Residential houses were constructed in the lower town.Standardizedburnt bricks was the common building material.There was variation in the size of houses.There were houses of single room to large houses with 12 rooms and a courtyard.The presence of stairways indicate that there were 2 storey buildings as well.These houses had much the same plan a square courtyard around which there were a number of rooms.The entranceof the houses were from a narrow lane which cut the streets into right angle .Doors and windows opened into the courtyard nand rarely into the streets.Mostof the houses had individual wells, bathing places,drains  and toilets