This text contains 28 papers from 12 countries that reflect the current state-of-the-art in the early 1990s of: modelling in loading, fatigue and IMR strategy, and more than 50 per cent of the papers originate from authors based in industry or government departments. The book should be of interest to those working in a wide range of industries such as oil company operators, consultants, certification authorities, construction firms, as well as academics, government departments and laboratories.