415-Tank cleaning Operations / 748
Tan
k
Cleanin
g Op
erations
BOS-PRD-03.900603
Table of Contents
1 P u r p ose......................................................................................................................................................3 2 Sc o p e .........................................................................................................................................................3 3 Res p onsibility , a u thority an d a cc o u ntability .........................................................................................4 4 Des c ri p tion ................................................................................................................................................5 4.1 Pre Task Planning .............................................................................................................................5 4.1.1 The tank cleaning plan................................................................................................................5 4.2 Working in confined spaces ..............................................................................................................5 4.2.1 Isolation.......................................................................................................................................5 4.2.2 Opening ......................................................................................................................................5 4.2.3 Entry............................................................................................................................................5 4.2.4 Ventilation ...................................................................................................................................6 4.2.5 Atmosphere Test ........................................................................................................................6 4.2.6 Exiting .........................................................................................................................................6 4.2.7 Tank cleaning – using the ship’s crew........................................................................................6 4.2.8 Tank cleaning – using shore contractors ....................................................................................6 4.2.9 Loading shore contractors equipment ........................................................................................7 4.2.10 Removing tank residues .............................................................................................................7 4.2.11 Returning the area to its original state ........................................................................................8 5 Re c or d s......................................................................................................................................................9 6 Relate d d o cu ments...................................................................................................................................9 7 Terms an d d efinitions ..............................................................................................................................9 8 Revie w, a pp roval , revision an d i d entifi c ation of c han g es ...................................................................9Version 04. Original date: 22/06/2012. Version date: 31/12/2014. Valid version only on QMS site. Uncontrolled document when printed.
Procedure prepared by: BOS Deputy QHSE Manager. Approved by: BOS QHSES Manager. Validated by: BOS Quality Representative
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