Telescope pier

[Bryan Carter]

I need advice on what i should do to make a pier. how deep should i make a 24 x 24 x ??? hole for a 12" tube? I want to make it with concrete.also Can anyone lend some pointers? I will be using a cpc 1100 on a wedge with the orion short tube piggy backed for a guide scope.will i need a plate made? Please help if any of you have done this let me know. Thanks!!

[Nick Dudish]

Don't forget to insert a plastic bag full of dry sand inside the pier. It will minimize any vibrations.