![]() Evaluation is very important because it serves to guide the EMT during the physical examination of the patient in looking for and identifying possible injuries. In other cases, it is important to know the amount of debris that fell on the victim, what type of machinery was involved in the accident, etc. For instance, this evaluation involves determining how the vehicle(s) collided, the speed involved at time of impact, and whether safety belts or air bags restrained the victim. The EMT must quickly evaluate the total scene of a trauma. Warning Signs of Crime Scenes and Violence: ![]() When a hazardous material is involved, check the North American Emergency Response Guidebook published by the U.S.D.O.T., Transport Canada, and the Secretariat of of Communications and Transportation of Mexico or contact the agency CHEMTREC (Chemical Transportation Emergency Center, Washington, D.C.When wires are down, the danger zone is at least one full span of wires from the poles to which broken wires are attached. ![]()
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