Features

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

Pipe bursting is a proven method for replacing underground pipelines and is the only method of pipeline rehabilitation and replacement other than open-cut excavation that can increase the size of an existing utility without trenching. This article will discuss the replacement of private sanitary sewer lateral pipes.

Don Santa, president and CEO of the Interstate Natural Gas Association of America, says his association’s Pipeline Safety Task Force’s Integrity Management Continuous Improvement (IMCI) team is implementing action plans that address the National Transportation Safety Board’s (NTSB) recommendations on the San Bruno, CA, natural gas pipeline incident.

Rita Tubb, Managing Editor

The latest available figures indicate a global pipeline construction market of more than 89,000 miles. Of these 49,488 miles account for projects in the planning and engineering phase and 39,745 miles are in various stages of construction.

REM Directional successfully installed three underground pipelines using the Direct Pipe method for the first time in the United States. The systems was used on a Florida horizontal directional drilling project that installed a natural gas pipeline under a highway.

Jeff Griffin, Senior Editor

Pipeline Renewal Technologies is introducing an innovative method for monitoring cure temperature of cured-in-place-pipe (CIPP) liner installations.

Proactive safety -- that is Columbus, OH-based McDaniel’s Construction Corp.’s standard operating procedure whenever they have personnel working in a deep trench or pit. Such was the case when McDaniel’s recently installed 1,300 linear feet of conduit casing for electrical, communications and other utilities at the Ohio State University Medical Center (OSUMC) in Columbus, OH.

By NASSCO member Ed Kampbell, PE, Jason Consultants

There are four key elements to having a really good Cured-in-Place Pipe (CIPP) installation:
1. Proper saturation of the tube;
2. Proper inflation of the resin saturated tube in the host pipe;
3. A full and thorough curing of the resin system used; and
4. A proper cool-down of the CIPP.

by Matt Timberlake President, Ted Berry, Trenchless Technologies Team LLC, International Pipe Bursting Association Marketing Committee and Andy Meyer, President, Murphy Pipeline Contractors Inc., International Pipe Bursting Association

Pipe bursting is a proven method for replacing underground pipelines and is the only method of pipeline rehabilitation and replacement other than open cut-excavation that can increase the size of an existing utility without trenching.

Jeff Griffin, Senior Editor

The U.S. District Court for the District of Columbia has established a schedule for filing motions by both parties in the styrene industry’s legal challenge to the federal government’s designation of styrene as a possible cause of cancer.

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.

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