• A study of maintenance-related major accident cases in the 21st century 

      Okoh, Peter; Haugen, Stein (Journal article, 2014)
      This paper is based on a review of 183 detailed, major accident investigation and analysis reports related to the handling, processing and storage of hydrocarbons and hazardous chemicals over a decade from 2000 to 2011. ...
    • Improving the Robustness and Resilience Properties of Maintenance 

      Okoh, Peter; Haugen, Stein (Journal article, 2015)
      Industries with major accident potential, e.g. the process industries, are usually characterized by high degree of technological and organizational complexity, and hence are fortified with layers of protection (barriers). ...
    • Maintenance Concept Database Solution (MCDS) 

      Okoh, Peter (Master thesis, 2010)
      Ineffective maintenance has caused several organizations great economic loss in repairs and lost production in addition to the potential threat to both the health and safety of employees and the environment. The cause of ...
    • Maintenance of petroleum process plant systems as a source of major accidents? 

      Vinnem, Jan Erik; Haugen, Stein; Okoh, Peter (Journal article; Peer reviewed, 2016)
      The prevention of hydrocarbon leaks is of great importance as they are the most critical precursor events that may lead to major accidents on petroleum facilities. Maintenance of process components on offshore and onshore ...
    • Maintenance Strategies for Major Accident Prevention 

      Okoh, Peter (Doctoral thesis at NTNU;2015:272, Doctoral thesis, 2015)
      The overall objective of this PhD thesis has been to develop new strategies for the prevention of maintenance-related major accidents in the process industries. By virtue of the new knowledge developed in this PhD project, ...
    • Optimization of recertification intervals for PSV based on major accident risk 

      Okoh, Peter; Haugen, Stein; Vinnem, Jan Erik (Journal article, 2016)
      Overpressure is a major hazard in the process industry with the potential to lead to a major accident. Pressure Safety Valves (PSVs) are often used as the last layer of protection against such a hazard and require regular ...