bengsoon/volve_alpaca huggingface dataset:
Hourly activities:
00:00 - 01:00: Evaluated survey data, well path and forward plan with town.
01:00 - 02:00: Picked up off bottom at 282 m and racked back stand. Reamed 26" hole from 212 m to 250 m, 3500 LPM, 103 bar, 40 RPM, 4-6 KNM
02:00 - 03:30: Inspected top drive.
03:30 - 05:30: Racked back one 5 1/2" DP stand. R/u wireline lower sheave and ran gyro down to UBHO sub. Orientated string to 27 deg to give optimum well path direction. POOH gyro and r/d wireline.
05:30 - 06:00: Reamed orientated below 30" conductor shoe at 202 m to 207 m, 4500 LPM, 148 bar.
06:00 - 07:00: Reamed orientated below 30" conductor shoe at 202 m to 211 m, 4500 LPM, 148 bar.
07:00 - 09:00: Observed leak on top drive IBOP. Pulled back into 30" conductor shoe at 202 m to 199 m. Lowered top drive to rig floor. Held time out for safety Isolated top drive, removed leaking actuator cylinder on IBOP and isolated hydraulic hoses. Meanwhile perform derrick inspection and checks due to high wind speed.
09:00 - 14:00: RIH from 199 m reamed inside 30" conductor shoe and orientated reamed from 207 m to 251 m, 4500 LPM, 146 bar, wob 0. 5-1 MT.
14:00 - 14:30: Pulled back from 251 m to 229 m recording MWD ontrack inclination survey data. Inclination survey survey station inclination 231 0. 22 221 0. 44 211 0. 03
14:30 - 17:00: Evaluated new survey data after orienated reaming and discussed same with town. Agreed plan to proceed with orientated reaming lower part of 26" openhole. Reamed orientated from 251 m to 266 m, 4500 LPM, 147 bar, wob 0-1 MT and recorded MWD ontrack survey data. Inclination survey survey station inclination 231 0. 24 221 0. 31
17:00 - 20:00: Reamed orientated from 266 m to 281 m, 4500 LPM, 148 bar, wob 0-1 MT
20:00 - 00:00: Pulled back to 250 m and reamed orientated to 281 m, 4500 LPM, 148 bar, wob 0-1 MT

24-hour summary: Reamed orientated 26" openhole interval below 30" conductor shoe at 202 m to bottom of hole at 282 m. Next 24 hrs orientate and drill 26" hole.
Hourly activities:
00:00 - 01:00: Inspected top drive and traveling block. Found significant wear on top drive torque back-up clamp torque arrestor.
01:00 - 01:30: POOH 26" BHA on 5 1/2" HWDP from 142 m to 132 m and racked back same.
01:30 - 06:00: Production confirmed well f-14 shut-in at 02 40 hrs. POOH 26" BHA from 132 m to 14 m breaking down 26" BHA, racked back and l/o same.
06:00 - 06:30: Dumped MWD data.
06:30 - 07:00: Unable to rack back MWD tools due to PRS unable to handle non-mag. RIH w/ on-track to 20 m.
07:00 - 09:00: Performed tool box talk, l/d and racked 26" BHA.
09:00 - 09:30: Cleared and cleaned drill floor.
09:30 - 11:00: Picked up, made up and RIH with 5 1/2" DP cement stinger with 5" diverter sub.
11:00 - 17:00: Performed tool box talk and repaired worn components on top drive.
17:00 - 22:30: RIH cement stinger observing with ROV in water, entered f-11 template slot, RIH to 231 m and took 2 tons down weight. Attempted to rotate string with pipe handler to work past restriction area. No-go, engaged top drive and rotated with 10 RPM and 3000 l/min, 4 bar. No-go. Increased rotation to 40 RPM and flow to 4000 l/min, 12 bar. Worked string pasted obstruction and continued washing cement stinger to 331 m.
22:30 - 23:30: RIH w/ cement stinger on 5 1/2" DP from 331 m, 1000 l/min, 4 bars and tagged TD 347 m with 2 tons. Picked off bottom and circulated 2 x bottoms up with 4000 l/min, 15 bar, 25 RPM, 1-2 KNM.
23:30 - 00:00: Racked back stand and m/u cement stand. RIH to 345 m on cement stand.

24-hour summary: Rigged down wireline equipment. Performed drops check and POOH and l/d 26" BHA. Inspected and worked on top drive. RIH cement stinger to bottom at 347 m. Circulated well to sea water, m/u cement stand and prepared to plug back 26" hole from bottom at 347 m to 30" shoe at 202 m. Next 24 hrs plug back 26" open hole and POOH. M/u new 26" steering assy, RIH and orient drill 26" hole.
Hourly activities:
00:00 - 01:30: M/u side entry sub and cement hose. Attempted to flush line from cement unit, observed pressure build up to 35 bar. Bled off pressure, disconnected cement line and confirmed not blocked. Attempted to flush string with rig pumps, observed pressure build up to 25 bar. Bled off pressure and r/b cement stand, engaged top drive, applied 90 bar and picked up to 318 m. Observed pressure dropping to 0 bar, increased flow to 4000 l/min, 15 bar and flushed through cementing string.
01:30 - 02:30: M/u cement stand and RIH to 2 m off bottom at 345 m w/1000 l/min, 5 bar. Connected and tested cement line, 20/100 bar for 5/10 min.
02:30 - 04:30: Mixed and pumped 78 m3 of 1. 92 SG g neat cement slurry. Displaced cement with 2. 1 m3 sea water with cement unit.
04:30 - 05:30: Pulled out with cement stand and attempted to rack back same, forward PRS failed. Attempted to use PRS over-ride function, no-go. Unable to use aft PRS. Trouble shoot and made continancy plan of POOH cement stinger in single 5 1/2" DP joints. Re-established operation of forward PRS.
05:30 - 06:00: POOH cement stinger at 3 min/stand to inside 30" shoe at 202 m to 195 m. Circulated 2 x bottoms up 4000 l/min, 8 bar, 30 RPM, 1-2 KNM.
06:00 - 07:00: POOH to above seabed at 100 m, inserted 2 x sponge balls and circulated string clean, 4000 l/min. POOH to surface observed by ROV.
07:00 - 07:30: Performed tool box talk and l/d x-over and cement stinger.
07:30 - 17:00: Waited on cement. Meanwhile changed encoder on aft PRS. Performed maintenance on top drive and trouble shoot alignment on same. Calibrated aft PRS and prepared to run 26" BHA.
17:00 - 17:30: Confirmed with production that wells adjacent to f-11 shut in. Performed pre-job meeting prior to m/u 26" steering BHA.
17:30 - 19:00: P/u string stab and prepared rig tongs.
19:00 - 19:30: Performed pre-job meeting with newly arrived night drill crew prior to m/u 26" steering BHA.
19:30 - 00:00: P/u and m/u 26" steering BHA to 37 m. Transferred scribe line from motor bent sub to UBHO and uploaded data to MWD.

24-hour summary: Cemented back 26" hole from bottom at 347 m into 30" shoe at 202 m up to 195 m. Waited on cement. Performed rig maintenance. M/u 26" steering BHA. Next 24 hrs RIH 26" BHA into f-11 template slot. Perform mainetnance on top drive. RIH and orient drill 26" hole.
Hourly activities:
00:00 - 02:00: P/u and m/u 26" BHA, activated gyro trac and checked scribe line.
02:00 - 03:30: L/d x-over and 1 x single joint HWDP. M/u lifting nipple and plugged into MWD, tilted string to verify gyro function. Disconnected cable and RIH with 26" steering BHA to 37 m.
03:30 - 05:30: M/u and RIH 26" steering BHA from 37 m through splash zone to template observed by ROV. Stabbed into well funnel and RIH to 155 m
05:30 - 06:00: Cleared and cleaned rig floor.
06:00 - 10:30: Changed out top drive alignment cylinder.
10:30 - 11:15: M/u 5 1/2" HWDP stand and recorded parameters.
11:15 - 12:00: Performed pre-job, safety and dop meeting prior to washing down to find TOC and dress off same to firm cement for kick off.
12:00 - 14:30: Washed down with 26" steering assembly in 30" conductor from 155 m to shoe at 202 m, 1000 l/min, 8 bar, 15 RPM, 2 KNM. Had no indication of cement in shoe track.
14:30 - 17:00: Washed down with 26" steering assembly from 202 m to 230 pulling back into shoe every 5 m to check BHA free, 500 l/min, 7 bar. Had no indication of cement in rat hole or 26" open hole.
17:00 - 18:30: Washed down with 26" steering assembly from 230 m to 244 m, 500 l/min, 7 bar, 15 RPM, 2 KNM. Took 5 tons down weight indicating TOC. Pumped 10 m3 hi-vis pill and circulated hole clean, 1000 l/min, 8 bar.
18:30 - 20:00: Performed tool box talk, r/u wireline, took survey and oriented string prior to drilling ahead in steering mode.
20:00 - 21:30: Washed down in orienting mode from 244 m to 246 m, 2380 l/min, 45 bar, 0 tons wob. At 246 m set down 5 tons wob and had indications of firm cement. Started time drilling from 246 m.
21:30 - 00:00: Oriented time drilled 26" hole from 246 m to 250 m, 3080 l/min, 75 bar, 1 2 tons wob, 2 m/hrs. Pumped hi-vis sweeps.

24-hour summary: M/u 26" steering BHA. Changed out alignment cylinder on top drive. Washed down inside 30" conductor from 155 m through shoe track and shoe at 202 m into 20" open hole and had indication of TOC at 244 m. Ran wireline gyro. Washed down oriented to 246 m. Oriented drilled 26" hole from 246 m to 250 m.
Hourly activities:
00:00 - 02:00: Oriented time drilled 26" hole from 250 m to 251 m. 3080 l/min, 75 bar, 1 2 tons wob, 2 m/hrs. Pumped hi-vis sweeps as required.
02:00 - 02:30: R/u wireline, RIH and took gyro survey m bit depth) survey station inclination azi 209 0. 25 232. 83
02:30 - 05:30: Oriented time drilled 26" hole from 251 m to 257 m. 3080 l/min, 75 bar, 1 2 tons wob, 2 m/hrs. Pumped hi-vis sweeps. Transferred over to well 15/9-f-11 t2

24-hour summary: Oriented time drilled 26" hole from 250 m to 257 m. Transferred over to well 15/9-f-11 t2.
Hourly activities:
12:00 - 15:00: Drilled and oriented 8 1/2" hole from 2586m MD to 2616m MD with 1600-2000 LPM, 102-123 bar, 60 RPM, 11-14 KNM, 3-6 MT, 1. 33 SG ECD. Average ROP 10 m/hr.
15:00 - 17:00: Experienced false fire alarm and ESD. Secured well and observed on trip tank. Restarted power supply to drilling systems and baker unit. Observed hydraulic leak in top drive during power outage on rig floor.
17:00 - 17:30: Pulled out of hole with 8 1/2" bottom hole assembly from 2616m MD to 2536m MD.
17:30 - 00:00: Inspected top drive for hydraulic leak. Repaired leaking connection on hydraulic hose. Meanwhile performed general maintanence and housekeeping.

24-hour summary: Drilled and oriented 8 1/2" hole from 2586m MD to 2616m MD. Repaired hydraulic leak on top drive.
Hourly activities:
00:00 - 03:30: Repaired leaking connection on hydraulic hose on top drive. Meanwhile performed general maintanence and housekeeping.
03:30 - 04:30: Held tool box talk prior to RIH. Installed PS-21 power slips. Ran in hole with 8 1/2" bottom hole assembly from 2536 m MD to 2576 m MD.
04:30 - 05:00: Washed down with 8 1/2" BHA from 2576 m MD to 2617 m MD with 1800 liter/min, 98 bar, 20 RPM, 7-10 KNM. Made up TDS and performed survey.
05:00 - 05:30: Recorded slow circulation rates.
05:30 - 11:30: Drilled and oriented 8 1/2" hole from 2617 m MD to 2772 m MD with 2400 liter/min, 102-123 bar, 140 RPM, 12-16 KNM, 4-6 MT, 1. 36 SG ECD. Average ROP 26 m/hr.
11:30 - 00:00: Drilled and oriented 8 1/2" hole from 2772 m MD to 3000 m MD with 2000-2400 liter/min, 109-179 bar, 140-180 RPM, 11-18 KNM, 4-11 MT, 1. 352-1,373 SG ECD. Average ROP 18 m/hr.

24-hour summary: Drilled 8 1/2" hole from 2617 m MD to 3000 m MD
Hourly activities:
00:00 - 19:30: Drilled and oriented 8 1/2" hole from 3000 m MD to 3302 m MD with 2160-2319 liter/min, 151-173 bar, 180-190 RPM, 13-27 KNM, 2-9 MT, 1. 34-1,37 SG ECD. Average ROP 15,5 m/hr.
19:30 - 00:00: Performed survey at 3300 meter MD. Circulated 3 x bottoms up to clean hole with 1800-2300 liter/min, 165-173 bar, 120 RPM, 12-16 KNM, 1,36 SG ECD. Meanwhile prepared and rigged up for wireline job.

24-hour summary: Drilled 8 1/2" hole from 3000 m MD to 3302 m MD. Circulated hole clean.
Hourly activities:
00:00 - 01:00: Continued to circulate hole clean with 1800-2300 liter/min, 165-173 bar, 120 RPM, 12-16 KNM, 1,36 SG ECD. Meanwhile prepared and rigged up for wireline job. Held pre-job meeting prior to wireline job.
01:00 - 01:30: Flow checked well, OK.
01:30 - 05:30: Rigged up logging equipment. Made up CSES assembly and connected to TDS.
05:30 - 08:00: RIH with gyro inside 5 1/2" DP string from surface to 2133 meter. Meanwhile moved string every 30 minutes. Monitored well on trip tank.
08:00 - 09:00: Closed wireline stuffing box. Pumped gyro down inside 5 1/2" DP string with 600-700 liter/min, 27-32 bar.
09:00 - 11:00: Logged interval from 3144 m MD to 2580 m MD. Meanwhile moved string every 30 minutes. Monitored well on trip tank.
11:00 - 14:00: Rigged down logging equipment. Broke out CSES assembly and disconnected from TDS.

24-hour summary: Performed gyro logging.
Hourly activities:
21:00 - 00:00: Drilled and oriented 8 1/2" hole from 3301 m MD to 3376 m MD with 2290 liter/min, 181-185 bar, 180 RPM, 17-21 KNM, 4-7 MT, 1. 38-1,42 SG ECD. Average ROP 25 m/hr.

24-hour summary: Drilled and oriented 8 1/2" hole from 3301 m MD to 3376 m MD.
Hourly activities:
00:00 - 10:30: Drilled and oriented 8 1/2" hole from 3376 m MD to 3561m MD with 2290 liter/min, 181-185 bar, 180 RPM, 16-19 KNM, wob 2-7 MT, 1. 39-1,45 SG ECD. Average ROP 18 m/hr. At 3380 meter commenced weighing up mud system from 1,28 SG to 1,32 SG. At 05 00 hrs. Restricted ROP to 15 meter/hr due to increase in ECD. Top hugin formation at 3561 meter.
10:30 - 15:30: Drilled and oriented 8 1/2" hole from 3561 m MD to 3646 m MD with 2290 liter/min, 185-189 bar, 180 RPM, 16-19 KNM, wob 6-11 MT, 1. 42-1,43 SG ECD. Average ROP 17 m/hr. TDS not able to maintain RPM due to loss of power.
15:30 - 16:00: Worked with solving TDS power loss problem.
16:00 - 00:00: Drilled and oriented 8 1/2" hole from 3646 m MD to 3749 m MD with 2290 liter/min, 189-191 bar, 180 RPM, 17-21 KNM, wob 6-13 MT, 1. 42-1,43 SG ECD. Average ROP 13 m/hr. Experienced drilling braek at 3647 meter. Performed flow check for 15 minutes, well stable.

24-hour summary: Drilled and oriented 8 1/2" hole from 3376 m MD to 3749 m MD.
Hourly activities:
00:00 - 01:00: Drilled and oriented 8 1/2" hole from 3749 m MD to 3762 m MD with 2290 liter/min, 189-191 bar, 180 RPM, 17-21 KNM, wob 6-13 MT, 1. 42-1,43 SG ECD. Average ROP 13 m/hr. Obtained survey at TD.
01:00 - 06:00: Circulated hole clean with 1800 liter/min down and 2300 liter/min up, 130-188 bar, 125 RPM, 17- 19 KNM, 1,42 SG ECD. After 1 x bottoms up racked back 1 stand. Circulated total 3 x bottoms up.
06:00 - 07:00: Relogged interval from 3730 m MD to 3707 m MD with 2300 liter/min, 193 bar.
07:00 - 07:30: Performed sticky test with drill string static for 20 minutes, observed 5 ton overpull. Meanwhile held pre-job meeting prior to taking pressure points.
07:30 - 17:30: Recorded pressure points in interval between 3711,5 m MD and 3596,3 m MD total pressure points recorded, 19. Commenced waiting 48 hours prior to take new pressure points.
17:30 - 21:00: Waited prior to take new pressure points. Meanwhile pumped OOH with 8 1/2" BHA on 5 1/2" DP from 3628 m MD to 3005 m MD at 1000 liter/min, 42 bar, MAX speed 21 meter/min.
21:00 - 00:00: Waited prior to take new pressure points. Meanwhile POOH with 8 1/2" BHA on 5 1/2" DP from 3005 m MD to 2494 m MD, MAX pulling speed 8 meter/min.

24-hour summary: Drilled 8 1/2" hole from 3749 m MD to 3762 m MD. Circulated hole clean. Recorded pressure points. Pumped pulled OOH with 8 1/2 BHA.
Hourly activities:
00:00 - 03:00: Waited prior to take new pressure points. Meanwhile circulated bottoms up with 1000 liter/min, 36 bar. Cleaned and tidied on drillfloor. Prepared maintenance work on drilling equipment.
03:00 - 04:00: Waited prior to take new pressure points. Meanwhile flow checked well, OK. Cleaned and tidied on drillfloor. Prepared maintenance work on drilling equipment.
04:00 - 00:00: Waited prior to take new pressure points. Monitored well on trip tank. Meanwhile cleaned and tidied on drillfloor and in all drilling areas. Performed maintenance work on drawworks. Replaced bypass actuator valve for downlink system. Worked with 5 yearly maintenance on stand pipe valve s6. Performed toubleshooting and maintenance jobs on TDS. Worked with installation of BHA wash tool control system. Circulated well every 6th hour with 1100 liter/min, 43-46 bar.

24-hour summary: Waited prior to take new pressure points.
Hourly activities:
00:00 - 12:00: Waited prior to take new pressure points. Monitored well on trip tank. Meanwhile cleaned and tidied on drillfloor and in all drilling areas. Worked with 5 yearly maintenance on stand pipe valve s6 and s9. Completed valve s6. Performed toubleshooting and maintenance jobs on TDS, VFD faults. Worked with installation of BHA wash tool control system. Circulated well every 6th hour with 1100 liter/min, 43-46 bar.
12:00 - 15:30: RIH with 8 1/2" BHA from 2494 m MD to 3746 m MD. Filled pipe at 3020 meter.
15:30 - 16:30: Washed down from 3746 m MD to 3762 m MD with 2220 liter/min, 194 bar, 20 RPM, 13-17 KNM. Tagged bottom at 3762 m MD.
16:30 - 18:00: Circulated and conditioned mud with 2300 liter/min, 2160 bar, 100 RPM 16-20 KNM, MAX gas 0,43 Performed sticky test with string static for 20 minutes, no overpull observed. Meanwhile held pre-job meeting prior to take pressure points.
18:00 - 20:30: Recorded pressure points in interval between 3681 m MD and 3602 m MD total pressure points recorded, 5.
20:30 - 00:00: Pumped OOH with 8 1/2" BHA on 5 1/2" DP from 3602 m MD to 2896 m MD at 1000 liter/min, 48-50 bar.

24-hour summary: Waited prior to take new pressure points. RIH with 8 1/2" BHA. Tagged bottom and circulated. Recorded pressure points. Pumped OOH with 8 1/2" BHA.
Hourly activities:
00:00 - 01:30: Pumped OOH with 8 1/2" BHA on 5 1/2" DP from 2896 m MD to 2563 m MD at 1000 liter/min, 48-50 bar.
01:30 - 02:00: Flowchecked well for 15 minutes inside 14" casing shoe, static.
02:00 - 07:00: POOH with 8 1/2" BHA on 5 1/2" DP from 2563 m MD to 182m MD at restricted speed due to swab simulations. Held pre-job meeting prior to change handling equipment.
07:00 - 07:30: Performed flowcheck prior to pull BHA through BOP. Changed handling equipment.
07:30 - 10:00: POOH with 8 1/2" BHA from 182 m MD to 45 m MD. Held toolbox talk prior to handle radioactive source.
10:00 - 10:30: Removed radioactive source.
10:30 - 11:30: Plugged into ontrack and verifyed tool string.
11:30 - 13:30: POOH and laid down 8 1/2" BHA from 45 m MD to surface.
13:30 - 14:30: Cleaned and cleared drillfloor. Performed pre-job meeting prior to rig up and run 3 1/2" DP stinger. Changed to 3 1/2" handling equipment.
14:30 - 19:30: Made up and RIH with muleshoe on 3 1/2" from surface to 380 m MD. Changed to 5 1/2" DP handling equipment.
19:30 - 22:30: RIH with 3 1/2" stinger on 5 1/2" DP from 380 m MD to 3200 m MD. Average tripping speed 940 meter/hour. Filled pipe at 2570 meters.
22:30 - 23:00: Connected TDS and washed down with 3 1/2" stinger from 3200 m MD with 500 liter/min, 30 bar, tagged bottom at 3762 m MD.
23:00 - 23:30: Laid out single. Made up side entry sub assembly with DPSV'S.
23:30 - 00:00: Circulated and conditioned mud with 2400 liter/min, 233 bar, 60 RPM, 13-16 KNM, reciprocated pipe from 3754 m MD to 3720 m MD.

24-hour summary: Pumped pulled OOH with 8 1/2" BHA and laid down same. Made up and RIH with 3 1/2" cement stinger. Circulated and conditioned mud prior to cement job.
Hourly activities:
00:00 - 02:30: Circulated and conditioned mud with 2400 liter/min, 233 bar, 60 RPM, 13-16 KNM, reciprocated pipe from 3754 m MD to 3720 m MD. Stopped and flow checked well for 15 mintes at 01 15 hrs, well static. Performed pre-job meeting prior to cement job while circulating.
02:30 - 04:30: Pumped 13,3 m3 of 1,50 SG spacer with 800 liter/min, 39 bar. Mixed and pumped 13,2 m3 of 1,90 SG cement slurry with 650 liter/min. Displaced the cement to the rig floor with 890 liters of drill water. Pumped 1,8 m3 of 1,50 SG spacer with rig pumps. Zeroed volume counters. Displaced the cement with 31 m3 of 1,32 SG mud at 2500 liter/min, 132-247 bar, 30 RPM, 12-14 KNM.
04:30 - 06:30: Pulled out of cement to 3325 m MD. Theoretical TOC at 3484 m MD.
06:30 - 07:00: Installed two sponge balls. Circulated 1,5 x string volume with 2400 liter/min, 230 bar, 50 RPM, 10 KNM.
07:00 - 07:30: Waited on cement. Meanwhile POOH wet with 3 1/2" stinger from 3325 m MD to 3080 m MD.
07:30 - 09:00: Waited on cement. Meanwhile circulated out remaining spacer with 2450 liter/min, 217 bar, 50 RPM, 11 KNM, reciprocated string from 3080 m MD to 3040 m MD. Observed spacer in returns.
09:00 - 10:30: Waited on cement. Meanwhile POOH wet with 3 1/2" stinger from 3040 m MD to 2370 m MD. Cleaned and cleared drillfloor.
10:30 - 11:30: Waited on cement. Meanwhile cleaned and cleared drillfloor. Removed PS-21 power slips and installed master bushings. Picked up and made up BOP test tool.
11:30 - 12:30: Waited on cement. Meanwhile RIH with BOP test tool from surface to 139,2 meter. Landed BOP test tool in wellhead.
12:30 - 19:00: Waited on cement. Meanwhile tested BOP pipe rams and annular preventers to 20 bar 5 min and 345 bar 10 min. Tested kelly hose, upper lower IBOP'S, kill and choke lines to 20 bar 5 min and 345 bar 10 min.
19:00 - 20:30: Waited on cement. Meanwhile POOH with BOP test tool from 139,2 m MD to surface and laid down same.
20:30 - 21:30: Waited on cement. Meanwhile RIH with 3 1/2" stinger from 2370 m MD to 3280 m MD. Average tripping speed 910 meter/hour.
21:30 - 00:00: Waited on cement. Meanwhile circulated and reduced MW from 1,32 SG to 1,28 SG with 2500-2941 liter/min, 225-282 bar, 61 RPM, 7-10 KNM, reciprocated pipe from 3280 m MD to 3242 m MD.

24-hour summary: Mixed and pumped p&a plug. POOH with 3 1/2" stinger while WOC. Performed BOP test while WOC. RIH with stinger while WOC. Circulated and reduced MW to 1,28 SG while WOC.
Hourly activities:
00:00 - 03:00: Circulated and reduced MW from 1,32 SG to 1,28 SG with 2500-2941 liter/min, 225-282 bar, 61 RPM, 7-10 KNM, reciprocated pipe from 3280 m MD to 3242 m MD.
03:00 - 04:00: RIH with 3 1/2" cement stinger from 3280 m MD to 3365 m MD. Established circulation and washed down from 3365 m MD to TOC at 3389 m MD with 500 liter/min, 25 bar. Tagged cement with 10 ton.
04:00 - 05:00: POOH wet with 3 1/2" stinger from 3389 m MD to 2968 m MD.
05:00 - 06:00: Spotted 10 m3 1,32 SG hi-vis pill.
06:00 - 09:00: POOH with 3 1/2" cement stinger on 5 1/2" DP from 2968 m MD to 2760 m MD. Circulated and conditioned mud with 2410 liter/min, 190 bar, 50 RPM, 6-8 KNM, reciprocated pipe from 2760 m MD to 2520 m MD. Performed pre-job meeting prior to cement job while circulating.
09:00 - 11:00: Pumped 22 m3 of 1,50 SG spacer followed by 1,3 m3 mud with 800 liter/min, 35 bar. Mixed and pumped 13,5 m3 of 2,00 SG cement slurry with 670 liter/min. Displaced the cement to the rig floor with 890 liters of drill water. Pumped 2,0 m3 of 1,50 SG spacer with rig pumps. Zeroed volume counters. Displaced the cement with 24 m3 of 1,32 SG mud at 2530 liter/min, 110-215 bar, 30 RPM, 5-8 KNM.
11:00 - 14:00: Checked for back flow, no back flow observed. Broke out and laid down pump in assembly. POOH with 3 1/2" cement stinger on 5 1/2" DP from 2760 m MD to 2500 m MD. Installed two sponge balls. Circulated bottoms up with 2660 liter/min, 222 bar, 60 RPM, 6-8 KNM. Observed traces of cement, diverted 68 m3 interface to slop pit.
14:00 - 14:30: Flow checked well, static. Pumped slug.
14:30 - 19:00: POOH with 3 1/2" cement stinger on 5 1/2" DP from 2500 m MD to 380 m MD. Average tripping speed 471 meter/hour.
19:00 - 21:30: POOH and laid down 3 1/2" cement stinger from 380 m MD to surface.
21:30 - 23:00: Rigged down 3 1/2" handling equipment. Cleaned and cleared rigfloor. Function tested blind shear ram.
23:00 - 00:00: Performed pre-job meeting prior to pick up BHA. Picked up 12 1/4" drilling BHA and RIH.

24-hour summary: Circulated and reduced MW to 1,28 SG. Spotted 10 m3 1,32 SG hi-vis pill. Mixed and pumped kick off plug. POOH with cement stinger. Commenced make up 12 1/4" drillng BHA.