The Hidden Costs and Risks of Cross-Training Operators
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This episode of Chemical Processing's Distilled podcast explores the hidden costs and risks of cross-training operators in process plants, challenging the assumption that simply rotating personnel through multiple roles ensures readiness. Host Tracy Purdom and guest Dave Strobar, a human factors engineer and operator training expert, highlight how cross-training often leads to increased overtime, higher training costs, and inconsistent performance due to time-based training models that ignore job complexity. They emphasize the dangers of 'negative transfer'—when operators apply outdated or inconsistent procedures from one crew to another—and stress the critical role of human factors in control room design, particularly in alarm management and display clarity. The conversation shifts to modern solutions like decision-making exercises and objective performance assessments to improve readiness for high-stakes, low-frequency events. Looking ahead, Strobar predicts a transformation in operator roles driven by AI, robotics, and advanced diagnostics, requiring more technically skilled personnel and reimagined training programs that go beyond basic equipment identification to include system-wide situational awareness and AI oversight. Key takeaways include: (1) Cross-training should be based on job complexity and objective skill validation, not arbitrary timeframes; (2) Inconsistent procedures across crews create real safety risks due to negative transfer; (3) Control room displays must be optimized for operations, not training, to prevent missed alarms and misdiagnoses; (4) Decision-making exercises improve crew coordination during emergencies; (5) Objective, measurable assessments are essential to verify true competency; (6) Future operators will need broader technical skills in reliability, control systems, and AI oversight; (7) Technology will replace sensory tasks, shifting operator roles toward diagnostics and system monitoring; (8) The human-AI partnership must be carefully trained to avoid both over-reliance and dangerous override decisions.
Cross-training should be based on job complexity and objective skill validation, not arbitrary timeframes.
Inconsistent procedures across crews create real safety risks due to negative transfer.
Control room displays must be optimized for operations, not training, to prevent missed alarms and misdiagnoses.
Decision-making exercises improve crew coordination during emergencies.
Objective, measurable assessments are essential to verify true competency.
…and 3 more takeaways available in PodZeus
Introduction to Cross-Training Challenges
Tracy Purdom introduces the episode on operator cross-training, setting the stage with a discussion of its perceived benefits and the hidden costs and risks that often go unaddressed.
The Hidden Costs of Cross-Training
“Well, if I know multiple jobs and, you know, you know, multiple jobs, we can kind of shuffle things around. But with the cross-training requirement, now I have to take somebody off shift, put them through this training. I have to cover their job while they're in training. So there's the potential for some significantly increased costs associated with it.”
Time-Based Training vs. Job Complexity
“But as you say, different jobs, different complexity, different workload. You know, some jobs may take six months to learn and grasp. Some jobs may take two months to grab. But too often it's done purely on time.”
Negative Transfer and Procedural Inconsistency
“And that's actually the official term for that is negative transfer training. You know, that's why you get trained on something and you apply it. But now instead of being to a benefit, it's to a detriment.”
Human Factors in Control Room Design
“One refinery, the operators had an alarm on their alarm summary screen for eight hours telling them that, you know, they were losing water in their treated water tank. And after eight hours, they ran out of water and all the boilers shut down.”
“One refinery, the operators had an alarm on their alarm summary screen for eight hours telling them that, you know, they were losing water in their treated water tank. And after eight hours, they ran out of water and all the boilers shut down.”
“It's not just, oh, this flow valve isn't letting enough flow through. There's automated systems to tell you that they need to look at the whole plant and say, are we going in the right direction? Or wait a minute. Automation is taking us in the wrong direction.”
“Well, if I know multiple jobs and, you know, you know, multiple jobs, we can kind of shuffle things around. But with the cross-training requirement, now I have to take somebody off shift, put them through this training. I have to cover their job while they're in training. So there's the potential for some significantly increased costs associated with it.”
Host
Guest
Dave Strobar
person
Tracy Purdom
person
refinery
other
console operator
other
AI
other
Three Mile Island
other
Bevel Engineering
organization
drones
other
advanced process controller
other
OSHA 1910 Process Safety Management
other
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