angles arm basket cherry-picker 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 raising repair-crew replace replacement replacing risks risky safety safety-harness service trucks up-high vehicles work workman aerobridges aeroplane air-industry airbridges aircraft airline airlines airplane airport airport-tarmac airport-terminal cockpit curved curves jet-bridge jets jetways ladders light lights luggage luggage-trolley mobile moveable-bridges movement parked plane rain raining servicing stairs tarmac terminal transport transportation travel traveling travelling trolleys wet accommodation appartment blocks architecture building buildingns bus contrast contrasting double-decker bus double-decker tram flats from above highrise highrise accommodation homes Hong Kong looking down modern multi-storey multi-story overpass pedestrian-overpass street street-scene tall tower towering traffic tram units views above aerial arial Australia below cars colors colours conditions construction development flight flying green greenery ground hazy highways houses motor cars ovals panoramic parks playing fields properties roads roadways roofs rooves shapes streets suburban suburbs trees up above