School St . Water Main Cleaning & Lining

2026-11-03

This project consists of the following areas and major components : SCHOOL STREET This project consists of the cleaning and cement - mortar lining of nearly 2 , 600 linear feet of 10 - inch cast iron water main . The project limits extend from the intersection of School Street and Westbourne Road to the intersection of School Street and Rum Hill Road . The proposed work includes the installation and maintenance of a temporary bypass water system to ensure continuous service to residential properties , with the exception of scheduled short - term shutdowns . Work shall be performed in accordance with the 2020 City of Concord Construction Standards and Details to provide a restored hydraulic capacity and extended service life for the existing 1920s - era infrastructure . The work also includes : • Hydrant Infrastructure : the replacement of hydrant laterals , resetting existing hydrants , and installing new gate valves and boxes • Water Service Valves : the replacement of existing water service valves ( 3 / 4 ” and 1 ”) and necessary tie - in piping and fittings • Restoration : permanent pavement restoration and turf establishment

New Hampshire

2026-04-28