The history of human house construction can be traced back to the earliest what to build a wooden house?

Primitive mankind in order to avoid the cold and wind and rain, to prevent insects, snakes and beasts, living in caves or trees, which is called "cave" and "nesting" (nesting in the trees). After continuous evolution, the ancients began to build houses. According to archaeological excavations proved that China's earliest housing construction in about six or seven thousand years ago in the Neolithic era. At that time, there were two main types of houses, one is to Xi'an, Shaanxi, half-slope site as a representative of the northern building mode - half-cave houses and ground houses; half-cave houses more round, deep and shallow crypts, pit walls for the foundation or walls; pit on the roof of the roof, the top of the grass and mud; some of the four walls and the middle of the room also has a wooden pillar to support the roof. Some of the four walls and the center of the room also have wooden pillars to support the roof. One is to zhejiang yuyao hemudu ruins as the representative of the Yangtze river basin and the south of the building mode - dry column type building; generally with vertical wood or bamboo piles constitute the ground above the bottom of the frame, the bottom of the frame on the size of the beams and wood support of the overhanging floor, which with bamboo, thatch and so on the construction of housing. The dry-fence type of building above the people, below the raising of livestock. -Common Sense Life.