2019 Sewer Main Lining Project

The 2019 Sewer Main Lining Project involves the provision of sewage bypass pumping, cleaning and video inspection of sewer pipe, root cutting, construction of Cured In-Place Pipe (CIPP) Class III structural lining, installation of lateral sewer service cured-in-place liner, and sprayed-in epoxy sewer manhole lining. The project was awarded to Green Mountain Pipeline Services for $336,302.00. The project is part of the City of Keene's Public Works department and is funded by the FY19 budget. • The project includes the provision of sewage bypass pumping to accommodate up to two times the peak measured flow of approximately 500 GPM for a minimum distance of 600 feet. • The project includes the cleaning and video inspection of sewer pipe, root cutting as necessary. • The project includes the construction of CIPP Class III structural lining within 435 feet of 6” Cast Iron pipe, 1,568 feet of 10-inch Vitrified Clay pipe (VC) and 2,168 feet of 12-inch Asbestos Cement (AC) pipe. • The project includes the installation of 35 lateral sewer service cured-in-place liner (Rim Cap). • The project includes the provision of sprayed-in epoxy sewer manhole lining, up to 132.5 vertical feet in 17 manholes.