The mound collapsed. “I allow you to construct three kinds of raised foundations: raised foundations of brick, stone, and wood.” It was difficult to get up to the sheds. “I allow three kinds of stairs: stairs of brick, stone, and wood.” People fell down while climbing the stairs. “I allow rails.” Grass and dust fell into the drinking-water sheds. “I allow you to firm up the structure and then to plaster it inside and outside, including: