HDD Punchout (Part 2)

On Monday 1st December, divers confirmed that the HDD punchout is in an excellent position for the cable landing with 200-400mm of sand cover and a fairly clear path seaward with no large obstacles.  The 158 lengths of drill pipe have now been extracted and removed from site and the steel tube which will be inserted to permanently stay in the hole to house the submarine cable has been delivered to site. Installation of the steel tube began on Saturday 6th December and was completed yesterday.

The above photo shows the last tube being inserted and the purging of air from the seaward end of the tube.

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