emergency door release mechanism inside public transport

yellow window white wheel vehicle lighting light iron hand green glasses glass gadget car blue black art emergency door release handle transport public bus trolleybus security safety escape exit evacuation urban mobility infrastructure travel system service technology efficiency automation modern engineering publictransit transitnetwork network journey city passenger accessibility protection securitysystem smart metro electricbus urbanism smartcity warning transportnetwork stop transportsecurity alert safetydevice prevention escapeplan emergencyexit