Loading & Transport第 38 / 80 题

What must you do before loading or unloading a cargo tank of flammable liquid?

a.Fill the tank completely first
b.Disconnect the trailer
c.Set the parking brake, chock the wheels, and stay within 25 feet of the tank
d.Leave the vehicle unattended

解析

Before transferring flammable liquid, set the brakes and chock the wheels so the vehicle cannot move. The person doing the loading or unloading must control the process and stay within 25 feet, never leaving it unattended. Constant attendance allows a quick response to any problem.

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