The verti-drain was used on the Happy Valley turf track to alleviate surface hardness according to the following schedules:
The verti-drain was used on the Happy Valley turf track to alleviate surface hardness according to the following schedules:
| 4 – 18 Mar | A to C Course (Worked Back Position) |
| 25 – 27 Mar | C+3 Course (Worked Back Position) and the remaining area |
On completion of the works, the areas were lightly rolled as per previous practice.
