General Procedures for Handling Construction Quality Accidents (1) Accident investigation Contents of accident investigation report: general situation of the unit, basic situation of the accident, emergency measures, relevant data, preliminary judgment of the nature of the cause, suggestions for accident handling, the situation of the accident involving personnel and the main responsible persons. (2) Reasons for Accidents (3) Formulating technical scheme for accident handling (4) Accident handling (5) Acceptance and acceptance of accident handling (6) Submitting treatment reports: the contents include: original data of accident investigation, test data; accident cause analysis and demonstration results; basis of accident treatment; technical scheme and measures of accident treatment; relevant data, records, inspection and acceptance records in the process of implementation of technical treatment; penalties for accident-related persons and conclusions of accident treatment, etc.