Leading the way in environmental infrastructure maintenance

National Water Main Cleaning has been providing superior service to the northeast for decades. As one of the Carylon companies, we have the resources and expertise to successfully complete even the most demanding projects safely, on time, and on budget.

Browse below to see some examples of our past performance.

Arthur Dr. and Regency Dr. CIPP Storm and Sanitary Sewer Lining

Location: Edgewater Park Township, Burlington County, New Jersey Project Completion Date: Summer 2019 Client: Township of Edgewater Park Carylon Operating Company: National Water Main Cleaning Co. Services Performed: UV Cured-In-Place Lining, Manhole to Manhole Lining, CIPP Trenchless Point Repairs This project involved the rehabilitation of an existing storm sewer, consisting of approximately: 243 linear feet of 12″ pipe 189 […]

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CIPP Sewer Rehabilitation

  • Digital TV Inspection
  • Sewer Cleaning
  • Vacuum Excavation

Bio-Nomic Services and National Water Main Cleaning (Boston) teamed up to bid and perform this project outside of Charleston, South Carolina […]

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Enfield Bridge Rehabilitation

  • Spincasting

National Water Main Cleaning Co. was selected to centrifugally cast AP/M Permaform PL 8,000 to a 11′ wide and 7′ tall CMP for 190 LF. NWMCC filled in by hand 2″ deep x 8″ wide corrugation then spin casted a 2″ thick liner on top of the filled corrugation. The large size of the pipe was a challenge as it was the maximum size for the spin casting equipment. […]

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New York City Sewer Cleaning

  • Sewer Cleaning
  • Sonar Pipeline Inspection

National Water Main Cleaning was selected to complete a sewer cleaning project consisting of 17,000’ of 10’ diameter combined sewer, approximately 5,000 cubic yards of debris removal, and sonar inspection to verify cleaning. The project began on the Major Deegan Expressway, (Rt.87), near the entrance to the George Washington Bridge and flows north to south through the Bronx palisade along the expressway and East River ending in the parking lots of Yankee Stadium. […]

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Pressure Pipe CIPP Lining

  • Case Studies
  • No-Dig CIPP Repairs

In March 2024, National Water Main Cleaning Company undertook a critical emergency project in New London, Connecticut. The task involved the rehabilitation of a failed section of a sanitary sewer force main. National Water Main Cleaning Company (NWMCC) uniquely qualified for this job not only because of their extensive expertise, but because their advanced design-build […]

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Village of Tarrytown Storm Sewer CIPP Lining

  • No-Dig CIPP Repairs

Location: Village of Tarrytown, NY Project Completion Date: October 2018 Client: Village of Tarrytown Carylon Operating Company: National Water Main Cleaning Co. Services Performed: UV Cured-In-Place Lining This project involved the rehabilitation of an existing storm sewer, consisting of approximately 620 linear feet of 36″ corrugated metal pipe, in Tarrytown, New York. Approximately 530 ft. of the 620 ft. […]

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