Client: Oil and gas exploration and production company
Topic: HSSE audit, seismic and navigation processing QC for 2D towed streamer seismic

Situation

• Acquisition of a 2D towed streamer seismic data inshore and offshore Oman
• Quality assurance services in the form of seismic acquisition QC combined both seismic and navigation processing QC required
• A full HSSE audit and vessel inspection required prior to start up
  
  

Challenges

• Close proximity to the shore
• Security and possible unwanted boarding
• Shallow rocky sea floor
• Communication with local fishing vessels especially at night time
• Negotiation of several islands
  
  

Actions

• Security drills for this survey
• Magnetometer and marine gravity data assessed for quality
• The Geo People supplied a full HSSE audit and vessel inspection of the mother vessel and the chase boats while the vessels were alongside in port
• Quality control of the contractor’s procedures
• Quality control of the seismic data
• Quality control of the navigation processing

Results

• Safe acquisition of accurately positioned seismic data
• No Lost Time Incidents (LTIs)
• No other work related incident or injury