Document VdnzQZ2y8Y9gZgem11L87brq

ABD00110033 VCM Tankfarm HAZOP Critical Rank: 4 , Marginal Risk II = High Consequence C = Possible Occurrence Deviation : High Temperature or Pressure Equipment Number: DM-061 Equipment Description: Sphere vapor line knock-out pot. Cause: 1. External Heat 2 . Blocked or plugged line during recovery. 3 . Closed or blocked valve during recovery. Consequence: 1. Fire/Explosion. 2. Lift relief valve. 3. Rupture line. 4. Lift relief valve on DM-061. 5. VCM release. Suggested Mitigation: Install deluge over DM-061. Tie into new deluge line. Resolution: Comments: 12