Hourly activities:
00:00 - 00:30: Oriented and landed multibowl on top of tension joint.
00:30 - 03:00: Energized seals and pressure tested same. P/u 5 t to ensure slips are locked. Meanwhile rigged up control line for claxton tool and prepared for nippling job. F14 f15 depressurized at 04 00 hrs. F11 f12 already depressurized.
03:00 - 03:30: Adjusted scaffolding to access claxton tool.
03:30 - 04:45: Disconnected and pulled claxton tool. Covered off below BOP deck level. Broke off XO and racked stand in derrick. L/d claxton tool. Worked on multibowl. Meanwhile prepared for lifting BOP.
04:45 - 05:30: Installed annular valve.
05:30 - 07:00: Moved BOP to well center and nippled up same.
07:00 - 08:30: Made up nt2 connector and installed tension cylinders on BOP. Informed production to start up wells at 08 07 hrs.
08:30 - 09:15: Installed slick joint and diverter.
09:15 - 09:45: Installed outer ring and master bushing. Rigged down diverter chain. Installed elevator and rotator.
09:45 - 10:00: Torqued up bolts on slick joint and energized diverter seals.
10:00 - 10:15: Filled riser and BOP with seawater.
10:15 - 10:30: Cleared rig floor of excess equipment.
10:30 - 10:45: P/u BOP test tool and m/u same. RIH with test tool to 20 m. Problems getting test on test tool.
10:45 - 11:15: Performed line-up test to 345 bar for 5 min. Closed BOP and pressured up to perform connector test. Leakage observed at multibowl. Re-seated tool and tested again negative.
11:15 - 11:30: POOH with test tool from 20 m and l/o same.
11:30 - 11:45: P/u bowl protector and RT. M/u same.
11:45 - 13:15: RIH with bowl protector to 20 m and released bowl protector from tool. POOH with RT. Bowl protector on RT. Performed three attempts to set bowl protector.
13:15 - 13:45: P/u and m/u jetting assy. RIH with same to 150 m.
13:45 - 14:30: Pumped 15 m3 hivis and displaced same with seawater at 2500 LPM/5 bar. Waited 10 min. Jetted area from 150 to 130 m with 3000 LPM/220 bar and 10 RPM/1-2 KNM.
14:30 - 14:45: Continued RIH with jetting assy from 150 to 183 m. Displaced well with 1,03 nacl brine at 3000 LPM/17 bar and 10 RPM/1-2 KNM.
14:45 - 15:00: POOH from 183 m and l/o jetting assy.
15:00 - 15:30: M/u annulus inserts RT and RIH on DP to 142,42 m.
15:30 - 15:45: Latched onto annulus inserts sleeve.
15:45 - 16:15: POOH from 140 m.
16:15 - 16:30: Removed sleeve from RT and l/o same.
16:30 - 16:45: P/u and m/u bowl protecter retrieving tool.
16:45 - 17:00: RIH to 20 m and latched on bowl protector. POOH with same.
17:00 - 17:15: Removed bowl protector from RT and l/d same.
17:15 - 17:30: Cleaned and cleared rig floor.
17:30 - 17:45: Held TBT prior to rigging up for running casing.
17:45 - 19:00: Rigged up for running casing.
19:00 - 19:15: Held TBT.
19:15 - 19:45: P/u tie back adapter and inspected same.
19:45 - 22:00: RIH with 10 3/4" tie back to 107 m
22:00 - 22:15: P/u adjustable sub assy and inspected same.
22:15 - 23:00: Continued RIH with 10 3/4" tie back from 119 to 141 m.
23:00 - 23:15: P/u and m/u circulation swedge.
23:15 - 23:30: Backed out casing hanger RT
23:30 - 23:45: POOH with casing hanger RT and racked in aft PRS.
23:45 - 00:00: Started to rig down casing handling equipment.

24-hour summary: Installed multibowl. Energized seals and tested same. Installed annulus valve. Nippled up BOP. Installed bowl protector. Washed WH area and displaced to brine. Retrieved annulus inserts. Retrieved multibowl. R/u for running casing. Ran 10 3/4" tieback.