US Bridges

I0510 over R/R

Good

Orleans Parish, Louisiana · 0.75M North Gulf Outlet · Structure no. 023604504300757

Built
1992
33 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,129 ft
1 main span
Daily traffic
7,620
2021 count
Owner
State
State Highway Agency

About this bridge

I0510 over R/R is a prestressed concrete continuous stringer/multi-beam or girder carrying I0510 over R/R in Orleans Parish, Louisiana. It was built in 1992, so it is 33 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 7,620 vehicles a day, roughly 25% of them trucks, projected to reach 8,382 by 2041. The structure is 1,129 ft (344.1 m) long and 28 ft wide.

CarriesI0510
CrossesR/R
Location0.75M North Gulf Outlet
RouteInterstate 510
Coordinates30.02484, -89.93906
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1 (+15 approach)
Design loadHS 20
Structure length1,129 ft (344.1 m)
Longest span93 ft (28.3 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,620 (2021)
Projected traffic8,382 by 2041
Trucks25%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0510 over R/R built?

It was built in 1992, making it 33 years old in 2025.

What condition is I0510 over R/R 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 November 2024.

How much traffic does I0510 over R/R carry?

About 7,620 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is I0510 over R/R?

The structure is 1,129 ft (344.1 m) long with a longest span of 93 ft (28.3 m) and a deck 28 ft wide.

Who owns I0510 over R/R?

It is owned by the State Highway Agency.