Perform and lead in maintaining poles, towers, transmission, distribution and street lighting circuits, transformers and associated devices, including relocating and replacing poles, renewing crossarms and hardware, replacing insulators, repairing guy assemblies, resagging and retying conductors, re-fusing or replacing cutouts, repairing air break and disconnect switches, changing transformer taps and checking oil levels, trimming trees and underbrush, tightening contacts and performing other associated work, including patrolling and switching, the installing, removing and reading of ammeters, volt-meters and associated equipment for load and voltage surveys and making of visual inspections of line and substation conditions and the preparation of required logs or reports. Perform and lead in installing or removing poles and their attachments, line conductors, insulators and associated devices, static and communication lines and affiliated equipment and underground cables including framing, erecting and aligning poles, assembling, installing and removing guys, cutting and trimming trees and underbrush, stringing, sagging, tying-in and connecting conductor wires and cables, installing and removing cutouts, air break switches and other line devices, laying and connecting cable lengths, installing street lighting equipment and over-seeing execution of a portion of specified work as assigned.