bengsoon/volve_alpaca huggingface dataset:
Hourly activities:
00:00 - 00:15: Worked to change saver sub back to the right hand one
00:15 - 00:30: Performed pre-job meeting to p/u spear BHA
00:30 - 01:15: RIH w/ ITCO spear BHA
01:15 - 02:00: Engaged spear in tieback adapter fish, pulled w/ 6t overpull. POOH w/ fish to surface
02:00 - 02:45: R/b spear BHA, l/d tieback adapter stump
02:45 - 03:00: Performed TBT to p/u perforation guns
03:00 - 05:30: M/u and RIH w/ perforation BHA to 148m bottom shot depth
05:30 - 06:15: Closed UPR, opened choke. Confirmed line up. Filled string. Opened UPR, broke off TDS and dropped 1 3/8 ball in string. M/u TDS. Closed UPR and opened choke. Fired guns with 160 l/min 130 bar. Top shot at 145m, bottom shot at 148m. Continued to circulate w/ 160l/min
06:15 - 07:00: Circulated 1000 LPM 5 bar. Maximum gas reading 0,41
07:00 - 07:30: Stopped pumps and closed choke. Monitored well. Unable to circulate on TT due to contaminated OBM mixed with water. Emptied both tts and re-filled tts with clean SW.
07:30 - 07:45: Opened UPR and choke flowchecked well for 10 min, static.
07:45 - 08:15: POOH w/ perforation BHA from 148 m to 14 m.
08:15 - 08:30: Changed to 4 1/2" inserts in BX-ELEVATOR.
08:30 - 09:00: L/d perforation BHA.
09:00 - 09:15: Performed TBT for cutting 10 3/4" casing
09:15 - 09:30: Removed master bushing. Installed PS-21 slips.
09:30 - 09:45: P/u and m/u 10 3/4" cutter BHA.
09:45 - 10:15: RIH w/ 10 3/4" cutter BHA on 5 1/2" DP from surface to 312 m.
10:15 - 10:30: M/u TDS. Recorded up/down weight 76 71 ton. Filled DP. Initiated circulation 500 LPM 73 bar, 50 RPM 0 to 3 KNM.
10:30 - 10:45: Cut 10 3/4" casing at 312 m, 400 LPM, 50 RPM. SPP dropped, good indication of cut.
10:45 - 11:00: Lined up to TT and performed flowcheck, well static.
11:00 - 11:30: POOH w/ 10 3/4" cutter BHA on 5 1/2" DP from 312 m to 9,5 m.
11:30 - 11:45: L/d cutter BHA.
11:45 - 12:00: Cleaned and cleared drill floor.
12:00 - 12:15: Performed TBT for drops inspection prior to milling 10 3/4" casing hanger.
12:15 - 13:00: Performed drops inspection of TDS, and both prss.
13:00 - 15:15: M/u CH milling BHA
15:15 - 15:45: RIH w/ CH milling BHA on 5 1/2" DP from 72 m to 110 m. M/u TDS and continued RIH, tagged top of 10 3/4" CH at 139,9m. Pulled up and filled string.
15:45 - 19:00: Milled id in 10 3/4" CH to 12 1/4". 100 RPM 9-18 KNM, 2000 LPM 10,8 bar, 4-5 ton wob. Increased wob to 8 10 ton after milling first 20 cm.
19:00 - 21:15: Continued milling 10 3/4" CH, 100 RPM 10 16 KNM, 2000 LPM 11 bar, wob 8 10 ton. Stalled out several times
21:15 - 21:30: Tagged top of 10 3/4" casing 1 m below 10 3/4" CH. Dressed off approximately 5 cm of top of 10 3/4" casing, 120 RPM 5 10 KNM, 2000 LPM 10 bar.
21:30 - 22:00: Circulated 2 x b/u w/ 3000 LPM 22 bar. R/b 1 stand 5 1/2" DP.
22:00 - 22:30: Performed drops inspection of TDS. Meanwhile flowchecked well, static. Performed TBT for l/o milling BHA.
22:30 - 23:00: POOH w/ CH milling BHA on 5 1/2" DP from 110 m to 72 m.
23:00 - 00:00: R/b 8 1/4" DC. B/o and l/o CH milling BHA.

24-hour summary: retrieved tie-back adapter perforated 10 3/4" casing below casing hanger cut 10 3/4" casing at 312 mmd milled id in 10 3/4" CH to 12 1/4"
Hourly activities:
00:00 - 00:30: Cleaned and cleared drill floor
00:30 - 00:45: Performed TBT for RIH with spear and retrieve 10 3/4" casing
00:45 - 01:00: M/u spear BHA
01:00 - 01:30: RIH w/ 10 3/4" spear in catch mode on 5 1/2" DP from surface to 147 m
01:30 - 02:30: POOH with 10 3/4" casing on 5 1/2" landing string from 147 m to surface.
02:30 - 02:45: Released spear at surface and r/b spear BHA
02:45 - 03:00: Performed TBT for r/u casing handling equipment and pulling casing.
03:00 - 06:00: L/d casing pup joint. Continued POOH with 10 3/4" casing from 170 m to surface. Average 10 joints/hr.
06:00 - 08:15: R/d handling equipment.
08:15 - 08:30: Performed TBT for running 13 3/8" EZSV plug
08:30 - 09:15: P/u and m/u EZSV plug and RT. Installed centralizer on RT. L/d double 5 1/2" DP. P/u and m/u 3 pup joints for space out
09:15 - 10:30: RIH w/ 13 3/8" EZSV plug from 24 m to 306 m.
10:30 - 10:45: P/u and m/u pump-in sub.
10:45 - 11:15: M/u TDS and washed setting area with 560 LPM 6 bar. Set 13 3/8" EZSV plug at 306m. Tagged EZSV plug with 10 ton.
11:15 - 12:30: Pumped 10 m3 wash pill followed by 10 m3 hi-vis pill at 2000 LPM 9 bar. Circulated with clean SW until clean returns. Reduced to 900 LPM when hi-vis at shakers. Increased flow to 2440 LPM when clean SW in returns. Meanwhile flushed tts.
12:30 - 12:45: Performed TBT for cement job
12:45 - 13:45: Closed flow line and opened dump line. R/u cement hose to pump-in sub. Applied 20 bar behind FOSV and confirmed line-up. Leak tested surface lines to 100 bar 3min. Balanced oh to surface cement plug in 13 3/8" casing m 205 m pumped 10 m3 DW at 1000 LPM with cement unit. Mixed and pumped 7,8 m3 1,95sg cement slurry at 600 LPM. Displaced cement with 2 m3 DW at 1000 LPM with cement unit.
13:45 - 14:00: R/d cement hose. B/o and l/o pump-in sub.
14:00 - 14:30: POOH w/ EZSV RT on 5 1/2" DP from 305 m to 160 m.
14:30 - 15:00: Installed 2x sponge balls. Circulated bu, 2000 LPM.
15:00 - 15:30: POOH w/ EZSV RT on 5 1/2" DP from 160 m to 80 m. M/u BOP jetting tool and FOSV.
15:30 - 17:00: Jetted BOP 8 x passes up/down, 1450 LPM, 50 RPM. Operated annular preventer and pipe rams. B/o and l/o BOP jetting tool and FOSV.
17:00 - 17:15: Removed PS-21 slips and installed master bushing.
17:15 - 17:30: POOH and l/d the EZSV RT.
17:30 - 19:00: RIH with 3 STD 8 1/4" DC. L/o 2 x singles to cantilever.
19:00 - 21:15: Performed TBT with ongoing crew. Performed manual tong training. L/o 7 joints 8 1/4" DC.
21:15 - 22:00: L/o 10 3/4" spear BHA
22:00 - 23:15: L/o 3 joints 6 3/4" DC
23:15 - 00:00: L/o 5 joints over-torqued 5 1/2" DP

24-hour summary: pulled 10 3/4" casing installed 13 3/8" EZSV plug at 306 m placed oh to surface cement plug from 305 m to 205 m l/d 10 3/4" spear BHA, 8 1/4" DC, 6 3/4" DC and over-torqued 5 1/2" DP
Hourly activities:
00:00 - 01:15: L/o 13 joints 5 1/2" over-torqued DP
01:15 - 03:00: L/o 4 joints over-torqued 5 1/2" HWDP. Used manual tongs to break one of the connections.
03:00 - 03:15: Cleaned and cleared drill floor. Changed handling equipment for pulling diverter.
03:15 - 03:30: Performed TBT for n/d BOP
03:30 - 04:15: N/d diverter and pulled slickjoint.
04:15 - 04:45: Load shifted weight from tension system to BOP carrier.
04:45 - 05:30: Disconnected BOP tension system. Meanwhile disconnected BOP nt2 connector
05:30 - 05:45: Skidded BOP over to test stump
05:45 - 06:15: Removed scaffolding around HP-RISER. Meanwhile performed TBT for pulling HP-RISER
06:15 - 07:00: Pulled HP-RISER to drill floor. Installed master bushing.
07:00 - 07:15: Performed TBT for l/o HP-RISER to HTS and installing hatches in moonpool
07:15 - 07:30: L/o HP-RISER to HTS
07:30 - 09:00: Installed hatches in moonpool. Meanwhile cleaned and preserved slickjoint end of report continued reporting on f-99

24-hour summary: l/o over-torqued 5 1/2" DP n/d BOP
Hourly activities:
10:45 - 13:15: Waited on supply boat with equipment for pulling production riser meanwhile l/o 3 1/2" DP from set-back. Meanwhile performed PMS.
13:15 - 15:00: Waited on supply boat with equipment for pulling production riser meanwhile canged handling equipment to handle 5 1/2" DP. L/o 5 1/2" DP from set-back.
15:00 - 19:00: Continued l/o 5 1/2" DP from set-back. Meanwhile removed remaining hoses and electrical cables from WH
19:00 - 19:15: Performed TBT for l/d diverter
19:15 - 20:45: R/u and attached lifting equipment to TDS and diverter. L/o diverter and secured same on main deck. Removed diverter lifting equipment from TDS. Meanwhile performed TBT for building scaffolding around BOP connector on test stump.
20:45 - 21:30: Prepared 1502 hoses/chiksan at WH built scaffolding around BOP.
21:30 - 22:15: N/u BOP nt2 connector on test stump. Prepared lifting equipment on moonpool hatch. Lifted multibowl nt2 connector to drill floor. Lifted PR cutter BHA to HTS
22:15 - 23:00: Continued n/u BOP nt2 connector on test stump
23:00 - 00:00: Removed hatch in moonpool.

24-hour summary: waited on equipment to pull production riser l/d 5 1/2" DP from set-back secured BOP on test stump removed hoses and cables from WH removed hatches
Hourly activities:
00:00 - 00:45: Lowered nt2 connector for multibowl. M/u nt2 connector on multibowl.
00:45 - 01:00: Installed master bushing and removed box ring from rotary.
01:00 - 01:15: Performed TBT for handling PR cutter BHA
01:15 - 04:15: P/u and m/u cutter BHA and RIH with same. P/u and m/u mutlibowl RT.
04:15 - 04:30: RIH w/ BHA and m/u multibowl RT in WH. Took 20 ton OP to verify RT engaged in WH. M/u TDS performed debrief after m/u BHA.
04:30 - 05:00: Performed TBT for r/d tension cylinders on PR
05:00 - 05:30: Bled off pressure in PR tension cylinders, observed 35 ton increase on weight indicator
05:30 - 07:00: Prepared WH/TENSION ring for removal
07:00 - 07:15: Performed TBT for removing tension cylinders with ongoing crew
07:15 - 11:30: Continued bleeding off tension cylinders. R/d tension cylinders, left the cylinders hanging from top mounting point. Secured tension cylinders. Meanwhile assisted crane with backload. Cleaned shaker pits.
11:30 - 12:00: Performed information meeting with all involved personnel for riser pulling operations.
12:00 - 15:30: R/d boat collision stool and prepared to remove centralizers from centralizer deck. Connected 3 x weco 1502 hoses to WH outlets. Meanwhile assisted crane with backload. Continued cleaning shaker pits.
15:30 - 19:00: Waited on supply boat for riser equipment meanwhile performed housekeeping on cantilever. Removed pipes and equipment from cantilever to make space for riser joints. Assisted crane with backload. Continued cleaning shaker pits.
19:00 - 19:15: Performed TBT for r/u riser handling equipment
19:15 - 20:30: R/u tailing arm and saddle on HTS. Continued to clear cantilever. Installed beams on cantilever deck for l/o riser joints.
20:30 - 21:00: Performed information meeting with all involved personnel for riser pulling operations.
21:00 - 23:45: Continued to clear cantilever. Installed deck beams on cantilever.
23:45 - 00:00: Spotted riser handling equipment. Meanwhile cleared drill floor.

24-hour summary: installed nt2 connector on multibowl. p/u and rib with cutter and multibowl RT removed production riser tension cylinders r/d riser centralizers and boat collision stool cleared cantilever and installed deck beams
Hourly activities:
00:00 - 00:15: L/o riser joint
00:15 - 00:45: Lifted riser Removed master bushing. Pulled riser. Installed master bushing and hole cover in rotary.
00:45 - 01:15: L/o riser joint.
01:15 - 02:15: Installed hole covers and hatches.
02:15 - 02:30: Changed elevator to handle BHA. Meanwhile removed scaffolding in moonpool. End of report

24-hour summary: None
Hourly activities:
06:00 - 09:00: Skidded rig from f-11 to f-5
09:00 - 09:15: Handover meeting of well from production department to intervention.
09:15 - 09:45: Changed permanent hatch with WL hatch.
09:45 - 10:00: Rigged up chiksan manifold to KWV. Leak tested same to 20/345 bar for 5/10 min. Removed top cap on XMT.
10:00 - 10:10: Held toolbox talk before lifting riser section and BOP to XMT.
10:10 - 11:00: Lifted and installed riser section and BOP from moonpool area to XMT.
11:00 - 11:35: Connected altus pump and hoses for local control of DHSV and HMV.
11:35 - 12:20: Lifted lubricator and GIH from catwalk and hung off above riser section on drill floor.
12:20 - 12:30: Held toolbox meeting prior to installing BHA me plug) in lubricator.
12:30 - 15:20: M/u BHA for run me plug). Leak tested lubricator to 20/345 bar 5/10 min.
15:20 - 15:45: Equalized and opened HMV and DHSV. WHP 45 bar
15:45 - 16:20: Opened SV and RIH with BHA me plug) to 278 mmd. Schlumberger checked tools.
16:20 - 19:10: RIH and observed BHA starting to float. Reduced speed to 20 m/min and continue to RIH to 3630 mmd. Took PUW every 500 m. Depth PUW 500 1310 1000 1830 1500 2490 2000 3020 2500 3780 3000 4600 3500 5450 actual friction factor 0,3.
19:10 - 20:00: Performed correlation passes prior to installing plug. Observed some problems while correlating due to stick slip on BHA.
20:00 - 20:25: Positioned and installed plug with mid packer element at 3592 mmd. Lost 300 lbs on tension during installation. WHP before/after setting 45 45 bar.
20:25 - 22:25: POOH from 3592 m to surface WHP decreased from 45 bar to 2,4 bar while POOH.
22:25 - 22:45: Attempted to leak test XMT. Unable due to leakage. Most likely in PWV.
22:45 - 23:00: Pressured up tubing to 50 bar to inflow test SV and HMV.
23:00 - 23:25: Closed and inflow tested HMV and SV.
23:25 - 00:00: Bled down tubing pressure to 5 bar. Inflow tested me plug to 45 bar DP for 30 min. Pressure increased 0,15 bar 30 min

24-hour summary: R/u WL equipment. Installed plug 3592 mmd.
Hourly activities:
00:00 - 00:45: Purged lubricator with n2.
00:45 - 00:50: Held toolbox talk prior to l/d BHA
00:50 - 01:30: Broke lubricator and l/d BHA on deck. Checked and verified setting tool OK.
01:30 - 02:00: Schlumberger tested cable head.
02:00 - 02:10: Held toolbox talk prior to m/u BHA guns)
02:10 - 02:50: Lifted BHA up to drill deck using rig crane.
02:50 - 04:25: M/u BHA for run guns). Leak tested QTS to 20/160 bar 5/10 min.
04:25 - 04:30: Opened SV and HMV. WHP 0 bar.
04:30 - 04:55: RIH w/ run guns), 4 1/2" od guns to 600 m.
04:55 - 05:05: Schlumberger powered up and checked tools at 600 m
05:05 - 06:15: Continued to RIH with BHA from 600 m to 3550 m. Took PUW every 500 m depth PUW(LBS) 500 2250 1000 2850 1500 3540 2000 4050 2500 4800 3000 5400 3500 6100 actual friction factor 0,18
06:15 - 06:50: Performed 4 correlation passes interval 3460 m to 3550 m.
06:50 - 07:30: P/u and placed bottom shot at 3510 m and top shot at 3501 m. Bled off WHP to 3 bar, took some time to bleed off.
07:30 - 07:35: Perforated well interval 3501-3510 m. Lost 170 lbs on tension. WHP before/after 3/12,2 bar a-annulus before/after 12,8/12,8 bar, b-annulus before after 7,2/7,2 bar
07:35 - 07:45: Logged CCL up from shooting depth to 3460m.
07:45 - 09:55: Continued POOH to surface. WHP 11,9 bar.
09:55 - 10:25: Closed HMV and SV. Inflow tested SV by pressuring up XMT to 200 bar.
10:25 - 11:05: Purged lubricator with n2.
11:05 - 11:20: Held toolbox talk prior to l/d perforation BHA.
11:20 - 12:30: Broke lubricator. L/d BHA on deck. Confirmed all shots fired.
12:30 - 14:40: Schlumberger tested tools for next run with BHA guns).
14:40 - 14:50: Held toolbox talk prior to r/u BHA guns)
14:50 - 16:20: M/u BHA for run guns). Stabbed lubricator and leak tested QTS to 20/160 bar 5/10 min.
16:20 - 16:50: Equalized and opened SV and HMV. WHP 13,5 bar.
16:50 - 17:15: RIH w/ run guns), 4 1/2" od guns from surface to 600 m.
17:15 - 17:25: Schlumberger powered up and checked tools at 600 m
17:25 - 18:45: Continued to RIH with BHA from 600 m to 3550 m. Took PUW every 500m. Depth PUW 500 2400 1000 3100 1500 3850 2000 4400 2500 5100 3000 5800 3500 6250 actual friction factor 0,18
18:45 - 19:20: Performed 5 correlation passes across interval 3430 m 3507 m.
19:20 - 19:25: P/u and placed bottom shot at 3492 m and top shot at 3474 m.
19:25 - 19:35: Perforated well interval 3474-3492 m. Lost 380 lbs on tension. WHP before/after 12,8/8,6 bar a-annulus before/after 12,7/12,7 bar, b-annulus before after 7,2/7,2 bar.
19:35 - 19:45: Logged CCL up from shooting depth to 3430m.
19:45 - 21:25: POOH from 3430 m to surface. WHP 9 bar
21:25 - 21:35: Closed HMV and SV.
21:35 - 22:50: Purged lubricator with n2. Had to open SV and take return through XMT due to grease" liquid in lubricator.
22:50 - 23:30: Closed and inflow tested SV and HMV.
23:30 - 23:45: Held toolbox talk prior to l/d perforation BHA.
23:45 - 00:00: Broke lubricator to l/d BHA

24-hour summary: Perforated two new intervals in well.
Hourly activities:
00:00 - 00:30: L/d BHA on deck. Confirmed all shots fired.
00:30 - 01:10: M/u dummy BHA for testing lubricator. Installed and stabbed lubricator. Leak tested QTS in lubricator to 20/160 bar for 5/10 min
01:10 - 01:45: Closed DHSV and opened HMV. Bled down pressure in tubing from 9 bar to 1 bar.
01:45 - 02:30: Inflow tested DHSV to 8 bar DP for 30 min. Pressure increased 0,27 bar 30 min.
02:30 - 02:40: Held toolbox talk prior to l/d lubricator and GIH to catwalk.
02:40 - 02:55: Closed HMV. Broke lubricator and l/d dummy BHA.
02:55 - 03:35: L/d lubricator and GIH on catwalk using rig-crane and top drive.
03:35 - 03:40: Stabbed on lifting sub to riser section. Unable to latch with drilling elevator due to hydraulic leakage.
03:40 - 04:30: Waited for mechanic to fix hydraulic leakage in drilling elevator. Meanwhile, leak tested KWV to 20/345 bar for 5/10 min.
04:30 - 04:50: Disconnected lower riser from XMT. Liftet entire riser section and BOP from XMT up to moonpool area.
04:50 - 05:30: Installed top cap on XMT. Tested same to 20/345 bar for 5/10 min.
05:30 - 06:45: Handed well over from intervention to production department. end of operation

24-hour summary: Rigged down WL equipment
Hourly activities:
17:45 - 18:00: Performed TBT for skidding cantilever to f-5.
18:00 - 19:00: Prepared and skidded rig 3m port and 2m aft.
19:00 - 19:15: Performed TBT with ongoing crew
19:15 - 19:30: Prepared to continue skidding rig. Noticed cantilever in correct position to swap hatches on f-7 and f-9 upcoming future operations on f-9).
19:30 - 19:45: Performed TBT for swapping hatches on f-7 and f-9. Meanwhile worked on flow line cover.
19:45 - 22:00: Swapped hatches on well f-7 and f-9. Meanwhile worked on flow line cover.
22:00 - 22:45: Skidded cantilever to well f-5
22:45 - 23:00: Installed stairs to access cantilever.
23:00 - 00:00: Removed hatch on f-5 and installed half moon hatches. Meanwhile opened doors on BOP. Worked on flow line cover/goose neck.

24-hour summary: skidded cantilever to f-5 removed hatch installed cement spool rigged up chiksan hoses on CMT spool and XT.
Hourly activities:
00:00 - 01:15: Evaluating situation. Meanwhile performed maintenance and housekeeping
01:15 - 01:30: Performed TBT for running spear and pack-off.
01:30 - 01:45: P/u and m/u spear assy with pack-off.
01:45 - 02:00: Inspected and serviced spear and grapple.
02:00 - 03:15: RIH with spear to 25,1m. Enganged spear. Attempted to pull free th with 30 ton overpull. Observed WH moving. Disengaged spear.
03:15 - 03:30: POOH with spear assembly and racked back.
03:30 - 07:00: Evaluated situation. Lined up to monitor well on TT and annulus gauge. Meanwhile serviced drilling equipment. Performed housekeeping in moonpool.
07:00 - 09:45: Evaluated situation. Discussed situation w/ onshore organisation meanwhile moved casing tong to fox hole. Pressure tested stand pipe and choke manifolds to 20/345 bar for 5/10min. Prepared for slip&cut.
09:45 - 11:45: Evaluated situation. Discussed situation w/ onshore organisation meanwhile performed slip&cut.
11:45 - 12:15: Evaluated situation. Discussed situation w/ onshore organisation meanwhile calibrated drawworks
12:15 - 19:00: Waited on brine prior displacing well to heavy fluid meanwhile discussed with onshore organization. greased valves on choke manifold. serviced FWD PRS upper head rollers. performed housekeeping calibrated block weight sensor sensor)
19:00 - 00:00: Waited on brine prior displacing well to heavy fluid meanwhile prepared temporary trip tank serviced FWD PRS performed housekeeping cleaned pits prepared tools and equipment for n/d BOP

24-hour summary: discussed situation with onshore organization waited for equipment to free th
Hourly activities:
00:00 - 04:00: Waited on brine prior displacing well to heavy fluid meanwhile continued servicing FWR PRS cleaned pits performed PMS
04:00 - 07:00: Waited on brine prior displacing well to heavy fluid meanwhile performed housekeeping worked on modification on encoder on drawworks. cleaned pits performed PMS
07:00 - 13:30: Prepared for displacing well to brine. Cleaned pits tanks) meanwhile performed PMS. performed housekeeping worked on drawworks prepared permits inspected TDS and TDS hoses tested bx3 elevator and rotator finished recieving brine from boat 13 30.
13:30 - 14:30: Prepared for displacing well to brine. Mixed 1. 19sg cacl2 brine and kill pill. Experienced foaming and lost suction from pit.
14:30 - 16:00: Flushed lines several times.
16:00 - 18:30: Prepared to displace well to brine. Mixed new kill pill. Meanwhile removed slick joint nut 4 in)
18:30 - 19:00: RIH with spear/grapple/pack-off assy to 26m and engage spear.
19:00 - 19:30: Performed TBT for displacing well
19:30 - 20:00: Checked and confirmed line up. Walked the lines.
20:00 - 20:15: Performed new TBT due to uncerntainty in operation. Confirmed line-up.
20:15 - 22:15: Staged up rig pumps and pumped 37,2m3 1,19sg cacl2 brine at 1200 LPM 156 bar. Lined up and pumped 10m3 1,19sg cacl2 kill pill. Pumped 48,2m3 1,19sg cacl2 brine at 1200 LPM. Pressure started to increase, then dropped again before increasing to 160 bar.
22:15 - 22:30: Flow checked well through open choke. Some backflow observed, then static. Continued monitoring well on trip tank.
22:30 - 23:15: Disenganged spear and pulled pack-off out of tubing. Displaced BOP to 1,19sg cacl2 brine.
23:15 - 23:45: Disconnected TDS. POOH with BHA. Checked tools and r/b BHA.
23:45 - 00:00: Rigged up to drain riser through a-annulus outlet on WH down tubing and returns through a-annulus).

24-hour summary: waited for equipment to free th pumped killpill and displaced well to heavy brine installed trip tank setup on WH performed extended flow check
Hourly activities:
00:00 - 07:30: Continued drilling 4 ea holes. Worn out one bit each hole. Spent approximately 1,5 hour each hole. Experienced slow progress at the end of fourth hole due to wear on bit.
07:30 - 07:45: Cleaned and cleared th profile.
07:45 - 08:00: R/d th drilling equipment from WH.
08:00 - 09:30: Worked free stop ring and activation ring from th. Observed dirt below stop ring, which possibly prevented activation ring to stroke up to fully released position. Removed stop ring and activation ring. Th lock ring collapsed out of locking grooves. Removed lock ring. Meanwhile performed TBT for n/u BOP
09:30 - 09:45: Removed hatch. Pulled master bushing.
09:45 - 10:30: Lowered HP riser joint from drill floor to WH. M/u connector on WH installed hatch around riser.
10:30 - 10:45: Installed scaffolding around riser in moonpool.
10:45 - 12:15: Skidded BOP over well center. Landed onto riser joint. M/u BOP connector on riser joint.
12:15 - 12:30: Installed slipjoint. Installed masterbushing.
12:30 - 14:30: Installed tension cylinders to BOP. Meanwhile prepared diverter.
14:30 - 15:00: M/u bolts on slipjoint.
15:00 - 16:00: Insalled diverter.
16:00 - 16:30: Load shifted weight from BOP carrier to tension system. Pressurized diverter system, koomey unit and overshot.
16:30 - 16:45: Filled BOP with SW
16:45 - 17:15: Performed BOP connector test to 20/235 bar for 5/10min. Meanwhile r/u spooling unit for control lines.
17:15 - 17:30: M/u BPV RT
17:30 - 17:45: RIH w/ BPV RT on 3 1/2" DP
17:45 - 18:00: Retrieved BPV dart.
18:00 - 18:15: RIH with BPV RT on 3 1/2" DP retrieved BPV plug
18:15 - 18:30: R/u handling equipment for 5 1/2" meanwhile performed TBT for running spear BHA.
18:30 - 19:45: Reconfigured spear BHA in order to handle th at surface. B/o and l/o double 5 1/2" DP.
19:45 - 20:00: RIH w/spear BHA to 25m. Engaged spear
20:00 - 20:15: Pulled tubing free, 10 ton OP.
20:15 - 20:30: POOH w/ tubng on spear. L/d 1 single 5 1/2" DP to space out on surface).
20:30 - 20:45: Performed TBT for r/u casing equipment
20:45 - 21:15: R/u casing tong
21:15 - 21:30: POOH w/ tubing and tubing hanger on spear.
21:30 - 21:45: B/o and l/d down spear.
21:45 - 22:00: B/o and l/d down tubing hanger
22:00 - 22:15: Performed TBT for installing slips
22:15 - 22:45: Changed BX-4 inserts to 7". P/u tubing. Removed master bushing. Installed FMS slips.
22:45 - 23:00: RIH and removed clamp. L/o 2 ea 7" pup joints to cantilever.
23:00 - 00:00: POOH w/ 7" tubing from 2744 mmd to 2711 mmd. Avg pulling speed 4 jnt/hr.

24-hour summary: performed remedial work on th n/u BOP retrieved th with spear pulled tubing