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Oct 18, 2024
10:44
:36
am
Trust Me
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It’s possible to excavate below an existing house.
Because of the way the new foundation walls are tied in to the existing footings you will lose at least 2 feet. So your 25x20 additon would end up as a 21x16 room.
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Mar 7, 2023
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Oct 18, 2024
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Time
Construction question. I built an addition with footers and a crawl space
Iman23
10:21am
It’s possible to excavate below an existing house.
Trust Me
10:44am
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