naval dockyard, mumbai - Irfc-nausena.nic.in
naval dockyard, mumbai - Irfc-nausena.nic.in
naval dockyard, mumbai - Irfc-nausena.nic.in
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17<br />
cleared<br />
BLASTING Of<br />
UNDERWATER AREA<br />
Area to be washed by salt<br />
water followed by fresh<br />
water after undock<strong>in</strong>g<br />
2 3 3<br />
NAVAL DOCKYARD MUMBAI<br />
DOC CODE Q C H 7 4 Q A P 0 3 8<br />
DEPT : MQC ( HULL) C NO 74 ISSUE<br />
NO 02<br />
DATE : 22 APR 09 PAGE 5 OF 9<br />
18<br />
19<br />
20<br />
21<br />
22<br />
Underwater hull area to<br />
be prepared to SA 2.5 std<br />
by Grit blast<strong>in</strong>g<br />
2 3 3<br />
Areas to be primed with<strong>in</strong><br />
2 hrs of blast<strong>in</strong>g after QC<br />
2 3 3<br />
concurrence<br />
Application of pa<strong>in</strong>t<br />
scheme as per SOW No 20/03 2 3 3<br />
RENEWAL OF ANODES<br />
Determ<strong>in</strong>e No. of anodes<br />
to be renewed<br />
Identification of material<br />
Visual <strong>in</strong>spection<br />
report & Survey<br />
report<br />
Ship's record<br />
1 2<br />
1/2 3 3<br />
Iron grits to be used of<br />
G 24<br />
Inspection be offered<br />
at each coat <strong>in</strong>terval<br />
prior to next coat<br />
23<br />
Inspection after fitment of<br />
anodes<br />
As per <strong>in</strong>stallation<br />
manual. NDT post<br />
fitment<br />
2 3 3<br />
Areas where anodes<br />
are fitted to be blasted<br />
prior fitment<br />
FITTINGS<br />
24 Survey, Repair/ Renewal/<br />
Replacement/ of various<br />
foundations,<br />
miscellaneous out fitt<strong>in</strong>gs,<br />
Guard Rails, Hand Rails,<br />
Stanchions, Cable locker,<br />
Hawse pipe & Naval pipe,<br />
Bollard, Cleats,<br />
AS per SOW<br />
( If repair work is<br />
carried out then it<br />
has to follow the<br />
norms approved<br />
by QC)<br />
2 3 3 Structure which<br />
required renewal is<br />
manufactured as per<br />
approved draw<strong>in</strong>gs<br />
DYT/INCOD/1213/106(a)/PLYCM/MADHURREFIT/420 60/127
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