General layout should be based on each single items of projects, technological process, the input and output of materials, waste discharge and storage of raw materials, and transportation, etc. , according to the factory to the natural conditions, the production requirements and function as well as the industry, professional design specification. 8. 1 general layout principle 8. 1. 1 design standard and basis for 8. 1. 2 layout principle 8. 2 general layout 6. 2. 1 of 8 main workshop. 2. 2 vertical layout principles and earthwork volume 8. 2. 3 8 field rain. 2. 4 green and fire 8. 3 architecture and structure design of 8. 3. 8 1 architecture design. 3. 2 8 structure design. 4 public and power engineering, 8. 4. 8 1 water supply and drainage engineering. 4. 2 electrical engineering 8. 4. Lightning protection and grounding protection 3 8. 4. 4 the telecommunications 8. 4. 5 heating and ventilation