Wintershall K10-B Decommissioning Case Study. Sven Vandamme, Scaldis Salvage & Marine Contractors

Wintershall K10-B Decommissioning Case Study Sven Vandamme, Scaldis Salvage & Marine Contractors

SVEN VANDAMME PROJECT ENGINEER

01. COMPANY PROFILE 02. ING TRACK RECORD 03. SITE VISIT 04. PREPARATION PHASE 2013 05. PREPARATION PHASE 2014 06. REMOVAL PHASE I 07. REMOVAL PHASE II 08. DISPOSAL YARD 09. TECHNICAL QUERIES 10. LESSONS LEARNT 11. EXECUTION 01. ING TRACK RECORD

01. COMPANY PROFILE

RAMBIZ 3000 02. 01. TECHNICAL COMPANY SPECIFICATION PROFILE

RAMBIZ 4000 01. COMPANY PROFILE

02. ING TRACK RECORD

Project : REM platform Location : North Sea, NL Execution : 2007 Weight : 1000 T 02. ING TRACK RECORD

Project : Welland 54/1A Platform Location : North Sea, UK Execution : 2011 Weight : 970 T 01. 02. ING TRACK WORKS RECORD

Project : Camelot Location : North Sea, UK Execution : 2012 Weight : 1100 T (Topside) : 670 T (Jacket) 01. 02. ING TRACK WORKS RECORD

Project : Draugen FLP Location : Stord, Norway Execution : 2014 Weight : 300 T (Topside) : 4000 T (Column) 01. 02. ING TRACK WORKS RECORD

Project : K10-B Location : North Sea, NL Execution : 2014 01. 02. ING TRACK WORKS RECORD

03. SITE VISIT

01. 03. 03. SITE VISIT OFFSHORE SITE VISIT WORKS REMOVAL PHASE CONDUCTORS

01. 03. 03. SITE VISIT SITE VISIT WORKS

04. PREPARATION PHASE 2013

01. 04. 02. PREPARATION PHASE PREPARATION 2013 WORKS PHASE 2013 ROV SURVEY ROV SURVEY

01. 04. 02. PREPARATION PHASE PREPARATION 2013 WORKS PHASE 2013 TRUNNIONS PP TRUNNION INSTALLATION

01. 04. 02. PREPARATION PHASE PREPARATION 2013 WORKS PHASE 2013 MPI / UT LP MPI / UT

01. 04. 02. PREPARATION PHASE PREPARATION 2013 WORKS PHASE 2013 WORK PLATFORMS WORK PLATFORM INSTALLATION

01. 04. 02. PREPARATION PHASE PREPARATION 2013 WORKS PHASE 2013 SPIDER DECK REPAIR SPIDER WH DECK REPAIR

05. PREPARATION PHASE 2013 2014

01. 05. 02. PREPARATION PHASE PREPARATION 2014 WORKS PHASE 2014 SPIDER DECK REPAIR SPIDER PP DECK REPAIR

01. 05. 02. PREPARATION PHASE PREPARATION 2014 WORKS PHASE 2014 TRUNNIONS LQ TRUNNIONS INSTALLATION

01. 05. 02. PREPARATION PHASE PREPARATION 2014 WORKS PHASE 2014 CONDUCTOR CLEANING CONDUCTOR CLEANING

01. 05. 02. PREPARATION PHASE PREPARATION 2014 WORKS PHASE 2014 WORK PLATFORMS WORK PLATFORM INSTALLATION

01. 05. 02. PREPARATION PHASE PREPARATION 2014 WORKS PHASE 2014 ASBESTOS REMOVAL ASBESTOS REMOVAL

06. REMOVAL PHASE I

Phase I Phase I - B Phase II 1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors (11) 5. WH lower deck 6. WH leg extensions 7. WH jacket 8. Living quarters 9. PP main deck 10.PP leg extensions 11.PP jacket 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE

1. Vent boom 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE VENT BOOM

1. Vent boom 2. Bridge 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE BRIDGE

1. Vent boom 2. Bridge 3. WH upper deck Calculated Weighted : 835 t : 620 t 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE WH UPPER DECK

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors (11) 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE CONDUCTORS

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors (9) 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE CONDUCTORS

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors (9) 5. WH lower deck Calculated Weighted : 140 t : 160 t 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE WH LOWER DECK

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors (9) 5. WH lower deck 6. WH leg extensions 01. 06. 03. REMOVAL OFFSHORE PHASE REMOVAL I WORKS PHASE WH LEG EXTENSIONS

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors (9) 5. WH lower deck 6. WH leg extensions 7. WH jacket 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE WH JACKET

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors (9) 5. WH lower deck 6. WH leg extensions 7. WH jacket 8. Living quarters Calculated Weighted : 500 t : 520 t 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE LQ

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors 5. WH lower deck 6. WH leg extensions 7. WH jacket 8. Living quarters Calculated Weighted : 1220 t : 1000 t 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE WH JACKET

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors 5. WH lower deck 6. WH leg extensions 7. WH jacket 8. Living quarters 01. 06. 03. REMOVAL PHASE OFFSHORE I WORKS REMOVAL PHASE WH JACKET

07. REMOVAL PHASE II

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors 5. WH lower deck 6. WH leg extensions 7. WH jacket 8. Living quarters 9. PP main deck Calculated Weighted : 1810 t : 1850 t 01. 07. 03. REMOVAL PHASE OFFSHORE II WORKS REMOVAL PHASE PP MAIN DECK

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors 5. WH lower deck 6. WH leg extensions 7. WH jacket 8. Living quarters 9. PP main deck 10.PP leg extensions 01. 07. 03. REMOVAL PHASE II OFFSHORE WORKS REMOVAL PHASE PP LEG EXTENSIONS

1. Vent boom 2. Bridge 3. WH upper deck 4. Conductors 5. WH lower deck 6. WH leg extensions 7. WH jacket 8. Living quarters 9. PP main deck 10.PP leg extensions 11.PP jacket Calculated Weighted : 1220 t : 930 t 01. 07. 03. REMOVAL PHASE OFFSHORE II WORKS REMOVAL PHASE PP JACKET

08. DISPOSAL YARD

01. 08. 02. DISPOSAL YARD PREPARATION WORKS PHASE 2014 TRUNNIONS INSTALLATION

09. TECHNICAL QUERIES

01. 09. 02. TECHNICAL QUERIES PREPARATION WORKS PHASE 2014 TRUNNIONS INSTALLATION

01. 09. 02. TECHNICAL QUERIES PREPARATION WORKS PHASE 2014 BARGE PREPARATIONS

01. 09. 03. TECHNICAL OFFSHORE QUERIES REMOVAL WORKS PHASE WH LEG EXTENSIONS

10. LESSONS LEARNT

01. 10. 02. LESSONS LEARNT PREPARATION WORKS PHASE 2014 BARGE PREPARATIONS

01. 10. 03. LESSONS OFFSHORE LEARNT REMOVAL WORKS PHASE WH LEG EXTENSIONS

11. EXECUTION

1. Preparation phase 2013 : 16 days 2. Preparation phase 2014 : 14 days 3. Removal phase I (Vent boom, Bridge, WH upper deck, Conductors (11), WH lower deck, WH leg extensions (6), Living quarters, WH jacket) Mob/Demob : 3 days Sailing : 4 days Working days : 10,5 days Wow : 11 days 4. Removal phase II (PP main deck, PP leg extensions (6), PP jacket) Mob/Demob : 2 days Sailing : 4 days Working days : 3 days Wow : 5 days 01. 11. 02. EXECUTION PREPARATION WORKS PHASE 2014 BARGE PREPARATIONS

Scaldis Marine Contractors NV Sven Vandamme THANK YOU Project Engineer Noorderlaan 133 box 31 2030 Antwerp, Belgium Sven.vandamme@scaldis-smc.com www.scaldis-smc.com