Optimizing the use of Inspection Results

A limitation that continues to plague older risk assessment methodologies is the inability to fully include the results of inspections.  None dispute the value of inspection and its critical role in failure avoidance.  Yet, neither the classical statistics-centric QRA nor the common relative risk ranking methodologies, can capture inspection activity in a meaningful way. A […]

ILI vs DA—The Risk View

A rather common issue these days is decision making involving comparisons between In Line Inspection (ILI) vs Direct Assessment (DA, and, in particular, External Corrosion DA or ECDA).  You may need to research these techniques, if not already familiar to you, since we will assume the reader is fairly familiar with both. Both are acceptable […]

Myth Busting—I don’t have enough data (Part 2)

In the first part of this discussion, we hopefully dispelled some myths about low data availability.  We discussed how reasoning is used to generate data and how many useful pieces of risk insight emerge from even simple pieces of knowledge. We also contrasted a statistical approach to risk assessment with a physics based approach.  The […]