Hourly activities:
00:00 - 02:30: Picked up riser single and positioned and landed off joint. Inspected seal surface and installed IX-14 ring. Made up flange connection with bolt tensioner. Pressure tested flange connection to 3000 psi through test port OK. Lowered riser and set in riser spider.
02:30 - 04:30: Picked up riser single and positioned and landed off joint. Inspected seal surface and installed IX-14 ring. Made up flange connection with bolt tensioner. Pressure tested flange connection to 3000 psi through test port OK. Lowered riser and set in riser spider.
04:30 - 07:00: Picked up riser single and positioned and landed off joint. Inspected seal surface and installed IX-14 ring. Made up flange connection with bolt tensioner. Pressure tested flange connection to 3000 psi through test port OK. Lowered riser and set in riser spider.
07:00 - 07:15: Performed prejob meeting prior to pick up splash zone riser joint.
07:15 - 08:45: Picked up splash zone riser joint and landed off joint. Inspected seal surface and installed IX-14 ring. Made up flange connection with bolt tensioner. Pressure tested flange connection to 3000 psi through test port OK. Lowered riser and set in riser spider.
08:45 - 10:30: Picked up upper riser pup joint and positioned and landed off joint. Inspected seal surface and installed IX-14 ring. Made up flange connection with bolt tensioner. Pressure tested flange connection to 3000 psi through test port OK. Lowered riser and set in riser spider.
10:30 - 12:00: Picked up tension joint and landed off joint. Inspected seal surface and installed IX-14 ring. Made up flange connection with bolt tensioner. Pressure tested flange connection to 3000 psi through test port OK. Lowered riser and set in riser spider.
12:00 - 14:00: Modified flange protector clamp straps. Installed protector clamps.
14:00 - 14:15: Lowered riser and attached hang off plate. Locked spider and landed off weight.
14:15 - 14:30: Removed riser running tool from riser tension joint.
14:30 - 15:30: Picked up and made up 5 1/2" drill pipe with riser running tool and tension riser joint. Picked up weight and removed hangoff plate.
15:30 - 15:45: Performed prejob meeting prior to remove riser spider.
15:45 - 17:15: Removed riser spider. Installed outer ring and master bushings.
17:15 - 17:30: Made up top drive to 5 1/2" drill pipe and riser. Spaced out to install needle valve. Ensured needle valve secured for running.
17:30 - 19:00: Lowered riser to safe distance above riser landing guide funnel. Verified VGX ring in correct position. Lowered riser inside vertical guide. Removed riser guide funnel.
19:00 - 19:30: Lowered hot stab to tieback connector. Installed hot stab using ROV.
19:30 - 19:45: Landed off tieback connector on wellhead with 15mt. Functioned valves on ROV panel to lock tieback connector.
19:45 - 20:30: Applied 3000 psi until stroke indicator indicated fully set.
20:30 - 20:45: Picked up and applied 20mt overpull to verify latched production riser.
20:45 - 21:00: Lined up to perform pressure test of riser.
21:00 - 21:45: Filled riser with water using cement unit while venting through tension joint.
21:45 - 22:00: Performed prejob meeting prior to perform pressure test to 20/200 bar for 5/10 minutes.
22:00 - 22:45: Pressure tested riser to 20/200 bar for 5/10 minutes. Pumped 320 liters. Bled 320 liters back.
22:45 - 23:00: Opened needle valve on tension joint to drain string. Closed needle valve.
23:00 - 00:00: Flushed tieback connector control lines with inhibitor using the mini reel pump.

24-hour summary: Ran production riser to wellhead. Landed and locked tieback connector on wellhead. Pressure tested production riser and tieback connector to 200 bar.