The Northern Operation Area consists of the Construction of 78no Chambers & Associated Pipework; 45no Zone Dividers / Double Hydrants and 123no Shut-Downs on live water mains (Ranging between 50mm diameter – 250mm diameter). The Western Operational Area consists of the Construction of 78no Chambers & Associated Pipework; 52no Zone Dividers / Double Hydrants and 130no Shut-Downs on live water mains (Ranging between 50mm diameter – 450mm diameter).