Natural Gas Pipelines

Engineering Innovations Emerge from Lining Challenges

The 30-inch turnkey project in Brooklyn’s Gowanus Canal challenged what we thought was possible. There were several times we wondered, can it be done? There was nothing conventional about this project. The drawings showed a pipe configuration I had never seen.

Turnkey Alliance Manages Leak-Prone Infrastructure

PPM and Hallen Construction, National Grid’s primary contractor, deliver turnkey and cost effective solutions to line a 24-inch cast iron gas main on a complex project in Queens, New York. The Starline CIPL technology is integral to National Grid’s long-term strategy to manage leaking infrastructure.