Posted Nov 7, 2015, 4:06 AM
|
|
Mortaaaaaaaaar!
|
|
Join Date: Aug 2007
Location: Naugatuck, CT/Worcester,MA
Posts: 3,506
|
|
That may very well be the starting of piling for a secant wall. Sometimes when they drill for a secant wall they use foam spacers to help mock up where the piles are going to be.
|