Fill sandbags one-half full. Sand is suggested if readily available, however, sand is not mandatory and soil may be used.
Fold top of sandbag down and rest the bag on its folded top.
Stacking Sandbags
Care should be taken to stack the sandbags in accordance with the illustration (below). Place each sandbag as shown, completing each layer before starting the next layer.
Limit placement to two layers unless a building is used as a backing (below) or sandbags are pyramided as shown: