504-885-0500 info@n-yassociates.com

Wastewater Planning & Treatment

planningbridgecity

Bridge City Wastewater Treatment Plant
Jefferson Parish, LA

planningMunster

Munster Wastewater Treatment Plant Expansion
St. Bernard Parish, LA

planningWoodlandWastewaterTreatmentPlant

Woodland Wastewater Treatment Plant
St. John the Baptist Parish, LA

LaplaceWastewaterTrmtplant

LaPlace Wastewater Treatment Plant Renovation
St. John the Baptist Parish, LA

 

planninggaryvillesew

Garyville Wastewater Treatment Plant
St. John the Baptist Parish, LA

tigerville

Tigerville Wastewater Treatment Plant
St. John the Baptist Parish, LA

Central

Central Wastewater Treatment Plant
St. John the Baptist Parish, LA

Wallace

Wallace Wastewater Treatment Plant
St. John the Baptist Parish, LA

planningFranklinton

Franklinton Wastewater Treatment Plant
Franklinton, LA

planningexpansionbiloxi

Expansion of West Biloxi Wastewater Treatment Plant
Biloxi, MS

planninglagoon

Storage Lagoon and Land Application Site for Wastewater Treatment Plant
Town of Sumrall, MS

planningepastudy

EPA 208 Study for Hancock, Harrison and Jackson Counties (included nine cities)
for State of Mississippi

planningWaveland1

Raised Platforms for Mechanical and Electrical Equipment at the Waveland Wastewater Treatment Plant for Jackson County Utility Authority
Waveland, MS

planningWaveland2

Raised Platforms for Mechanical and Electrical Equipment at the Waveland Wastewater Treatment Plant for Jackson County Utility Authority
Waveland, MS

 

collectionMarreroTricklingFilter

New Administration Building and Safehouse
Marrero Wastewater Treatment Plant

Jefferson Parish, LA

 

 

Image 2

Rehabilitation of Trickling Filters at the Marrero Wastewater Treatment Plant Jefferson Parish, LA
Subcontractor to Another Firm

 

Wastewater Collection & Transmission

collectiontranscontinentalext

Transcontinental Drive Pump Station Re-Routing of Force Mains (Above Ground Wetwell)
Jefferson Parish, LA

IMG_3024

 

Transcontinental Drive Pump Station New 30″ Wet Well Overflow
Jefferson Parish, LA

collectionChalmetteLiftStation

Proposed FEMA Repairs to Wastewater Lift Stations for St. Bernard Port, Harbor & Terminal District
Chalmette, LA

OLYMPUS DIGITAL CAMERA

FEMA Repairs to Wastewater Pump Stations
Sewerage and Water Board of New Orleans

collectionS21bc

Broadwater Wastewater Improvements Cofferdam for Pump Station
Harrison County Utility Authority
(CDBG Funded)
Biloxi, MS

 

collectioncentralbusiness

Central Business District Sewerage Improvements (Pump Station, Force Mains and Gravity Sewers)
Biloxi, MS

collectionCityBiloxi

City of Biloxi FEMA Infrastructure Repair Program (water, sewerage, drainage & streets)
Biloxi, MS

collectionSt_Michael

Sewage Force Main From St. Michael Pump Station to Central Business District Pump Station
Biloxi, MS

collectionVA

Veterans Administration Medical Center Infrastructure Improvements, New 24″ Sewer Force Main
Sewerage and Water Board of New Orleans

collectionliftstation

Lift Station and Force Main Improvements
Kenner, LA

collectionmajorforce

Major Force Mains and Pump Stations to serve the East Bank
Discharge Into Mississippi River
Jefferson Parish, LA
joint venture with Black & Veatch

collectionTransforcemain

Major Force Mains and Pump Stations to serve the East Bank
Discharge Into Mississippi River
Jefferson Parish, LA
joint venture with Black & Veatch

collectionTranscontinentalForceMain

66″ Sewage Force Main on Transcontinental Drive (Joint Ventrue with Black & Veatch)
Jefferson Parish, LA

instaquote-28-12-2015-20-19-03

Sewer Line Rehabilitation in Chalmette Vista
(Rear Yard Servitudes)
St. Bernard Parish, LA