Submarine Cable and Pipeline Routes Survey

Year Client Location Service Provided
August 2009 Van Oord Dredging and Marine Contractors Pulau Ular to Jurong Island, Singapore Post Construction/Installation of NEWater Submarine Pipeline from Pulau Ular to Jurong Island Bathymetric, Side Scan Sonar and As Built Land Survey
December 2007 to January 2008 Van Oord Dredging and Marine Contractors Pulau Ular to Jurong Island, Singapore Pre Installation of NEWater 800mm diameter Submarine Pipeline Bathymetric, Side Scan Sonar Survey, Magnetometer Survey and Land Site Topographical Survey
December 2006 to March 2007 Island Power Company Ltd Singapore Pulau Peiping, Indonesia to Jurong Island, Singapore Proposed Subsea Natural Gas Pipeline Route Survey comprising of Desk Study, Multibeam Sonar Survey, Seismic Survey, Side Scan Sonar Survey, Drop Cores and Borehole Drilling
April 2007 PowerGas Ltd Singapore Territorial Waters to Jurong Island, Singapore Multibeam Sonar Survey to check for Subsea Natural Gas Pipeline condition since installation.  3-D imagery of pipeline and seabed to check for pipeline exposure.
December 2005 to June 2006 Penta Ocean Construction Co Ltd Plentong Johor to West of Senoko Fishery Jetty, Singapore Survey for Installation of 24 inch submarine gas pipeline – Pre Construction Bathymetric and Side Scan Sonar Survey, Post Trenching Bathymetric Survey, Post Lay Pipeline Survey, Post Sand and Rock Backfilled Survey and Post Construction Bathymetric and Side Scan Sonar Survey.
December 2005 & March 2006 GreenScience Global Solutions (Europe) Ltd Natural Gas Transmission Submarine Pipeline from Sakra to Raffles Shoal Side Scan Sonar Survey and Tracking of Pipeline for Potential Gradient Measurement.
February 2006 PKDBH Joint Venture South of Pulau Busing, Pulau Ular, Pulau Bukom Kechil and Pulau Bukom, Singapore Cable Detection for Tone Detector interfaced to Ultra Short Base Line, Gyro Compass, Motion Sensor and DGPS for 6 x 66kV Submarine Cables Sensor and 4 x 66kV Submarine Cables for reclamation of Pulau Busing, PulauUlar and Pulau Bukom Kechil
February to March 2005 Keppel Energy Pte Ltd /Petronas National Bhd Malaysia Plentong, Johor to West of Senoko Fishery Jetty, Singapore Magnetometer Survey for the detection of existing 28 inch Submarine Gas Pipeline.  Geophysical, Bathymetric, Side Scan Sonar and Magnetometer Survey of proposed 24 inch Submarine Gas Pipeline, Route, Horizontal & Vertical Control Survey and Topographical Survey of Landing Points.
November 2004 to February 2005 Kiso-Jiban Consultants Co Ltd /Surbana Consultants Pte Ltd Geophysical and Hydrographic Survey near Pasir Panjang Wharves Survey and detection using a tone detection system and Ultra Short Baseline of 2 x 22kV Submarine Power  Cables and 2 x 66kV Submarine Power Cables.  Side Scan Sonar and Magnetometer Survey of 2 x 250mm diameter Submarine Water Pipelines.
 June 1999 Nissal Marine Int’l Pte Ltd Southern Thailand Survey of landing points for submarine cables at various points
December 1998 Nissal Marine Int’l Pte Ltd Selat Sinki, Singapore Provision of personnel and equipment for locating submarine cables by divers
August 1997 Ministry of the Environment Sewerage Department Changi, Singapore Bathymetric, Geophysical and Side Scan Sonar Survey and Magnetometer Survey for 6roposed submarine deep tunnel sewerage system
October 1996 Nissal Marine Int’l Pte Ltd Pulau Ayer Merbau to Pulau Bukom Kechil and Pulau Bukom, Singapore As laid’ side scan sonar survey of submarine cables
March to June 1996 Nissal Marine Int’l Pte Ltd Pulau Seraya to  Pulau Bukom Kechil and Pulau Bukom, Singapore Provision of personnel and equipment for laying of submarine cables
August to October 1995 Nissal Marine Int’l Pte Ltd Pulau Seraya to Pulau Bukom, Singapore Topographical, Bathymetric, Side Scan Sonar and Seismic Survey of submarine cable route
October 1994 Obayashi Corporation/Public Utilities Board Tuas Bay, Singapore Geophysical and bathymetric Survey of proposed submarine cable tunnel route
May 1994 Penang Water Authority Butterworth to Penang, Malaysia Side Scan Sonar Survey to locate existing submarine water pipeline
April 1994 Nippon Salvage Ltd Ko Chang, Thailand Provision of personnel and equipment for positioning of submarine cable laying operations
March 1994 Water Authority Penang Butterworth to Penang, Malaysia Bathymetric, Side Scan Sonar, Seismic Survey and vibrocoring of Submarine water pipeline route
November 1993 Futatsu Marine SEA Pte Ltd Liem Ngop and Ko Chang, Thailand Bathymetric and Side Scan Sonar Survey of Submarine Cable routes
March to June 1993 Nippon Salvage Co Ltd, Japan Pulau Ayer Merbau to Pulau Ular, Singapore Provision of personnel and equipment for laying of submarine cable
August 1992 Nippon Salvage Co Ltd, Japan Pulau Merbau to Pulau Ular, Singapore Bathymetric, Side Scan Sonar and Seismic Survey of Submarine Cable route
March 1992 Futatsu Marine SEA Pte Ltd Kota Kinabalu, Sabah, Malaysia Provision of personnel and equipment for positioning Submarine Cable laying
January 1992 Shell Eastern Petroleum Ltd Western Anchorage, Singapore Side Scan Sonar Survey to locate damaged submarine pipeline
Decemebr 1991 Nippon Salvage Co Ltd, Japan Manila, Philippine to Kota Kinabalu, Sabah (inshore sections only) Provision of personnel and equipment for positioning of submarine cable laying
September 1991 Nippon Salvage Co Ltd, Japan Jerudong, Brunei Survey of submarine Optic Fibre Cable during laying, comprising of positioning, bathymetric survey & diving examination.
1991 IPCO Marine Ltd, Singapore Talinpu, Taiwan Pre-installation survey of submarine pipeline route to SPM No. 4, comprising sounding, side scan sonar sweeping, seismic survey, vibrocoring & current measurement.
August to November 1990 Sembawang Maritime Ltd, Singapore Pulau Ular to Pandan, Singapore Survey of submarine pipeline route, comprising side scan sonar sweeping, bathymetric survey, seismic survey & examination of the trench of R.O.V. – Pre installation survey
1990 Mitsubishi Cables Ltd, Futatsu Marine SEA Pte Ltd Pulau Ayer Chawan to Pulau Merbau, Singapore Topographic, hydrographic and seismic survey of submarine cable route
1990 Petrochemical Corp. of Singapore Pte Ltd Selat Ayer Merbau, Singapore Hydrographic, seismic and magnetometer survey, including diving search of existing submarine cables.
1990 Sembawang Maritime Co Ltd Pandan to Pulau Ular, Singapore Hydrographic and seismic survey of submarine pipeline route
1989 Hwa Lung Harbour Works & Salvage Co Ltd, Taipei, Taiwan Pasir Panjang to Pulau Bukom, Singapore Survey of submarine cable route, comprising of seismic profiling, side scan sonar sweeping and bathymetric survey. The survey includes the location of existing submarine cable.
1989 Specs Consulting Engineers Ltd/ Shell Eastern Petroleum Co Ltd Singapore Jurong to Pulau Bukom, Singapore Survey of submarine cable and pipeline route, comprising of seismic profiling, side scan sonar sweeping, bathymetric survey, topographical survey, suspended load sampling and current recording.
1989 Sepakat Setia Perunding (Sdn) Bhd/Malaysian Carbon Sdn Bhd, Kuala Lumpur Port Dickson, Malaysia Survey of submarine pipeline route from mainland to propose wharfs offshore, comprising of seismic profiling, side scan sonar sweeping, magnetometer survey, bathymetric survey and gravity coring.
1989 Protek Engineers Sdn Bhd/ Esso  Malaysian Bhd Port Dickson, Malaysia Survey of submarine pipeline route from mainland to existing jetty head offshore, comprising seismic profiling, side scan sonar sweeping, bathymetric survey, topographical survey and gravity coring.
1989 Mitsubishi Cable Industries Ltd, Tokyo, Japan Pulau Ayer Merbau to Pulau Ayer Chawan, Singapore Survey of submarine cable route, comprising seismic profiling, side scan sonar sweeping, bathymetric survey, topographical survey and seabed sampling and examination by divers.
1989 Hwa Lung Harbour Works and Salvage Co Ltd, Taipei, Taiwan Tanshui to Tong Yin Tau, North West Coast, Taiwan Side Scan Sonar Survey of submarine cables, comprising of seismic profiling, side scan sonar sweeping and bathymetric survey.
1989 Hitachi Cable Ltd, Singapore Pasir Panjang Power Station to Pulau Bukom Shell Refinery Singapore Survey of submarine cable route, comprising bathymetric, seismic and side scan sonar surveys and current measurement.
1989 Protek Engineers Sdn Bhd Kuala Lumpur, Malaysia Port Dickson, Malaysia Survey of submarine pipeline route for Shell Malaysia comprising bathymetric, seismic and side scan sonar survey and gravity coring
1989 Nippon Salvage Ltd, Tokyo Pasir Panjang to Pulau Bukom, Singapore Provision of positioning services for the installation of submarine cables
1988 Loh & Loh Construction Co Ltd/Public Utilities Board, Singapore Senoko, Singapore to Pasir Gudang, Johor, Malaysia Survey of submarine pipeline route, comprising of side scan sonar, magnetometer, seismic profiling and bathymetric survey including post lying of 44 inch submarine pipeline survey.
1988 Loh & Loh Construction Co Sdn Bhd, Kuala Lumpur, Malaysia Port Kelang to Pulau Ketam, Malaysia Survey of submarine pipeline route, comprising bathymetric survey, side scan sonar sweeping and gravity coring.
1987 Hitachi Cable Ltd Pulau Seraya to Pulau Merlimau to Pulau Ayer Chawan Survey of submarine cable route, comprising hydrographic, topographical, seismic and side scan sonar surveys.
1983 Public Utilities Board Singapore Mainland to Pulau Seraya to Pulau Ayer Merbau and Pulau Ayer Chawan Survey of submarine cable routes, comprising seismic, hydrographic, side scan sonar and magnetometer survey of three routes including seabed coring and currentmetering.
1983 Sumitomo Metal Industries Ltd/Penta Ocean Constn Co Ltd Tanjong Penjuru to Pulau Merlimau Survey of submarine cable and pipeline route , comprising hydrographic, seismic and side scan sonar survey.
1983 R J Brown & Associate Kerteh, Trengganu Malaysia to Single Buoy Mooring Survey of submarine pipeline route from shore, comprising hydrographic survey and side scan sonar sweeping.