A field operator contacted the control room about a leaking connection on a heat exchanger. The control room operator instructed the field operator to bypass the heat exchanger. However, unknown to the control room operator, additional piping had recently been installed upstream of the heat exchanger, and had not been recorded on the P & ID. When the field operator incorrectly opened a valve in the new piping, the process stream was routed to an unintended location.
Which of the following groups of Risk Based Process Safety elements, if properly implemented, could have prevented this incident?
Which is the main objective for investigating process safety incidents?
Which of the following are best used to verify that an operator adequately understands training? (Select all that apply)
Which of the following Risk-Based Process Safety elements are expected to be most directly and frequently involved with the Emergency Management Element? (select all that apply)