Hourly activities:
00:00 - 00:15: RIH with 9 5/8" casing cutter on 5 1/2 DP from 1250 m MD to 1422 m MD. Filled pipe with 1,44 OBM every 500 m. Tripping speed 688 m/hrs.
00:15 - 00:30: Made up TDP to drillstring. Loacted cutter at planned depth of 1422 m MD. Took up/down weights 100/96 MT. Recorded free rotating torque 4 KNM.
00:30 - 01:00: Filled pipe pumping at 500 LPM. Obtained pump benchmark for cutting casing 500 LPM SPP 59 bar, stopped pumps. Started rotation with 120 RPM. Started circulation at 500 LPM. Observer torque bulidingup to 5-11 KNM indicating effective cutting. Noticed small shock in derrick after 2,5 min of cutting indicating successful cut. Stopped rotation. Increased pump rate to 900 LPM 55 bar good indication. Picked up 2,5 m above cut. Came down while pumping at 400 LPM, observed sudden pressure drop as prescribed when passing cut at 1422 m MD. Stopped pumping. Marked pipe and tagged top of cut casing 0,25 m below gap).
01:00 - 01:30: Closed annular and lined up to choke. Observed for pressure bulid up for 10 min none observed. Opened annular and flowcecked well for 15 min well static.
01:30 - 02:00: Pumped 3 m3 1,67 SG slug. Allowed mud levels to settle.
02:00 - 04:00: POOH with 9 5/8" casing cutter on 5 1/2" DP from 1422 m MD to surface. Tripping speed 711 m/hrs.
04:00 - 04:30: Removed autoslips from rotary. Installed masterbushing and bowls. Broke out smith 9 5/8" casing cutter. Installed handling sub and laid out assy.
04:30 - 04:45: Cleaned and tidied drillfloor for safety.
04:45 - 05:00: Held toolbox talk for picking up 10 3/4" bowen spear.
05:00 - 05:30: Picked up and hung off packoff tool. Picked up and made up 10 3/4" bowen spear and bumper sub. Set grapple to catch and secured same with duct tape.
05:30 - 06:00: Changed die carriers and dies in IR.
06:00 - 07:00: Changed dies in IR. Picked up and made up single 8 1/4" DC.
07:00 - 07:15: Held toolbox talk handover meeting.
07:15 - 08:30: RIH with 10 3/4" bowen spear on 8 1/4" DC 5 1/2" HWDP from 25 m to 129 m MD.
08:30 - 08:45: Made up TDS to 5 1/2" HWDP. RIH to 153 m MD and landed stop ring in 10 3/4" wearbushing at 140 m MD. Engaged spear in 10 3/4" casing according to smith instructions.
08:45 - 09:00: Released casing with 168 MT weight. Picked up 2 m and confirmed 9 5/8" casing free.
09:00 - 11:15: Staged up pumps to 2000 LPM SPP 24-28 bar and circulated annulus clean. Observed little solids on shakers and good condition of mud returns. Circulated 1,5 times bottoms up.
11:15 - 11:30: Held toolbox talk for pulling 9 5/8" casing. Had problem with PRS flush joint elevator.
11:30 - 11:45: Troubleshot problem with PRS elevator.
11:45 - 13:00: POOH with 9 5/8" casing on spear/landing string from 1420 m to 1305 m MD.
13:00 - 14:00: Installed 6 3/8" reg x 5 1/2" vemeis x-over on last 8 1/4" DC in landing string. Installed 5 1/2" HWDP single for racking purposes. Pulled 10 3/4" casing hanger to surface and hung off in RT on 9 5/8" pup joint.
14:00 - 14:30: Released 10 3/4" bowen spear and pulled out of casing. Removed wearbushing using slings and tugger. Re-engaged spear in 10 3/4" casing hanger. Picked up 3 m and hung off casing hanger on 1st full 9 5/8" casing joint, i. E. Approx 5 m stick-up.
14:30 - 16:15: Disengaged spear, removed and suspended in PRS. Rigged up odfjell casing tong. Prepared PS-30 slips.
16:15 - 17:15: Slung up 10 3/4" casing hanger assy. Broke casing connection and laid down hanger assy using tugger. Changed to 9 5/8" segment in BX elevator.
17:15 - 17:45: Made up 9 5/8" swadge to 9 5/8" casing. Pumped 5 m3 1,67 SG slug and chased to drillfloor. Broke swadge.
17:45 - 18:30: Removed masterbushing and installed PS-30 in RT.
18:30 - 20:30: POOH with 9 5/8" 53,5# c95 casing from 1277 m to 1121 m MD. Pulling speed 7 jnts/hr. Had problems with HTS tailing arm and casing tong.
20:30 - 21:00: Troubleshot hydraulics for casing tong. Troubleshot HTS tailing arm.
21:00 - 00:00: POOH with 9 5/8" 53,5# c95 casing from 1121 m to 707 m MD. Breakout torque in 30 000 ft lbs range. Pulling speed 11 jts/hr.

24-hour summary: None