NASSCO

Gerhard “Gerry” P. Muenchmeyer, P.E., NASSCO Technical Director

Manholes consist of multiple components and are made of different materials, each serving a different purpose but contributing to the complete manhole structure. Each component typically has its own set of defects and deterioration mechanisms.

Jeff Griffin, Senior Editor

A new jetter pipe cleaning video will be available for distribution this fall.

Produced by NASSCO (National Association of Sewer Service Companies) and industry partners, the video contains information about jetting equipment and tools and how they are used to safely and successfully clean pipes, said Sheila Joy, chairperson of the NASSCO committee responsible for developing the video.

Gerhard “Gerry” P. Muenchmeyer, P.E. NASSCO Technical Director

Editor’s Note: This is the first of three articles focusing on the current state of manholes, manhole assessment and manhole rehabilitation. Part two will be published in the August.

Matt Timberlake, President, Ted Berry Trenchless Technologies LLC, International Pipe Bursting Association Marketing Committee

This article will discuss the potential impact on adjacent utilities as a pipe is replaced using pipe bursting technology. From concept through design and construction a true understanding of the effects pipe bursting has by your entire team is essential in preventing utility damage and ensuring a successful project.

Jeff Griffin, Senior Editor

Efforts to block the designation of styrene as a possible cancer-causing agent are proceeding on several fronts while organizations who use styrene in the manufacture of their products consider short- and long-term effects should they ultimately be forced to find a substitute for styrene.

Matt Timberlake, President, Ted Berry Trenchless Technologies LLC, International Pipe Bursting Association Marketing Committee

Pipe bursting is a proven method for replacing underground pipelines that provide critical services including municipal water, sewer, gas, storm water, electrical, telecommunications systems and more to people throughout North America and the world.

Gerhard “Gerry” P. Muenchmeyer, P.E., NASSCO Technical Director

The nation’s failing sewer collection system infrastructure encompasses main pipelines, lateral sewers and manholes. There exist over 20 million manholes in the U.S. of which over four million are older than 50 years and over five million are 30 to 50 years old.

Jeff Griffin, Senior Editor

The sanitary sewer rehabilitation industry -- especially organizations involved in cured-in-place-pipe (CIPP) lining -- are evaluating potential ramifications, if any, of the designation last month of styrene as a “reasonably anticipated carcinogen.”

Matt Timberlake, President, Ted Berry Trenchless Technologies LLC

Pipe bursting, like many technologies today, has its own set of lingo or jargon which often times makes it difficult to understand for someone new to the industry or without a lot of direct experience with the technology.

Jeff Griffin, Senior Editor

Organizations in the cured-in-place-pipe (CIPP) industry are seriously concerned about a recommendation before the U.S. Department of Health and Human Services (HHS) to designate styrene as a “reasonably anticipated carcinogen,” implying that it could be a cause of cancer in humans.

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