Hourly activities:
00:00 - 00:15: POOH with BOP cleaning assy on 5 1/2" DP from 188 to 73 m.
00:15 - 01:00: Pulled cleaning BHA and inspected same. L/d to deck. No debris on magnets and in well protector observed. Cleaned and cleared rigfloor.
01:00 - 01:15: P/u safelock assy from deck. Removed protection and clamp.
01:15 - 01:30: RIH with safelock assy on 5 stands of HWDP from 7 to 210 m.
01:30 - 02:00: RIH with safelock assy on 5 1/2" DP from 210 to 640m. Restricted speed 1 min/stand.
02:00 - 02:30: Recorded up down weights 97/95 t. Washed setting area with 1100 LPM/2 bar for 10 min while reciprocating string between 640 and 644 m.
02:30 - 03:00: Sat plug with mid element at 641,2 m according to procedures. Function tested ball valve.
03:00 - 03:45: Pressure tested plug from below to 345 bar for 10 min. Volume pumped/bled off from 10 bar 1800/1700 ltr.
03:45 - 04:00: Closed ball valve according to procedure. Released RT. Pulled above safelock plug.
04:00 - 04:15: Pumped 5 m3 hivis pill above safelock plug. Spotted same with 1,03 SG packer fluid with 2000 LPM/10 bar and 60 RPM/4 KNM.
04:15 - 04:45: POOH with safelock RT on 5 1/2" DP from 638 to 210 m.
04:45 - 05:00: POOH with safelock RT on 5 1/2" HWDP from 210 to surface.
05:00 - 05:30: Closed shear ram. Pressure tested well above safelock plug to 345 bar for 10 min. Volume pumped/bled off from 10 bar 835/835 ltr. Meanwhile inspected and l/d safelock RT. Opened shear ram.
05:30 - 05:45: M/u jetsub, 1 stand of 5 1/2" HWDP and WB RT
05:45 - 06:00: RIH with jetsub/wb RT from 53 to 138 m.
06:00 - 06:15: Jetted WH area with 1500 LPM/5 bar.
06:15 - 06:30: RIH with jetsub/wb RT from 138 to 185 m. Landed out in profile with 7 t down and pulled WB with 40 t overpull.
06:30 - 06:45: POOH with jetsub/wb from 185 to 138 m.
06:45 - 07:00: Jetted WH area with 1500 LPM/6 bar.
07:00 - 07:30: POOH with jetsub/wb from 138 m to surface.
07:30 - 08:15: L/o wearbushing. Redressed WB RT.
08:15 - 08:30: Held TBT.
08:30 - 09:00: P/u and RIH padrt with lockdown sub to 139 m.
09:00 - 09:15: Installed lockdown sub with 4 172 CW turns and 7 t down.
09:15 - 10:15: Increased pressure in 35 bars steps to 207 bar for setting and locking lockdown sub. Kept pressure for 10 min.
10:15 - 10:30: Verified lockdown sat by applying 30 t overpull.
10:30 - 11:15: POOH with padrt from 139 m to surface. Cleaned and cleared rig floor.
11:15 - 11:30: Held TBT prior to nippling down BOP.
11:30 - 12:45: Rigged up diverter chains and bridle. Removed master bushing. Pumped out water from diverter and overshot. Bled down overshot and removed control hose.
12:45 - 13:30: Removed diverter and slipjoint and sat back same. Production shut-down at 13 00 hrs.
13:30 - 16:00: Removed BOP tensioners. Pumped out water from BOP. Disconnected nt2 and sat back BOP. Manwhile rigged down diverter chains. Installed elevator and p/u claxton XO and single of DP.
16:00 - 17:00: Held TBT. Removed master bushing. Lowered and stabbed claxton tool to riser. Transferred 127 t weight to block.
17:00 - 17:30: Removed horizontal tensioners and moonpool scaffolding.
17:30 - 19:00: Held TBT. Removed split hatches and commenced lowering tension on cylinders and transferring load to block. Notified production to start up wells at 18 07 hrs. Meanwhile serviced TDS and changed encoder on drawwork.
19:00 - 21:00: Rigged down tension ring assembly.
21:00 - 00:00: Waited on weather window hrs) for disconnecting and pulling HPDR. Meanwhile performed maintenance and started to change out wire on aft PRS.

24-hour summary: POOH with BOP cleaning assy. P/u and RIH with safelock assy. Sat safelock with mid element at 641 m. Tested same from below to 345 bar for 10 min. POOH with RT. Tested safelock from above to 345 bar for 10 min against closed shear ram. RIH and jetted WH area and pulled WB. POOH with WB. RIH and installed lockdown sub. POOH with setting assy. Rigged up for lifting diverter, drained diverter and slipjoint. Lifted same and sat aside. Drained BOP and nippled same down. Installed claxton tool and transferred weight to block. Rigged down tensioning system. Waited on weather for disconnecting HPDR.