INTRODUCTION
Oakland County WRC (Owner) requests a proposal to conduct pipe cleaning by the ice pigging method on the interior of Oakland County water mains and sewer force mains. This work will assist Oakland County in conducting routine cleaning, maintenance and inspections on water and sewer systems.
PURPOSE
The objective of the activities requested is to clean Oakland County’s water main and sewer force main interior pipe surfaces from fat, oil, grease, sediments, loosely adhered materials, and biofilms through ice pigging operations. Oakland County does not intend to remove tuberculation from water and sewer systems using the ice pigging method. The Contractor is responsible for manufacturing, delivering, inserting and extracting the ice slurry into and from designated pipes.
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