Its height: Succah 45a
The gap between the altar's ramp and the altar: Succah 49a-b
The tubs lining the altar for libation: Succah 48a-b
When the drains were created, during the First Week of Creation or later: Succah 49a, 50b, 53a-b
The depth of the drains: Succah 49a
Clearing the drains from libation wine: Succah 49a-b King David digging the drains: Succah 53a-b