Hourly activities:
00:00 - 00:30: Pumped 6m 1. 35 SG WBM hi-vis pill at 670 LPM, 33bars. Displaced pill with 1,34 SG OBM 2500 LPM 230 bars.
00:30 - 01:00: POOH from 2631m to 2584m.
01:00 - 01:45: Circulated bottoms up with 1. 34 SG OBM, 2500 LPM 230 bars, 120 RPM. After 79m pumped observed excess hi-vis pill at the shakers. Continued circulate to clean shakers. Meanwhile held tool box talk prior to set the 3th cement plug.
01:45 - 02:00: Lined up from cement unit through standpipe and TDS. Closed stand pipe valve and pressure tested line up from cement unit against standpipe valve to 200 bar.
02:00 - 02:30: Pumped 9. 6 m of 1. 60 SG spacer at 2000 LPM, 106 bars. Chased the spacer with 2 m3 1. 34 SG OBM.
02:30 - 03:00: Mixed and pumped 12. 04 m 1. 90 SG g-cement at 800 LPM, 51-23 bars. Displaced cement to rig floor with 892 litres drill water.
03:00 - 03:15: Displaced cement plug with mud pumps. 19. 7m 1. 34 SG OBM at 2000 LPM, 30 RPM. After 4. 4m pumped catch the cement. After 460 strokes pumped pulled the string 1m up, while pumping.
03:15 - 04:30: POOH 2-3 min/stand to 2229 m. Pulled dry. Pumped 1m 1. 34 SG OBM at 500 LPM to remove the excess cement inside 3½" DP.
04:30 - 05:00: Continued POOH from 2229 m to 2127m. Problem with PRS.
05:00 - 05:15: Investigated fault with PRS. Found VFD variable frequency drive fault. Fault reset.
05:15 - 05:30: Continued POOH from 2127 m to 2008m.
05:30 - 06:00: Changed to 5" handling equipment.
06:00 - 06:30: POOH with cement stinger on 5" DP from 2009 m to 1928 m MD. Trip speed 162 m/hrs.
06:30 - 07:15: Pumped 2 ea sponge balls to clean pipe at 2000 LPM SPP 140 bar 120 RPM torque 3-7 KNM.
07:15 - 07:30: Flowchecked well on triptank well static.
07:30 - 08:00: Pumped 5 m3 og 1,7 SG slug and chased same to drillfloor. Allowed mud levels to settle.
08:00 - 09:45: POOH with cement stinger on 5" DP from 1928 m to 299 m MD. Stopped filling well on 2 last stands of 5" DP in order to allow mud column to drop for forthcomming repair of diverter seals. Trip speed 930 m/hrs.
09:45 - 10:15: Held toolbox talk. Changed from 5" to 3 1/2" handling equipment.
10:15 - 12:15: POOH with cement stinger on 3 1/2" DP. Laid out 3 1/2" DP singles. Trip speed 150 m/hrs.
12:15 - 12:45: Cleared and tidied drillfloor.
12:45 - 13:00: Waited on cement. Meanwhile held toolbox talk for removal of diverter.
13:00 - 13:30: Waited on cement. Meanwhile prepared for pulling diverter. Removed autoslips from RT. Picked up diverter pullling tool. Prepared diverter inserts.
13:30 - 15:00: Waited on cement. Meanwhile disengaged diverter overshot mechanical seal. Installed 18 inch and 10 inch inserts in diverter. Engaged pulling tool and pulled diveter.
15:00 - 16:30: Waited on cement. Meanwhile laid down diverter horizontally.
16:30 - 18:00: Waited on cement. Meanwhile changed primary seal in diverter overshot.
18:00 - 22:00: Changed primary seal in diverter overshot. Meanwhile waited on cement.
22:00 - 23:45: Changed primary seal in diverter overshot. Meanwhile performed test against cement plug closed shear ram. Topped up well with mud by circulating accross choke and kill lines. Perfomed line test against kill valve on BOP 200 bar 5 min OK. Opened kill valve. Pressured up on well against cement plug to 50 bar and observed steady test. Continued pressuring up in 20 bar increments, observed steady test on each level. Tested cement plug to 162 bar 10 min drop). Pumped and bled back 1022 litres. Meanwhile changed primary seal in diverter overshot.
23:45 - 00:00: Changed primary seal in diverter overshot.

24-hour summary: None