Using the ERG: Practice
Prior to an incident, it is important for personnel to become familiar with the ERG.
Scenario
question
Read the continued scenario below and then select the best answer to the question.

After reviewing the potential hazards section, you move to the public safety section of Guide 153. Refer to the image of the public safety section of the guide and answer the following question.

Which of the following is not a recommendation for this hazard?

 Image of an orange bordered page, with a header of Public Safety. Under that, Call Emergency Response Telephone number on shipping paper first. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover. As an immediate precautionary measure, isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters (75 feet) for solids. Keep unauthorized personnel away. Stay upwind, uphill and/or upstream. Ventilate enclosed areas. Protective clothing. Wear positive pressure self-contained breathing apparatus (SCBA) Wear chemical protective clothing that is specifically recommended by the manufacturer. It may provide little or no thermal protection. Structural firefighters' protective clothing provides limited protection in fire situations ONLY; it is not effective in spill situations where direct contact with the substance is possible. Evacuation. Spill See (highlighted in green) table 1 Initial Isolation and protective action distances(end highlight in green) for highlighted materials. For non-highlighted materials, increase in the downward direction, as necessary, the isolation distance shown under “Public Safety” Fire. If tank rail car or tank truck is involved in a fire, ISOLATE for 800 meters (1/2 mile) in all directions; also, consider initial evacuation for 800 meters (1/2 mile in all directions.
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