The verti-drain was used on the Sha Tin turf track to alleviate surface compaction according to the following schedules:
28 Dec 2021 – 10 Jan 2022  | 
    A to C Course  | 
  
17 Jan 2022  | 
    C+3 Course and the remaining area  | 
  
On completion of the works, the areas were lightly rolled as per previous practice.