Reference is made to your letter Ref no. CK/PLC4/2280/59 dated 08 August 2016. To ensure the continued project hazard of the MRT Purple Line after commencement of revenue service, by we follow the GS Annex 2 – System Assurance Requirements (item 4.3 Hazard Analyses and Hazard Log), therefore before hand over the System Hazard Log to Operation we would like you to prepare