Powerline technicians construct, operate, maintain and repair overhead and underground electrical transmission and distribution systems. They erect and maintain poles and structures. They also install, maintain and repair overhead and underground powerlines and cables. They splice and terminate conductors and related wiring to connect power distribution and transmission networks.This Refresher Course help to prepare Powerline Technician to write the Inter provincial (IP)/ Certificate of Qualification (TQ) examination.Information pertaining to the eligibility requirements for writing the IP/TQ exam must be obtained from the Local Apprenticeship Board.