Risk-based methods optimize maintenance work scope

Tesoro Hawaii Corp.'s refinery, located at Kapolei, Ha., on the island of Oahu, has been implementing an RBI strategy for 3 years. The program has resulted in a 20% shift of equipment to lower the likelihood of failures and a 10% shift to lower risk rankings.Click here to enlarge imageThe application of risk-based prioritization for scheduling maintenance and turnaround activities can yield significant economic advantages.Reliable data and a commitment to a risk-based strategy could reduce downtime days by 10% and execution costs by 15%.The implementation of a risk-based inspection (RBI) strategy was applied at two plants with the help of Aptech Engineering Services Corp.: one at Tennes...

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