About this document
CSS 21 Incident Report and Analysis by Chenuka is a document available to read on EtoBox.
On March 21, 2024, a maintenance staff member incorrectly operated the earth switch of CSS 21 while the cable was powered, leading to equipment damage and a 54-hour outage. The incident was attributed to human error, with failures in following operational protocols and lack of proper permits. Preventive measures have been implemented, including padlocking the earth switch and requiring online permit requests for maintenance work to avoid future occurrences.
- Author
- Chenuka
- Language
- EN