Starting Of The Big
Here in Maine the frost goes
deep so the foundation is made of taper columns.
The four corner pieces are 5'
tall and 6" square at the top and 18" square at the
The form for the telescope pier
is 18" at the top and 48" at the bottom and 5' tall.
piers have 4 pieces of rebar
for strength, 8 in telescope mount.
Foam boards were put under each
pier so that the frost would not travel down the pier, out
the bottom and push the pier
up from the bottom. This is not my design but a cabin in northern
that the foundation has not moved
in the past 15 year. So far three winters in the ground and it
not moved on me.
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