1. Safety Talk 4 / 1 Safety Talk 4 Safe Operation of Storage Tanks: Major Tank Fires

2. Safety Talk 4 / 2 Major tank fire

3. Safety Talk 4 / 3 Open top floating roof tank

4. Safety Talk 4 / 4 Sunken floating roof

5. Safety Talk 4 / 5 Dike / bund drain valves should be kept shut except when draining rainwater

6. Safety Talk 4 / 6 Open top floating roofs must be checked after heavy rain

7. Safety Talk 4 / 7 Roof drain sump Centre deck Sump cover Check or non-return valve Sump To drain

8. Safety Talk 4 / 8 Partially blocked screen cover on roof drain

9. Safety Talk 4 / 9 Corrosion product / debris collects in roof drain

10. Safety Talk 4 / 10 Grounding cable between weather shield and deck. Are they maintained in good condition ?

11. Safety Talk 4 / 11 Damaged wheel on rolling ladder

12. Safety Talk 4 / 12 Anti-rotational pole – check condition and rollers

13. Safety Talk 4 / 13 Check vents and associated screens. Are they clear, free of debris and unrestricted ?

14. Safety Talk 4 / 14 Check condition of fire fighting systems

15. Safety Talk 4 / 15 Test fire fighting systems when tank taken out for inspection

16. Safety Talk 4 / 16 Checklist (to be completed by technician) Cleanliness1) Is there any debris, rags, bottles, rust scales etc on roof deck & seals ?YES / NO 2) Ponding of rain water on roof deck ? YES / NO LeakageSign of oil or holes on roof deck ?YES / NO Roof DrainsClogging of roof drain screen mesh ?YES / NO PV Vent MeshClogging of PV vent mesh ?YES / NO Emergency Roof DrainAny clogging of emergency roof drain mesh ?YES / NO Goose NeckIs there any visible defect ?YES / NO Weather Shields / Seals1) Is there any damage or corrosion ?YES / NO 2) Excessive gaps between seal and shell YES / NO Pontoon1) Presence of water / oil inside pontoon compartments ?YES / NO Compartments2) Are pontoon covers tightened down on their fastening lugs ?YES / NO Earthing CableAny damage on earthing cable connecting roof & Operator’s platform ?YES / NO Guide PolesAny damage on guide poles rollers ?YES / NO Rolling WalkwayAny damage on wheels of rolling walkway ?YES / NO Roof Drain ValvesHave the roof drain valves been greased & exercised to ensure ease of movements ?YES / NO Bottom of ShellWater ponding, corrosion, vegetation around bottom curb angle YES / NO ANY OTHER OBSERVATIONS / REMARKS: ACTION TAKEN (To be completed by Supervisor)

17. Safety Talk 4 / 17 Failed / buckled shell of tank due to excessive internal corrosion