The DES will be fully assembled with the mast raised and scoped at OESâ?? fabrication yard prior to being transported to the COSCO shipyard for full commissioning and integrated acceptance testing with the tender barge power and control systems. 
This process allows drill crews to assist in preliminary function tests of the Drawworks, Topdrive, Accumulator, BOPâ??s and offline activities cantilever (OAC) pipe handling equipment in co-operation with equipment vendor commissioning specialists.