US Bridges

Clipper Drive over S. Eden Isles Canal

Good

St. Tammany Parish, Louisiana · 0.5 Mi. E of US 11 · Structure no. 625200000000172

Built
2019
6 years old
Condition
Good
inspected July 2023
Type
Slab
Concrete
Length
60 ft
3 main spans
Daily traffic
2,433
2016 count
Owner
County
County Highway Agency

About this bridge

Clipper Drive over S. Eden Isles Canal is a concrete slab carrying Clipper Drive over S. Eden Isles Canal in St. Tammany Parish, Louisiana. It was built in 2019, so it is 6 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,433 vehicles a day, projected to reach 2,676 by 2036. The structure is 60 ft (18.3 m) long and 48 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesClipper Drive
CrossesS. Eden Isles Canal
Location0.5 Mi. E of US 11
RouteCounty Highway 0
CountySt. Tammany Parish
StateLouisiana
Coordinates30.23148, -89.79791
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span20 ft (6.1 m)
Deck width48 ft (14.7 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,433 (2016)
Projected traffic2,676 by 2036
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 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 Clipper Drive over S. Eden Isles Canal built?

It was built in 2019, making it 6 years old in 2025.

What condition is Clipper Drive over S. Eden Isles 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 July 2023.

How much traffic does Clipper Drive over S. Eden Isles Canal carry?

About 2,433 vehicles per day (2016 count).

How long is Clipper Drive over S. Eden Isles Canal?

The structure is 60 ft (18.3 m) long with a longest span of 20 ft (6.1 m) and a deck 48 ft wide.

Who owns Clipper Drive over S. Eden Isles Canal?

It is owned by the County Highway Agency.