Usually round cylinders from what i remember, but where they don’t have the machinery you might see almost pyramid piles. In this weather, pykrite could be quite convenient AND resilient to some artillery.
70 posted on 11/20/2022 11:34:16 PM PST by MalPearce
("You see, but you do not observe". https://www.thefabulous.co/s/2uHEJdj)