The survey consists of a total of 90 000 line-km with a line spacing of 300 m (NW-SE trending) at a tie-lines of 3 km distance. The flying altitude is 60 m above ground (or sea level) and 100 m above urban areas. The survey consists of approximately 500 hours flying (including ferrying), and NGU is inviting companies for bids on data acquisition and processing.

The technical proposal shall describe in details, the equipment and methodology to be used in performing the works. This description must be accompanied by unit prices, terms and conditions for all work, whether planned or unforeseen. The Bidder must assure that the experts and equipment will actually be available for NGU during the survey period. NGU also invites you to include an option for similar surveys during the following three years (40 000-80 000 km per year in the period 2013-2015).