US Bridges

Ellerslie DR over Northdale Canal

Fair

East Baton Rouge Parish, Louisiana · 0.1 MI W of LA 3164 · Structure no. 611730276911021

Built
1960
65 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
66 ft
4 main spans
Daily traffic
156
2019 count
Owner
County
County Highway Agency

About this bridge

Ellerslie DR over Northdale Canal is a wood or timber stringer/multi-beam or girder carrying Ellerslie DR over Northdale Canal in East Baton Rouge Parish, Louisiana. It was built in 1960, so it is 65 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 156 vehicles a day, projected to reach 171 by 2039. The structure is 66 ft (20.1 m) long and 34 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesEllerslie DR
CrossesNorthdale Canal
Location0.1 MI W of LA 3164
RouteCounty Highway 0
CountyEast Baton Rouge Parish
StateLouisiana
Coordinates30.46176, -91.16938
Functional classRural 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length66 ft (20.1 m)
Longest span19 ft (5.8 m)
Deck width34 ft (10.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic156 (2019)
Projected traffic171 by 2039
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 Ellerslie DR over Northdale Canal built?

It was built in 1960, making it 65 years old in 2025.

What condition is Ellerslie DR over Northdale 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 2024.

How much traffic does Ellerslie DR over Northdale Canal carry?

About 156 vehicles per day (2019 count).

How long is Ellerslie DR over Northdale Canal?

The structure is 66 ft (20.1 m) long with a longest span of 19 ft (5.8 m) and a deck 34 ft wide.

Who owns Ellerslie DR over Northdale Canal?

It is owned by the County Highway Agency.