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Stern Ramp dismantling - Coggle Diagram
Stern Ramp dismantling
1- Pre-docking Inspection by NSH
2- MB of Hinges not exist
3- Spare Parts available onboard
4- Request attendance during DD
5- Contact with lifting company
6-Study the lifting process
7- Fabricate 4- lugs 55 ton for each
8- Open the ramp on 1 beam from yard
9- Connect the preventive wire
11- Prepare the lugs for welding
10-Supply Gas by CSE
12- Weld the lugs and apply NDT
13- Delivery 600 Ton crane to yard
14- Connect 4 wire to the lugs
15- Tension the wire
16- Start removing the piston pins
17- Start removing the main hinge pins
19- Start removing the preventive wire from ramp side
18- Lift the ramp a little bit to tension off the preventive wire
20- Lift the ramp 30 % to check the lug's health
21- Put the ramp again on support
22- Start lifting the ramp
14.1- Secure the ramp with two chain block PS & SB
23- Make The ramp free from hull and support beam
24- Crane move back slowly
25- Put the ramp on 9 blocks
26- Make scaffolding on the aft side