19.流动式装卸机械在道口突然熄火或发生故障无法行驶时,应急处置措施:( )。《铁路货物装卸安全技术规则》

流动式装卸机械在道口突然熄火或发生故障无法行驶时, 应急处置措施: The correct answer is ABCD. This question is about the emergency measures to be taken when a mobile loading and unloading machine suddenly stalls or experiences a malfunction at a level crossing. Option A: It suggests immediately reporting to the station duty officer or freight personnel and organizing the timely evacuation of people at the level crossing. Option B: It advises turning on all the lights, audio, and alarm devices of the loading and unloading machine to warn vehicles and pedestrians. Option C: In case there is shunting operation in progress or a train is about to pass, it recommends waving a red signal flag (or using a red signal light) in a safe area towards the approaching train direction to stop the shunting or train movement. Option D: Once the station duty officer agrees and the track is protected, it recommends organizing personnel and equipment to move the faulty machine away from the level crossing.