US Bridges

I0510 over Railroad

Good

Orleans Parish, Louisiana · 0.10 Mi. South of US-90 · Structure no. 023604504300706

Built
1993
32 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,143 ft
17 main spans
Daily traffic
7,620
2021 count
Owner
State
State Highway Agency

About this bridge

I0510 over Railroad is a prestressed concrete stringer/multi-beam or girder carrying I0510 over Railroad in Orleans Parish, Louisiana. It was built in 1993, so it is 32 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 1,143 ft (348.4 m) long and 30 ft wide.

CarriesI0510
CrossesRailroad
Location0.10 Mi. South of US-90
RouteInterstate 510
Coordinates30.02543, -89.9428
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.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans17
Design loadHS 20
Structure length1,143 ft (348.4 m)
Longest span79 ft (24.1 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 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
CrossesRailroad
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0510 over Railroad built?

It was built in 1993, making it 32 years old in 2025.

What condition is I0510 over Railroad 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 Railroad carry?

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

How long is I0510 over Railroad?

The structure is 1,143 ft (348.4 m) long with a longest span of 79 ft (24.1 m) and a deck 30 ft wide.

Who owns I0510 over Railroad?

It is owned by the State Highway Agency.