angles Australia commute commuter-train commuting dangerous electric electric-lines electric-rail-system electric-train electric-trains electricity movement overhead-lines passenger-service passenger-train passengers people perspectives platform platforms rail rail-transport railroad rails railway railway-station service station suburban train trains transport transportation travel urban voltage wire wires wiring danger electric-power electricity-poles electricity-power-lines energy equipment height high high-voltage high-voltage-equipment insulators light power power-poles power-supply strength sub-station supply transformers barbed bush fence flowers gorse metal spike yellow cut out cutters isolated strippers tool cars communication electic Freihafen wagon barrier hard iron Nyberg steel