Hourly activities:
00:00 - 01:15: Tested flange to 3000 psi with handpump. Installed bolt caps and fairings on flange.
01:15 - 02:30: RIH with HPDR and located TBC on centralizer deck. Ran guidewires. Caught guidewires through well slot and threaded same through ROV hooks above HPDR riser. Ran 6t tugger/guidewire to seabed and attached same. Ran 10t tugger/guidewire to sealevel.
02:30 - 03:00: Ran HPDR riser to 52 m MD and hung off in spider.
03:00 - 03:45: Brought double from cantilever to drillfloor by simultaneous lift by deck crane and TDS. Removed handling flange on double Inspected and refurbished flanges.
03:45 - 05:30: Landed double onto double Made up riser flange using bolt tensioner tool. Tested flange to 3000 psi with handpump.
05:30 - 06:00: Installed bolt caps and fairings. Ran HPDR to 82 m MD and hung off in spider.
06:00 - 06:45: Brought double to drillfloor by simultaneous lift by deck crane and TDS. Removed handling flange type from double Cleaned and refurbished flanges. Landed double onto double
06:45 - 08:15: Made up riser flange using bolt tensioner tools.
08:15 - 08:45: Installed bolt caps and fairings.
08:45 - 09:00: Ran HPDR from 82 m to 105 m MD.
09:00 - 09:45: Brought BOP/TENSION joint double to drillfloor by simultaneous lift by deck crane and TDS. Removed handling flange type from double Cleaned and refurbished flanges. Landed double onto double
09:45 - 11:30: Made up riser flange using bolt tensioner tools. Installed bolt caps and fairings.
11:30 - 12:45: Rigged tuggers for removing riser spider. Split and removed riser spider.
12:45 - 13:45: Ran HPDR from 105 m to 130 m MD. Installed outer ring and master bushing in rotary.
13:45 - 14:00: Made up stand of 5 1/2" HWDP to TDS and claxton tool.
14:00 - 14:30: Run in with HPDR and stabbed TBC into RLGF. Observed VX ring out of position. Used ROV arm to push VX ring in correct position. Verified correct orientation of valve panel on TBC. Observed sufficient connector swallow over wellhead in RLGF window.
14:30 - 16:00: Re arranged RLGF slings. Split RLGF and removed by ROV. Meanwhile prepared to install hatches and built scaffolding.
16:00 - 17:00: Landed TBC on 18 3/4" wellhead, set dwon 15 MT on wellhead. Ran hotstab and engaged same in TBC receptacle. Locked TBC by applying 3000 psi. Issued intruction to start up adjacent wells at 17 00.
17:00 - 19:30: Took 15 MT overpull, i. E. 140 MT on block to test tie-back connector OK. Installed hathces on weatherdeck. Built scaffolding on weatherdeck to access claxton tool.
19:30 - 21:00: Held toolbox talk for pressure test. Lined up cement unit to pump down string. Topped up HPDR with 8 m3 seawater. Instatalled weco cap on calxton tool.
21:00 - 22:00: Pressure tested HPDR and 20" casing to 20/195 bar 5/10 min OK. Volume pumped and bled back 2850 liter. Maintained 140 MT block weight when pressuring up and bleeding off. Observed sudden jump in block weight MT) when pressuring up. Investigated and found that plug of cement had been released through the 30" conductor cementing ports by ROV).
22:00 - 00:00: Installed centralizers, plastic and brass bushings in centralizer deck. Meanwhile released BOP NT-2 connector from stump.

24-hour summary: Ran and landed HPDR and connected to wellhead. Locked TBC. Built scaffolding. Filled HPDR with seawater. Tested 20" casing HPDR to 195 bar. Installed centralizers, stool and tensioner assembly at centralizer deck.