft
1 main span
Daily traffic
4,576
2017 count
Owner
County
County Highway Agency

About this bridge

Eden Isle Subd. over Eden Isles Canal is a prestressed concrete stringer/multi-beam or girder carrying Eden Isle Subd. over Eden Isles Canal in St. Tammany Parish, Louisiana. It was built in 1974, so it is 51 years old, older 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. Its operating status is: posted for load restriction.

It carries about 4,576 vehicles a day, projected to reach 5,033 by 2037. The structure is 67 ft (20.4 m) long and 54 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesEden Isle Subd.
CrossesEden Isles Canal
Location2.4 MI S JCT US N & LA433
RouteCounty Highway 0
CountySt. Tammany Parish
StateLouisiana
Coordinates30.22772, -89.78826
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.6 US tons
Inventory rating16.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length67 ft (20.4 m)
Longest span67 ft (20.4 m)
Deck width54 ft (16.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,576 (2017)
Projected traffic5,033 by 2037
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

OwnerCounty Highway Agency
Maintained byCounty 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 Eden Isle Subd. over Eden Isles Canal built?

It was built in 1974, making it 51 years old in 2025.

What condition is Eden Isle Subd. over Eden Isles 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 January 2025.

How much traffic does Eden Isle Subd. over Eden Isles Canal carry?

About 4,576 vehicles per day (2017 count).

How long is Eden Isle Subd. over Eden Isles Canal?

The structure is 67 ft (20.4 m) long with a longest span of 67 ft (20.4 m) and a deck 54 ft wide.

Who owns Eden Isle Subd. over Eden Isles Canal?

It is owned by the County Highway Agency.