Ballasting and Underbase Grouting Track Record

Operator Client Date Platform
Talisman Smit 2007 Yme – Underbase grouting
Petro Canada Smit 2006 DeRuyter – Underbase grouting
Shell Aker 2006 Sakhalin – Underbase grouting design
Statoil Aker Kvaerner 2004 Snohvit – 6 subsea bucket foundations
Statoil Saipem UK 2003 Kristin – 4 subsea structures/bucket foundations
Veba Oil & Gas Smit 2000 Hanze F-2A – Orecreting & ballasting 33,000 tonnes
Veba Oil & Gas Smit 2000 Hanze F-2A – Underbase grouting
Statoil Stolt Offshore 1999 Jotun – Suction anchor buckets
BP Technip 1998 ETAPS template – Underbase grouting
Kvaerner Oil & Gas Aker Maritime 1998 Siri – Underbase grouting
Statoil Saipem UK 1996 Sleipner SLT – Underbase grouting bucket foundations
BP Aker Maritime 1995 ‘Harding’ – Underbase grouting of gravity structure
Statoil Saipem UK 1994 Europipe 16/11E – Underbase grouting bucket foundation
Statoil EMC 1992 Zeepipe – Template/tie-in and ballasting using high density slurries (3.60 SG)
Total Scott Lithgow/Stolt Offshore 1991/92 Bruce SSIS – Levelling and ballasting using free flowing self levelling and high density slurries (from 1.60 to 3.60SG)
Britoil UIE Scotland 1991 Amethyst structure – A1-D; 3.60SG Barytes
Amoco Stolt Offshore 1990 N W Hutton – Grouting and ballasting of various subsea structures; 3.60 SG
BP Stolt Offshore 1990 Forties – T-piece base structure; 3.00SG Barytes
Britoil UIE Scotland 1990 Amethyst – Ballasting B1-D; 3.60SG Barytes
Sovereign Oil Technip 1990 Emerald Riser Bases – Ballasting 4 subsea structures; 3.55SG
Total Stolt Offshore 1990 Alwyn – Subsea barrier pipeline protection and ballasting; 3.60SG
Single Buoy Moorings McDermott Australia 1986 Jabiru Mooring System – Barytes ballast
Single Buoy Moorings Single Buoy Moorings 1986 Ashland FPSO – VI Yoke nallasting hematite
Single Buoy Moorings Single Buoy Moorings 1984 Statfjord 'C' – Single Point Mooring System
Single Buoy Moorings Single Buoy Moorings 1982 Tazerka – Single Anchor Leg Storage System (SALMS) - Hematite
Britoil Britoil 1978 Thistle – Single Anchor Leg Mooring (SALM) - 2000 tonnes

Key Features

  • Used to secure gravity base structures to the seabed
  • Experience of steel and concrete based structures