danger dangerous electricity equipment external filling-in machinery on-high perspectives power power-pole repair-crew replaced replacement replacing risks risky safety service shovel shoveling shovelling stabilising stabilizing trucks up-high vehicles work workman clean cleaning Clearance clearing community contractors council-contractors drain drainage drainage-clearing drains hoses maintenance public pump pumping road roadside sanitation street-scene suburb suburban suction sunlight sunshine truck urban vehicle workmen aeration clouds club rooms cricket ground dark skies dog grass grassed area greens lawn aeration maintaining men mowing oval playing field preparation preparing renovating renovation shadows sporting area sports field sports oval strollers strolling suburbs tennis courts track tractor trail utility walkers working angles arm digger elevated elevation height heights high hydraulics lifting post-hole-digger raised raising spiraling spiralling angled Australian buildings compacting compactor diesel diesel-driven display displayed doesel-motor engine flatten flattening heavy heavy-duty historic historical history mechanical metal motor old railway-line road-work roller rural township trees vegetation vintage wheels advice authority availability available blue checkered checks communicating communication law mobile mobility motor-bike motor-cycle on-duty order police police-only regulations responsibility responsible restricted restrictions security sign signs symbols transport transportation travel power-lines replace accident broken damage damaged dangling insulators repairing repairs safety-harness snapped surface surfaces