HAZWOPER 40: Lesson 9 Quiz questions and answers, latest updated

HAZWOPER 40: Lesson 9 Quiz questions and answers, latest updated External communication is done by phone or radio. Its purpose is to coordinate emergency response and often to maintain contact with (blank). Off-site personnel and management What are some common internal communication devices? ... 00:36 01:11 To reduce the accidental spread of hazardous substances by workers from a contaminated area to a clean area. what should generally by established? Site work zones Which area is the passageway between the exclusion zone and the support zone used for the decontamination process? ... Which of the following is not an internal communication device used to communicate visually with personnel? Smoke The establishment of the hot line is based on evaluation results of soil and (blank) sampling. Water and air sampling The primary activities in the exclusion zone are site characterization (such as mapping or sampling), installation of wells for groundwater monitoring, and (blank). A variety of clean-up activities Which zone personnel are responsible for alerting the proper agency in the event of an emergency? Support Zone Workers in the exclusion zone should be in line-of-sight contact of communicative contact with which person in the support zone? ... What is necessary to prevent the exposure of unauthorized, unprotected people to site hazards? Site security