bengsoon/volve_alpaca huggingface dataset:
Hourly activities:
00:00 - 02:00: RIH with BHA on 5 1/2" DP from 1550 2562 m filled pipe every 300 m.
02:00 - 02:30: Broke circulation and gradually increased pump rate to 2300 LPM 149 bar. Took up down free rotating torq 167 133 148 tons, free rotating torq 13 16 KNM at 20 RPM. Meanwhile held pre-job safety meeting with involved personnel prior to mud displacement operations.
02:30 - 02:45: Washed down with BHA from 2562 m, tagged float at 2577 m.
02:45 - 04:30: Drilled cement wiper plugs and casing float from 2577 2578 m 2780 LPM, 204 158 bar, 40 70 RPM, 14 17 KNM, 1 3 tons wob. No indications of hard cement. Meanwhile displaced well to 1. 30 SG OBM.
04:30 - 06:00: Drilled 13 3/8" casing shoe track from 2578 2599 m 2780 LPM, 154 158 bar, 70 RPM, 14 16 KNM, 0 3 tons wob. No indications of hard cement.
06:00 - 06:30: Displaced kill choke lines to 1. 30 SG OBM.
06:30 - 10:30: Drilled 13 3/8" casing shoe shoe track from 2599 2607 m LPM, 153 156 bar, 50 70 RPM, 13 19 KNM, 1 7 tons wob) hard drilling from 2604 m.
10:30 - 12:00: Reamed cleaned out rat hole from 2607 2616 m 2780 LPM, 147 150 bar, 100 RPM, 13 16 KNM, 0 0. 5 tons wob.
12:00 - 12:15: Drilled 12 1/4" hole from 2616 2619 m 2780 LPM, 148 bar, 100 RPM, 16 18 KNM, 5 tons wob.
12:15 - 13:15: Circulated and conditioned mud bu while reciprocating pipe LPM, 149 bar, 0 100 RPM, 0 16 KNM) MW in/out 1. 30 SG, clean returns over shakers. Pulled BHA above 13 3/8" casing shoe.
13:15 - 14:45: Performed fit to 1. 4 SG EMW, pumping down pipe and annulus simultaneously MAX 26 bar, pumped 361 ltr and bled back 330 ltr during test.
14:45 - 15:30: Washed reamed down to 2618 m, took SCR s. Monitored up down free rotating torq 170 139 153 tons, free rotating torq 13 KNM 20 RPM. Established drilling parameters monitored ESD from arc tool 1. 422 SG EMW.
15:30 - 20:45: Drilled 12 1/4" hole from 2619 2719 m 3500 LPM, 216 220 bar, wob 5 8 tons, 170 RPM, 17 21 KNM, ECD 1. 31 1. 33 SG EMW, ESD 1. 30 1. 32 SG EMW, ROP 30 m/hr.
20:45 - 21:00: Shut down rig power for generator maintenance.
21:00 - 22:45: Drilled 12 1/4" hole from 2719 2758 m 3500 LPM, 217 222 bar, wob 5 8 tons, 170 RPM, 18 20 KNM, ECD 1. 32 1. 34 SG EMW, ESD 1. 31 1. 32 SG EMW, ROP 26 28 m/hr. Mud pumps shut down. Meanwhile PU and racked 9 5/8" stands in derrick.
22:45 - 23:15: Troubleshot mud pumps cleared filter for cooling of switchboard, resat electrical breaker switch. Meanwhile PU and racked 9 5/8" stands in derrick.
23:15 - 00:00: Drilled 12 1/4" hole from 2758 2770 m 3500 LPM, 217 222 bar, wob 5 8 tons, 170 RPM, 18 20 KNM, ECD 1. 33 1. 34 SG EMW, ESD 1. 31 1. 32 SG EMW, ROP 26 30 m/hr. Meanwhile PU and racked 9 5/8" stands in derrick.

24-hour summary: Drilled casing shoe and 3 m new formation. Cleaned out rat hole, circulated conditioned mud and perform fit to 1. 40 SG EMW. Drilled 12 1/4" hole from 2616 2825 m. Circulated hole clean and started to POOH with BHA due to downhole tool failure.
Hourly activities:
00:00 - 02:00: Drilled 12 1/4" hole from 2770 2825 m 3500 LPM, 221 223 bar, wob 5 8 tons, 170 RPM, 18 23 KNM, ECD 1. 33 1. 34 SG EMW, ESD 1. 31 1. 32 SG EMW, ROP 30 32 m/hr. Unable to obtain directional control with xceed tool. Meanwhile PU and racked 9 5/8" stands in derrick.
02:00 - 02:30: Picked off bottom and troubleshot xceed tool unable to obtain tool response on downlink commands, decided to POOH. Meanwhile PU and racked 9 5/8" stands in derrick.
02:30 - 04:45: Circulated hole clean with 2 x bu 3500 LPM, 223 bar, 80 130 RPM, 14 15 KNM. Meanwhile completeted PU and racking 9 5/8" stands in derrick. 9 stands made up totally. Status 24 stands of 9 5/8" casing in derrick.
04:45 - 05:15: Set back last stand in derrick. Flow checked well on trip tank OK.
05:15 - 06:00: POOH wet with 12 1/4" BHA from 2825 2680 m.
06:00 - 06:30: POOH wet to the shoe with 12 1/4" BHA from 2680 m to 2595 m.
06:30 - 07:15: Flowchecked well inside shoe at 2595 m. Lossrate 180 l/ HR. Meanwhile held TBT prior to POOH, checked PRS dies.
07:15 - 07:45: Pumped 5 m3 1,55 SG slug and filled trip tank. Removed mud bucket. Observed problem with drawwork motor.
07:45 - 08:15: Investigated problem with drawwork. Kept hard tripping in both directions.
08:15 - 11:30: POOH with 12 1/4" BHA from 2598 m to 178 m. Slower pulling speed to 2196 m due to problem with drawwork. Rectified problem and de-assign motor
11:30 - 12:00: Flowchecked well prior to POOH with BHA, static. Meanwhile held TBT and removed PS-21 slips.
12:00 - 14:15: POOH with 12 1/4" BHA from 178 m to surface. B/o 12 1/4" bit and l/d xceed tool.
14:15 - 14:30: Cleaned and cleared rig floor.
14:30 - 15:15: TBT prior to p/u new xceed tool. P/u new xceed tool and m/u 12 1/4" bit. RIH from surface to 19 m.
15:15 - 16:30: Downloaded data from telescope and arc tools as per schlumberger instructions.
16:30 - 17:30: RIH with 12 1/4" BHA from 19 m to 179 m.
17:30 - 17:45: Removed master bushing and installed PS-21 slips.
17:45 - 18:15: RIH with 12 1/4" BHA on 5 1/2" DP from 179 m to 620 m.
18:15 - 18:45: Filled pipe and shallow tested MWD tools with 2300 LPM/ 78 bar.
18:45 - 22:00: RIH with 12 1/4" BHA on 5 1/2" DP from 620 m to 2595 m. Filled pipe every 600 m.
22:00 - 22:30: Serviced TDS. Observed problem with drawwork motors.
22:30 - 23:00: Investigated problem with drawwork motors. Rectified problem and de-assign motor 2.
23:00 - 23:30: RIH with 12 1/4" BHA on 5 1/2" DP from 2595 m to 2761 m.
23:30 - 00:00: Reamed and washed down from 2761 m to 2780 m. Parameters 3000 LPM/ 182 bar 60 RPM/ 13 KNM.

24-hour summary: POOH with BHA, replaced xceed and RIH with new BHA to 2825 m. Continued drilling 12 1/4" hole from 2825 m to 2902 m.
Hourly activities:
00:00 - 01:15: Reamed and washed down from 2780 m to 2825 m, whilst setting toolface. Parameters 3000 LPM/ 182 bar 60 RPM/ 13 KNM.
01:15 - 06:00: Drilled 12 1/4" hole from 2825 to 2902 m 3500 LPM, 228 230 bar, wob 6 14 tons, 170 RPM, 18 24 KNM, ECD 1. 33 1. 34 SG. ROP 25 m/hr. Note hard formation from 2889 m to 2892 m. Started adding LCM mud into active when started drilling.
06:00 - 00:00: Drilled 12 1/4" hole from 2902 to 3212 m 3500 LPM, 225 230 bar, wob 5 8 tons, 170 RPM, 18 25 KNM, ECD 1. 34 1. 36 SG. ROP 20-40 m/hr note hard stringers from 3013 m to 3022 m, 3153 m to 3156 m. Used different RPM and wob parameters while drilling stringers. ROP in stringers 2-5 m/hrs

24-hour summary: Drilled 12 1/4" hole from 2902 m to 3280 m.
Hourly activities:
00:00 - 06:00: Drilled 12 1/4" hole from 3212 m to 3280 m 3500 LPM, 227 230 bar, wob 6 14 tons, 170 RPM, 18 30 KNM, ECD 1. 34 1. 35 SG. ROP 30-40 m/hr note hard stringers from 3227 m to 3229 m, 3262 m to 3280 m. Used different RPM and wob parameters while drilling stringers. ROP in stringers 2-5 m/ hrs.
06:00 - 00:00: Drilled 12 1/4" hole from 3280 m to 3309 m 3500 LPM, 221 222 bar, wob 8 14 tons, 120 190 RPM, 18 30 KNM, ECD 1. 33 1. 34 SG. ROP 1- 4 m/hr note top shetland and hard formation from 3266 m. Attempted to optimise ROP by using different RPM and wob parameters.

24-hour summary: Drilled 12 1/4" hole from 3280 m to 3314 m.
Hourly activities:
00:00 - 06:00: Drilled 12 1/4" hole from 3309 m to 3315 m 3500 LPM, 219 222 bar, wob 12 15 tons, 120 190 RPM, 18 26 KNM, ECD 1. 33 1. 34 SG. ROP 0,5 2 m/hr note top shetland and hard formation from 3266 m. Attempted to optimise ROP by using different RPM and wob parameters.
06:00 - 12:30: Drilled 12 1/4" hole from 3315 m to 3319 m 3500 LPM, 217 219 bar, wob 12 15 tons, 120 190 RPM, 19 28 KNM, ECD 1. 33 1. 34 SG. ROP 0,5 1 m/hr. Had minor progress in ROP last 2 hours, and decided to POOH. Note top shetland and hard formation from 3266 m. Attempted to optimise ROP by using different RPM and wob parameters.
12:30 - 13:00: Flow checked well prior to POOH. Observed loss of 70 l/ 30 min.
13:00 - 14:00: POOH wet with 12 1/4" BHA from 3319 m to 3083 m. Recorded up/ down weight prior to POOH 185 ton/ 133 ton.
14:00 - 14:15: Pumped 5 m3 1,60 SG slug. Meanwhile checked PRS dies.
14:15 - 14:45: POOH with 12 1/4" BHA on 5 1/2" DP from 3083 m to 2889 m. Took weight at 2889 m, MAX OP 30 ton. Note 2889 m, limestone stringer at transition zone heimdal/ lista formations.
14:45 - 16:15: Reamed tight area at 2889 m with no pump. String torqued up to 40 KNM/ 30 RPM. Established circulation with 500 LPM/ 39 bar. Increased flowrate stepwise to 3500 LPM/ 225 bar 15 RPM/ 13 KNM. Pumped out from 2889 m to 2875 m.
16:15 - 17:15: POOH wet with 12 1/4" BHA from 2875 m to 2595 m inside 13 3/8" shoe. No obstruction in rest of oh and shoe area.
17:15 - 17:45: Flowchecked well inside shoe, static. Meanwhile performed service on TDS and aft PRS.
17:45 - 18:00: Pumped 5 m3 1,60 SG slug.
18:00 - 18:30: Continued servicing TDS, PRS and drawwork.
18:30 - 21:30: POOH with 12 1/4" BHA on 5 1/2" DP from 2595 m to 192 m.
21:30 - 22:00: Removed PS-21 slips and installed master bushing. Performed kick drill with involved personnel.
22:00 - 22:15: Flowchecked well prior to POOH with BHA. Meanwhile repaired loose connection on drawwork motor 2.
22:15 - 23:15: Continued to repair loose connection on drawwork motor 2. Meanwhile observed well on trip tank.
23:15 - 00:00: POOH with 12 1/4" BHA from 192 m to 100 m.

24-hour summary: Drilled 12 1/4" hole from 3314 m to 3319 m. Had minor progress in ROP, decided to POOH for bitchange. POOH with 12 1/4" BHA from 3319 m to 2889 m. Worked through tight area at 2889 m. POOH with 12 1/4" BHA to surface. Changed to new 12 1/4" bit. RIH with 12 1/4" BHA from surface to 1992 m. Filled pipe every 600 m.
Hourly activities:
00:00 - 00:45: POOH with 12 1/4" BHA from 100 m to surface. Racked same in derrick.
00:45 - 01:45: Gauged and inspected bit and BHA. Upper stabilizer had 1/32'' wear. In addition it was ringed out with a 4cm high and 2-3mm deep cut all around the stab approximately 1/3 from the bottom of it. The hard facing was still in place. The lower stab was worn 1/16''. Also here the hard facing was in place. Bit grading 2-2-wt-s-in-hc, some wear also on bit body. B/o bit and m/u new 12 1/4" bit.
01:45 - 03:15: RIH with 12 1/4" BHA from surface to 178 m.
03:15 - 03:45: Removed master bushing and installed PS-21 slips.
03:45 - 06:00: RIH with 12 1/4" BHA on 5 1/2" DP from 178 m to 1992 m. Filled pipe every 600 m.
06:00 - 07:00: RIH with 12 1/4" BHA on 5 1/2" DP from 1992 m to 2598 m. Filled pipe every 600 m.
07:00 - 07:30: Function test BOP rams. Flushed kill and choke lines inside shoe at 2598 m. Recorded up and down weight prior to RIH to oh 170 ton/ 135 ton.
07:30 - 08:15: RIH with 12 1/4" BHA on 5 1/2" DP from 2598 m to 2854 m. Took weight at 2854 m, 20 ton down weight.
08:15 - 10:00: Washed/ reamed down from 2854 m to 2882 with 1000 LPM/ 25 bar 50 RPM/ 14-23 KNM. Worked tight spots. Increased pumprate to 2900 LPM/ 166 bar. Backreamed stand to 2857 m and observed a pressure peak to 195 bar and packed off the hole. Resiprocated string and attempted to stage up flowrate slowly with 10 SPM, no return seen. Dry reamed out from 2857 m to 2850 m. Lost 2,5 m3 to formation.
10:00 - 11:15: Monitored well on triptank. Initial loss rate 12 m3/ HR and decreased to 1,1 m3/ HR. Total loss 8. 2 m3.
11:15 - 12:30: Pumped and displaced 11 m3 LCM pill at 2850 m with 780 LPM/ 20 bar. Lost 6,5 m3 to formation while pumping LCM pill.
12:30 - 13:00: Flowchecked well on triptank. Observed losses 400 l/ HR static losses.
13:00 - 13:45: POOH with 12 1/4" BHA on 5 1/2" DP from 2850 m to 2676 m.
13:45 - 15:30: Established circulation at 2676 m. Increased flowrate slowly to 3500 LPM/ 220 bar, observed no loss to formation.
15:30 - 16:15: RIH with 12 1/4" BHA on 5 1/2" DP from 2676 m to 2889 m. Took 20 ton down weight at 2889 m.
16:15 - 16:30: Reamed without pumping from 2889 m to 2900 m with 30 RPM. String torqued up and took weight.
16:30 - 00:00: Washed and reamed in hole from 2900 m to 2995 m. Parameters 3500 LPM/ 224 bar. 30-60 RPM/ 20-25 KNM. MAX torque 40 KNM. Staged pumps up slowly after each connection. Had several areas through claystone stringers with packing off tendency. MAX standpipe pressure observed 230 bar. Claystone stringer from 2932 m to 2936 m, 2971 m to 2973 m.

24-hour summary: RIH with 12 1/4" BHA from 1992 m to 2598 m. Function tested BOP inside shoe. Continued RIH from 2598 m to 2854 m. Took weight at 2854 m. Washed down from 2854 m. Packed off at 2857 m. Flowchecked well and initial loss 12 m/ HR, reduced to 1,1 m3/ HR. Pumped 11m3 LCM pill at 2850 m. POOH to 2676 m. Established circulation at 2676 m, flowrate 3500 LPM with full return. RIH from 2676 m to 2889 m. Took weight at 2889 m. Washed and reamed in hole from 2900 m to 3139 m.
Hourly activities:
00:00 - 03:00: Washed and reamed in hole from 2995 m to 3025 m. Parameters 3500 LPM/ 224 bar. 30-60 RPM/ 20-25 KNM. MAX torque 40 KNM. Staged pumps up slowly after each connection. Had several areas through claystone stringers with packing off tendency. MAX standpipe pressure observed 230 bar. Claystone stringer from 2999 m to 3001 m and from 3009 m to 3011 m.
03:00 - 06:00: Observed better hole condition from 3025 m. Washed and reamed in hole from 3025 m to 3139 m. Parameters 3500 LPM/ 223 bar, 50 RPM/ 14-21 KNM. Attempted to wash down without rotation at 3123 m, no go.
06:00 - 11:00: Washed and reamed in hole from 3129 mmd to 3319 mmd and tagged bottom. Parameters 3500 LPM/ 223 bar, 60 RPM/ 16-23 KNM.
11:00 - 11:15: Performed SCR readings at 3319 mmd/ 2642 mtvd with MW 1,30 SG. MP#2 20 SPM/10 bar 30 SPM/ 14 bar 40 SPM/ 20 bar. MP#3 20 SPM/ 9 bar 30 SPM/ 14 bar 40 SPM/ 20 bar.
11:15 - 00:00: Established drilling parameters and drilled 12 1/4" hole from 3319 m to 3422 m. Parameters 3500 LPM/ 228 230 bar, 170 RPM/ 21-25 KNM, wob 7-13 ton, ROP 5-13 m/hr, ECD 1,34-1,35 SG.

24-hour summary: Washed and reamed in hole from 3129 m to 3319 m. Drilled 12 1/4" hole from 3319 m to 3433 m.
Hourly activities:
00:00 - 00:15: Pumped and chased 5 m3 1,6 SG slug.
00:15 - 01:45: Monitored well on trip tank while repairing ESD system on rig. Initial losses 100 l/hr.
01:45 - 02:30: Serviced PRS and TDS.
02:30 - 05:00: POOH with 12 1/4" BHA on 5 1/2" DP from 2598 m to 178 m.
05:00 - 06:00: Flowchecked well on triptank prior to POOH with BHA, had initial losses 200 l/hr. Meanwhile removed PS-21 slips and installed master bushing. Rearranged pipe in derrick.
06:00 - 08:45: When rearranged drill collar stand in derrick, drill collar stand went stuck in the fingerboard. Troubleshot on same and sorted out the problem. Removed the stand.
08:45 - 09:00: TBT prior to POOH with BHA with focus on manual handling, working in red zones and hand injuries.
09:00 - 12:45: POOH with 12 1/4" BHA from 178 m to surface. Racked HWDP and DC in derrick. Laid out remaining BHA components.
12:45 - 13:00: Inspected TDS for loose items, cleaned and cleared rig floor.
13:00 - 13:15: TBT prior to r/u for running 9 5/8" liner with focus on heavy lifts, pinch points and hand injuries.
13:15 - 15:00: R/u to run 9 5/8" liner. Meanwhile pressure tested CRI hose to 200 bar/ 10 min.
15:00 - 15:15: TBT prior to run 9 5/8" liner with focus on falling objects, barriers, red zones and m/u torque.
15:15 - 21:45: RIH with 9 5/8" liner from surface to 923 m. Floats tested in shoe joint. Filled every stand. Checked PRS and slip dies every 10 stands. Running speed 142 m/ HR.
21:45 - 22:00: Hold tool box meeting with crew prior to p/u hanger.
22:00 - 22:15: Removed auto slips and installed master bushing.
22:15 - 23:00: RIH with 9 5/8" liner from 911 m to 923 m. Changed BX elevator to 6 5/8" elevators.
23:00 - 00:00: P/u 9 5/8" hanger assy. Run MX ball seat assy into 9 5/8" liner. Land off on c plate. M/u MX assy to running tool.

24-hour summary: POOH and l/d 12 1/4" BHA from 178 m to surface. RU and RIH with 9 5/8" liner from surface to 940 m. RIH with 9 5/8" liner on 5 1/2" DP from 940 m to 1867 m.
Hourly activities:
00:00 - 01:00: Mixed and pumped 38 m3 1,90 SG cement slurry with 800 LPM/ 49-36 bar, 20 RPM/ 17-30 KNM. Displaced cement to rig floor with 890 liter fresh water. Dropped upper SSR dart for top wiper plug. Confirmed same with flag.
01:00 - 02:00: Displaced cement with OBM. Pumped with 2000 LPM 20 RPM/ 28-42 KNM. Observed top dart at wiper plug at 1290 strokes, calculated stroke with 96 efficiency were 1227 stroke. Top dart sheared out at 216 bar. No bump observed after 2770 strokes. Pumped totally 60,7 m3. Total losses during cement job 8,5 m3. Unable to rotate string after 2000 strokes displaced volume. Bleed off and checked for back flow, none observed.
02:00 - 02:45: Set TSP packer according to weatherford prosedure. Closed annular, and pressure up annulus to 200 bar for 5 min and tested TSP packer.
02:45 - 03:15: Pressured up to 25 bar. Released RSM by pulling out 16 m with running tool.
03:15 - 04:30: Circulated out excess cement with 3000 LPM/ 90 bar. Observed spacer but no cement in return.
04:30 - 05:15: B/o cement head. Observed backflow from string. Reinstalled cement head on string.
05:15 - 06:00: Continued circulating to prevent backflow 3000 LPM/ 91 bar.
06:00 - 07:30: Circulated and conditioned mud with RT inside PBR at 2508 m. 3000 LPM/ 90 bar. Observed for backflow, none.
07:30 - 07:45: B/o cement head and single and loaded sponge balls.
07:45 - 08:15: Pumped down sponge balls to clean DP with 3000 LPM/ 90 bar.
08:15 - 08:30: Flow checked well, static.
08:30 - 08:45: Pumped 5 m3 1,60 SG slug, chased with OBM.
08:45 - 10:15: L/d cement head with one single on catwalk, disconnected hoses on same. POOH and racked back one stand with 5 1/2" DP. P/u cement head and 1single from catwalk. RIH with single DP, b/o and l/d cement head.
10:15 - 12:15: POOH with liner hanger RT on 5 1/2" DP from 2461 m to 38 m. m/ HR.
12:15 - 12:30: Removed PS-21 slips and installed master bushing.
12:30 - 13:30: POOH with liner hanger RT from 38 m to surface. L/d liner hanger RT.
13:30 - 13:45: Cleaned and cleared rig floor.
13:45 - 14:00: Held TBT prior to RIH with jet sub and test plug.
14:00 - 15:45: RIH with jetsub and 1 STD 5 1/2" DP. MU testplug on top of stand and RIH to 139 m. Jetted wearbushing and landed off test plug at 139 m, jetsub depth 180 m.
15:45 - 17:45: Attempted to pressure test 18 3/4" BOP, no go. Had leakage at cement unit. Greased up valves at cement unit.
17:45 - 23:30: Pressure tested 18 3/4 BOP to 30 bar/ 5 min 345 bar/ 10 min. Meanwhile drifted DP in derrick.
23:30 - 00:00: POOH with jetsub/ testplug from 180 m to 100 m.

24-hour summary: Circulated and conditioned mud after cemt job, due to backflow in string. L/d cement head. POOH with liner hanger RT from 2508 m to surface. Pressure tested 18 3/4" BOP to 30/ 345 bar 5/ 10 min. Unable to test liner to 300 bar. WOC, meanwhile changed washpipe and saversub.
Hourly activities:
00:00 - 01:00: POOH with testplug assy from 100 m to surface. L/d testplug and jetsub.
01:00 - 02:00: Held TBT prior to test 9 5/8" liner. Attempted to test 9 5/8" liner to 300 bar, no go. Pressured up to 240 bar. Pressure seemed to start leaking at 180 bar. After pressured up to 240 bar, pressure dropped to 231 bar in 2 min. Bleed off pressure. Meanwhile continued drifting DP in derrick and preparing 8 1/2" BHA.
02:00 - 06:00: Continued WOC for testing of liner. Meanwhile changed washpipe and saversub on TDS. Leak tested washpipe to 200 bar.
06:00 - 11:00: Continued WOC for pressure testing entire well. Meanwhile changed saversub on TDS. Rearranged fingerboard and m/u jar and accelerator on 5" HWDP. Racked same in derrick.
11:00 - 11:15: Held TBT prior to pressure test of 9 5/8" liner. Confirmed line up and flushed lines.
11:15 - 12:30: Attempted to pressure test entire well to 300 bar, no go. Pressured up to 250 bar. Observed a steady leakrate of 5 bar/ min. Total pumped 5 m3/ bled back 3,5 m3.
12:30 - 13:00: Prepared RTTS assy. Performed TBT prior to p/u and m/u 9 5/8" RTTS assy.
13:00 - 14:00: P/u and m/u 9 5/8" RTTS assy with 5 1/2" pup and drift sub. RIH with same from surface to 19 m. Confirmed and lock circ tool in open position.
14:00 - 14:15: Removed master bushing and installed PS-21 slips.
14:15 - 17:00: RIH with 9 5/8" RTTS assy on 5 1/2" DP from 19 m to 2078 m. 748 m/ HR)
17:00 - 17:15: Broke circulation with 500 LPM/ 11 bar.
17:15 - 20:00: RIH with 9 5/8" RTTS assy on 5 1/2" DP from 2078 m to 3306 m. Reduced speed inside 9 5/8" liner 3 min/ STD.
20:00 - 21:15: Took up and down weight at RTTS setting depth, up 164 ton/ down 136 ton. Circulated and cleaned setting area with 800 LPM/ 20 bar. Run in 3 meters to 3309 m and pulled back to setting depth 3306 m/ RTTS packer depth 3298 m. Rotated clockwise and slacked off weight, released torque and had 15 ton down weight to set RTTS packer. Closed MPR at BOP and confirmed line up.
21:15 - 22:30: Pressure tested entire well to 300 bar/ 10 min. Pumped volume 3690 l/ bled back 3680 l.
22:30 - 23:30: Opened BOP. Picked up with 25 ton OP and released packer. Retracted packerelements. Pulled out to 3287 m and racked back stand in derrick.
23:30 - 23:45: Installed 3" drift in string. Chased drift down string with 2500 LPM/ 98 bar.
23:45 - 00:00: Flow checked well on trip tank.

24-hour summary: WOC to pressure test entire well. Attempted to pressure test entire well to 300 bar, no go. RIH with 9 5/8" RTTS and set packer at 3298 m. Pressure tested entire well to 300 bar. Released packer and POOH with 9 5/8" RTTS from 3298 m to surface, LD RTTS on deck.
Hourly activities:
00:00 - 00:30: Pumped 5 m3 1,6 SG slug. Chased and allowed to settle.
00:30 - 02:00: POOH with 9 5/8" RTTS on 5 1/2" DP from 3287 m to 2506 m. Reduced speed while POOH with packer in 9 5/8" liner.
02:00 - 05:00: POOH with 9 5/8" RTTS on 5 1/2" DP from 2506 m to 19 m. m/ HR)
05:00 - 05:30: Removed PS-21 slips and installed master bushed. Racked back last stand in derrick.
05:30 - 06:00: POOH and LD RTTS assy from 19 m to surface.
06:00 - 06:15: Cleaned and cleared rig floor and prepared p/u 8 1/2" BHA.
06:15 - 08:45: PU and RIH with 8 1/2" BHA from surface to 42 m. Checked communication resistance in telescope and evaluated readings. BHA consist of PD exceed, ecoscope, telescope, sonicvisjon and stethoscope.
08:45 - 09:15: TBT prior to radio active source activity. Loaded radioactive source in ecoscope tool.
09:15 - 09:45: RIH with 8 1/2" BHA from 42 m to 138 m of which, 8x 5" HWDP, jar and accelerator. Installed totco ring on top of last 5" HWDP at 138 m. Weight below jar 7,5 ton total BHA weight 10,5 ton.
09:45 - 10:00: Removed master bushing and installed PS-21 slips.
10:00 - 11:00: RIH with 5" DP from 138 m to 464 m of which, 3 stand from derrick and 15 singles p/u from cantilever.
11:00 - 11:15: RIH with 8 1/2" BHA on 5" DP from 464 m to 627 m. m/ HR)
11:15 - 12:00: Filled pipe and tested MWD at 627 m. Test parameters 1500 LPM/ 53 bar 2000 LPM/ 85 bar, 30 RPM/ 1-3 KNM.
12:00 - 12:30: Serviced TDS.
12:30 - 14:00: RIH with 8 1/2" BHA on 5" DP from 627 m to 1808 m. Filled pipe every 600 m. m/ HR)
14:00 - 16:00: TBT with focus on slip and cut. Slipped and cut drilling line. Calibrated block.
16:00 - 16:30: RIH with 8 1/2" BHA on 5" DP from 1808 m to 2174 m. m/ HR)
16:30 - 16:45: Changed handling equipment from 5" DP to 5 1/2" DP.
16:45 - 18:30: RIH with 8 1/2" BHA on 5" DP from 2174 m to 3305 m. Filled pipe every 600 m. m/ HR)
18:30 - 20:15: Washed down in hole from 3305 m to 3394 m. Parameters 1800 LPM/ 125 bar, 30 RPM/ 10-14 KNM. Took weight and tag top plug/ cement with 7 ton wob at 3394 m.
20:15 - 21:00: Drilled top plug/ cement from 3394 m to 3395 m. Parameters 2000 LPM/ 150-170 bar. 30 RPM/ 11-16 KNM. Wob 4-7 ton. ROP 1-2 m/hr. Pulled back to 3385 m for chokedrill.
21:00 - 21:45: Performed choke drill with involved personnel at 3385 m.
21:45 - 00:00: RIH to 3395 m. Drilled top plug/ soft cement from 3394 m to 3401 m. Parameters on top plug 1800 2000 LPM/ 120 bar. RPM 50/ 11-16 KNM. Wob 2-7 ton. ROP 0,5 1m/ HR. Parameters on cement 2000 LPM/ 150-160 bar. 40 RPM/ 11-14 KNM. Wob 2-3 ton. ROP 20 m/hr.

24-hour summary: P/u and RIH with 8 1/2" BHA on 5" DP from surface to 627 m. Tested MWD at 627 m. Continued RIH with 8 1/2" BHA from 627 m to 1808 m. Slipped and cut drilling line. Continued RIH with 8 1/2" BHA on 5" DP from 1808 m to 2174 m. RIH with 8 1/2" BHA on 5 1/2" DP from 2174 m to 3305 m. Washed down in hole from 3305 m to 3394 m. Tagged top plug/ cement at 3394 m. Drilled plugs and soft cement in shoetrack from 3394 m to 3434 m.