There will be 130 trails for skiing and snowboarding and 25 lifts. According to industry standards, the terrain has been estimated to support a comfortable carrying capacity of 15,250 skiers and riders at one time.
To see these trails and lifts, click on the "Resort Master Plan Map" below.

Links:
[1] http://www.garibaldiatsquamish.com/reports/volume-2-mountain-master-plan