货物回流时经过的阀泄漏

samlu

samlu

Main Root Causes / System Causes主要的根本/系统原因
•        Unsuitable mode of securing hose joints (Design)
•        管接头固定方式不适合（设计）
•        Lack of specific inspection frequency for stripping activity (Organization/Procedure).
•        清扫作业缺乏特定的检查频次（组织/程序）
•        Formal training program on stripping activity, which also includes special precaution to avoid back-flow if stripping is against the tank cargo head (Training).
•        清扫活动的正常培训计划也应该包含特定的预防措施避免从船头抽吸货物时发生回流（培训）
•        Pre-inspection checks for stripping job (Training).
•        为清扫作业做预先检查（培训）
•        Maintenance program to ensure integrity of hoses (Maintenance Management).
•        维修计划应确保软管可靠（维修管理）
•        Lack of engineering control to arrest accidental back-flow (Design).
•        防止意外回流缺乏工程控制（设计）。