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NCPI History

August 1, 2021

The first installation of Trenchless VCP in the U.S.

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August 1, 2021

NCPI produces a series of educational videos.  From the Earth and Back Again wins an Industrial Telly Award.

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August 1, 2021

First website describes the World Wide Web

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August 1, 2021

Challenger & Chernobyl disasters / Exxon Valdez spill

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August 1, 2021

The first NCPI computer program (Trench Load) is developed.

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August 1, 2021

NCPI develops and tests the Low-Pressure Air Test.  The new standard, ASTM C828, Recommended Practice for Low-Pressure Air Test of Vitrified Clay Pipe Sewer Lines (4 – 12 in.) is published.

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August 1, 2021

NCPI sponsored a project led by California consultants Ramseier and Riek. The committee formed during this project would later be known as the Bay Area Committee on Air Testing. This work led to the first ASTM Low-Pressure Air Test standard for sewer lines.

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August 1, 2021

U.S. EPA passes the Clean Water Act and the VCP industry changes ASTM standards to require “leak-free” joints.

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August 1, 2021

With the advent of the energy crisis, NCPI studies the energy usage in the production of various pipe materials.

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August 1, 2021

The NCPI Hydraulic Calculator is developed and quickly becomes a very popular tool.

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