Nagog Pond Intake Replacement

Owner: Town of Concord Partner: D&C Construction Type: Access Platform/Trestle, Subaqueous Pipeline Location: Acton, Massachusetts Project Description: For this project, H.B. Fleming fused and installed 1,100 linear feet of 20″ pipe, connected new pipe to the existing pipeline, and designed and fabricated a pile-supported frame to support the intake.  Challenge: Install a new drinking-water intake…

Merrimack River Water Intake Structure

Owner: Pennichuck Water Service Corporation Partner: Kingsbury Companies Type: Infrastructure Support Location: Merrimack, New Hampshire Project Description: For this project, H.B. Fleming installed three cofferdams on land for junction structure, as well as interconnected piping and a wet well. In the water we installed a trestle for crane access to the river and a 200-foot-long…