US Bridges

Palmetto ST over Airline Hwy. KCS RR

Fair

Orleans Parish, Louisiana · .50 Mi.W.Of Carrolton Ave · Structure no. 023629523900762

Built
1960
65 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,151 ft
21 main spans
Daily traffic
—
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Palmetto ST over Airline Hwy. KCS RR is a steel stringer/multi-beam or girder carrying Palmetto ST over Airline Hwy. KCS RR in Orleans 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.

No traffic count is recorded. The structure is 1,151 ft (350.8 m) long and 33 ft wide.

Location

Open in Google Maps
CarriesPalmetto ST
CrossesAirline Hwy. KCS RR
Location.50 Mi.W.Of Carrolton Ave
RouteCounty Highway 0
CountyOrleans Parish
StateLouisiana
Coordinates29.97016, -90.11504
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans21 (+15 approach)
Design loadHS 20
Structure length1,151 ft (350.8 m)
Longest span98 ft (29.9 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$3.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Palmetto ST over Airline Hwy. KCS RR built?

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

What condition is Palmetto ST over Airline Hwy. KCS RR 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 March 2023.

How much traffic does Palmetto ST over Airline Hwy. KCS RR carry?

No traffic count is recorded for this structure.

How long is Palmetto ST over Airline Hwy. KCS RR?

The structure is 1,151 ft (350.8 m) long with a longest span of 98 ft (29.9 m) and a deck 33 ft wide.

Who owns Palmetto ST over Airline Hwy. KCS RR?

It is owned by the City or Municipal Highway Agency.