2021-12-07_REVISION - M2012032 (16)

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Above Ground Storage Tank Monthly Inspection Checklist Lkrunv SrLVM MINES Tank ID: Status Indicator Tank Description: Satisfactory, no action required Time: NA= Not applicable Inspector: R= Repair or action required Inspector Signature: C= Additional comments on se arate sheet .0 a on a +� > u Inspection Items `° � g g ' ' ' LA O z° o Inspection Date Tank labels are in place,in good condition with correct NFPA labels Emergency,bypass,or other unused drain valves are locked Egress pathways are clear Drainage pipes and valves are fit for continued service There is no evidence of tank or container settlement or foundation deterioration There is no significant cracking or spilling of secondary containment walls or floors Tank or container supports are in sa isfactory condition External tank or container surfaces are not in contact with water Grounding straps are secured and in good condition Interstitial space of double wall tank is free of Liquid Electrical wiring associated with level gauges,lights or other equipment is good condition Tank or container coatings are in good condition There is no noticeable tank shell/head distortions,buckling,denting or bulging There is no evidence of tank shell/head corrosion or cracking Tank vents are free of obstructions Tank liquid level sensing devices have been tested to ensure proper operation (annually) There are no visible signs of stress, Leakage,corrosion,rusted support connections,or other potentially significant degradation. No evidence of spills or releases(pooling, staining,etc. Unloading procedures are in place and have been communicated to appropriate personnel and haulers Lighting is sufficient for nighttime spill release detection All necessary spill response equipment is present Spill response materials are in good condition and have not passed expiration date(s) Inspector Initials Materials Containment Plan (MCP) Page 19 of 33 May 2021