Guidance Notes for Life Extension of Fixed Jacket Structures.

This document provides an overview of current methods and criteria of Life Extension (LTE) of fixed jacket structures with reference to ISO, API and NORSOK standards.

Sections include:

1. General
2. Life extension procedure
3. Brief overview of codes and standards life extension requirements
4. Structural integrity management
5. Structural strengthening and repairs
6. References
7. A sample risk matrix for the life extension process
8. An example of a SIM process
9. An example of an annual SIM process