Equinor receives nod to use ‘Endurance’ at Troll

‘Transocean Endurance’ semi-submersible drilling rig
‘Transocean Endurance’ semi-submersible drilling rig (photo: Transocean)

The Petroleum Safety Authority Norway (PSA) has granted Equinor Energy AS (Equinor) consent to use Transocean Endurance for drilling, completion and slot recovery of well 31/2 D-7 BY1H/BY2H/BY3H on the Troll field in the North Sea.

The consent comprises the use of Transocean Endurance for drilling, completion and slot recovery of well 31/2 D-7 BY1H/BY2H/BY3H for Troll oil. Water depth at the site is 335.1 metres.

The operation is scheduled to start in December 2018 and estimated to last 117 days.

Transocean Endurance is a semi-submersible drilling facility of the CAT D type. It was delivered by the Daewoo yard in South Korea in 2016, is registered in Norway and classified by DNV-GL.

The rig was issued with an Acknowledgement of Compliance (AoC) by the PSA in January 2016.