Fill the Crib with Stones.
When the cribs are full, as the barrels are in Fig. 87, they wall form durable stone piers. Four such piers will support a house big enough for from two to four boys. In this case the foundation posts should be long enough to form the four corners of the house. To make the posts steady, nail two diagonal binders on the posts, from corner to corner, crossing them in the centre (Fig. 87).
Let these diagonals be just above the water, and above these, and out of reach of waves, nail four