You respond to a highway incident in which a truck has been rear-ended, and squares of a white, fibrous substance are strewn across the roadway. You are able to speak to the driver, and his bill of lading identifies the cargo as white asbestos. What guide number is assigned to this material?
a. 138
b. 147
c. 154
d. 171

According to the Emergency Response Guidebook (ERG), the guide number which is assigned to this material (white asbestos) is: D. 171.

An Emergency Response Guidebook (ERG) refer to a guidebook that is primarily used by first responders in the course of an initial response that involves hazardous materials and dangerous goods transported through the following medium:

The main purpose of an Emergency Response Guidebook (ERG) is to aid first responders in the quick identification of the hazards posed by materials or goods involved in a hazardous material incident.

Additionally, the three (3) best methods for determining an appropriate guide page in ERG are:

1. A placard

2. The material's name

2. Identification (ID) number

In this scenario, the white, fibrous substance was identified as white asbestos and the guide number assigned to this substance on the Emergency Response Guidebook (ERG) is 171 because white asbestos are categorized as a low to moderate hazard.

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d. 171

Explanation:

According to ERG which stands for Emergency Response Guidebook, a guidebook for first responders to dangerous or hazardous goods and materials at the initial stage, particularly in the incidents or activities relating to transportation of these dangerous or hazardous materials.

It is a guide book for Mexico, Canada and USA, response officials.

Hence, in this case, in accordance to the ERG, number 171 is assigned to White Asbestos, due to its low to moderate hazardous nature, of which it includes fire or explosion and health hazards.

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