A tremmie is used during the drilling of a pier to
A)bring the cut soil out of the hole.
B)seal the pier hole against percolation of water.
C)bring up the groundwater that collects at the bottom of the pier.
D)prevent the caving in of the soil.
E)none of the above.

Question

Quizplus · Accepted Answer

A tremmie is specifically used for placing concrete underwater or in deep foundations, not for the purposes listed in options A, B, C, or D. It ensures the concrete is placed without mixing with water or air, maintaining its integrity.

A Tremmie Is Used During the Drilling of a Pier