US Bridges

LA0039 over N O P B RR (robertson ST

Fair

Orleans Parish, Louisiana · .6 MI East of LA 3021 · Structure no. 023600463101201

Built
1962
63 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,327 ft
19 main spans
Daily traffic
47,739
2021 count
Owner
State
State Highway Agency

About this bridge

LA0039 over N O P B RR (robertson ST is a steel stringer/multi-beam or girder carrying LA0039 over N O P B RR (robertson ST in Orleans Parish, Louisiana. It was built in 1962, so it is 63 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.

It carries about 47,739 vehicles a day, roughly 10% of them trucks, projected to reach 52,512 by 2041. The structure is 1,327 ft (404.5 m) long and 37 ft wide.

Location

Open in Google Maps
CarriesLA0039
CrossesN O P B RR (robertson ST
Location.6 MI East of LA 3021
RouteState Highway 39
CountyOrleans Parish
StateLouisiana
Coordinates29.97266, -90.0478
Functional classUrban Other Principal 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans19 (+14 approach)
Design loadHS 20
Structure length1,327 ft (404.5 m)
Longest span84 ft (25.6 m)
Deck width37 ft (11.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,739 (2021)
Projected traffic52,512 by 2041
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA0039 over N O P B RR (robertson ST built?

It was built in 1962, making it 63 years old in 2025.

What condition is LA0039 over N O P B RR (robertson ST 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 February 2023.

How much traffic does LA0039 over N O P B RR (robertson ST carry?

About 47,739 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA0039 over N O P B RR (robertson ST?

The structure is 1,327 ft (404.5 m) long with a longest span of 84 ft (25.6 m) and a deck 37 ft wide.

Who owns LA0039 over N O P B RR (robertson ST?

It is owned by the State Highway Agency.