3D amber background ball black car city color control design direction driving electric element frame futuristic glass graphic highway icon illustration image intersection isolated lamp light lights maybe metal road round safety sci-fi shiny sign signal street symbol traffic travel urban vector yellow go green yes across blue bridge cars colors colours contrast contrasting estuary freeway gray grey movement outdoor outdoors outside ripples rippling scenery sunlight surfaces transport transportation vehicles views water waterways waves Australia brake lights four lanes junction lamp-posts left-hand driving main road no turning road rules stationary stop Stop light stopped street junction street scene suburban suburbs towed traffic flow traffic lanes traffic lights trailer warning wide wide road no red access armed authorities authority availability available badges barriers communicating communication deployment equipment flashing-lights law law-&-order motor-bikes National-Day on-duty on-the-job order patrols police police-vehicles power presence regulations responsible security Singapore symbols traffic-control uniforms weapons