angles arm basket cherry-picker connecting connections danger dangerous electricity elevated elevation equipment external Harness height heights high hydraulics insulators lifting machinery on-high perspectives power power-lines power-pole raised raised-platform repair-crew replace replacement replacing risks risky safety safety-harness service up-high work workman burden china desert dune horse mammal pack ponies pony rest saddle sand Tengger raising trucks vehicles appearance architectural architecture blue building color colors colour colours features orange paint painter painting safety-colours surface surfaces wall walls white workmen activities aims ascend ascending belayer belaying chalk chalk bag climb climber climbing climbing harness climbing rock climbing rope climbing technique climbing wall competition descend descending give outdoor sport risk rock rock climbing shoes safety harness shaped climbing holds sport structure take TARGETS Tension woman work-life-balance boy self-confidence trust anchored dangers grip gripping hoisted hold holding immobilised immobilized lines maintenance maritime mast plank repairs rigger rigging rope ropes safety-equipment sailing seat seated seaworthy secured securing security ship stop stopped suspend suspended tall-ship tough transport vessel