• What does topic 22 say?
• Why is it necessary to correct it?
• Review of bugs in topic 22
• Corrective suggestions by mentioning examples
• Conclusion
22-1-Generalities
22-2-Administrative systems
22-3-Architecture and structure
22-4-Light, ventilation and living conditions
22-5-Mechanical installations
22-6-Sanitary facilities
22-7-Electrical installations
22-8-Construction gas supply facilities
22-9-Fire protection
22-10-Elevators and escalators
