CU of new Ontario Hydro emblem on side of truck. MLS of Hydro truck preparing for job in residential district, no leaves in trees. Shots of bucket at end of boom rising towards top of pole, men riding bucket. MCSs of men at work on hot-line, sign indicating 13800 volts. MS of turning red flasher, men in bucket at top of pole in out of focus background. Sequence on man climbing pole with leg spikes, working at top of pole.