Daily Drilling Report
Well: NO 15/9-F-4
Report period: 2007-10-19T00:00:00+02:00 to 2007-10-20T00:00:00+02:00
Wellbore info:
dTimSpud: 2007-03-10T00:00:00+01:00
dateDrillComplete: 2008-02-28
operator: StatoilHydro
rigAlias: name: MÆRSK INSPIRER
name: 369304
Status:
dTim: 2007-10-20T00:00:00+02:00
dTimDiaHoleStart: 2007-10-13T05:00:00+02:00
diaHole: 17.5
distDrill: -999.99
elevKelly: 54.9
fixedRig: false
forecast24Hr: Complete commisioning of tension cylinder system and MU tension assembly. Rig down claxton tool. Install and pressure test BOP connector. Pressure test casing to 190 bar. MU and RIH with 12 1/4" BHA.
hpht: 0
md: 1360
mdCsgLast: 1351.9
mdDiaHoleStart: 260
mdPlanned: -999.99
mdPlugTop: 1338.5
mdStrengthForm: 0
reportNo: 13
ropCurrent: -999.99
strengthForm: 0
sum24Hr: Ran HPDR riser. Removed spider and made up landing stand. Attempted to land HPDR riser. Waited on weather to land riser. Landed HPDR riser on fourth attempt. Engaged TBC connector. Secured hatches in wellhead module and on weatherdeck. Built scaffolding on weatherdeck. Installed centralizer and boat collision stool. Made up contact ring and tensioning assembly.
tightWell: 0
tvd: 1334
tvdCsgLast: 1326.5
tvdStrengthForm: 0
waterDepth: 91
wellheadElevation: 138.7
Drilling fluid:
Pore pressure:
Survey stations:
Activities:
comments: Stabbed double C onto flange in rotary. Made up flange according to Bandak procedure. Tested connection to 200 bar on flange. Installed fairrings. Ran STB guidewire to template. Ran port guidewire to 40 m below sealevel. RIH with riser to 80 m MD.
dTimEnd: 2007-10-19T02:15:00+02:00
dTimStart: 2007-10-19T00:00:00+02:00
md: 80
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Picked up 4th double B by simultaneous lift with deckcrane and TDS, brought to vertical position. Removed handling tool on flange in rotary. Installed guide pins. Stabbed double B onto flange in rotary. Made up flange according to Bandak procedure. Tested connection to 200 bar on flange. Installed fairrings. RIH with riser to 110 m MD. 

Meanwhile ROV established STB and port guidewires to template eagel clamps. Brushed and cleaned wellhead seal surface with ROV.
dTimEnd: 2007-10-19T04:45:00+02:00
dTimStart: 2007-10-19T02:15:00+02:00
md: 110
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Picked up 5th double A by simultaneous lift with deckcrane and TDS, brought to vertical position. Removed handling tool on flange in rotary. Installed guide pins. Stabbed double A onto flange in rotary. Made up flange according to Bandak procedure. 

Meanwhile brought ROV to surface and installed VX ring installation tooling. Dove ROV.
dTimEnd: 2007-10-19T06:00:00+02:00
dTimStart: 2007-10-19T04:45:00+02:00
md: 110
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Tested riser connection to 200 bar. Installed fairings. RIH with riser to 128 m MD.
dTimEnd: 2007-10-19T07:00:00+02:00
dTimStart: 2007-10-19T06:00:00+02:00
md: 128
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Held toolbox talk prior to removing riser spiser.
dTimEnd: 2007-10-19T07:15:00+02:00
dTimStart: 2007-10-19T07:00:00+02:00
md: 128
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Removed riser spider from rotary and installed master bushing. Installed lo-torque on Claxton tool and confirmed in open position. Ran Claxton tool past rotary and hung off on manual slips.
dTimEnd: 2007-10-19T08:30:00+02:00
dTimStart: 2007-10-19T07:15:00+02:00
md: 130
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Made up stand of 5 1/2" DP to Claxton tool. Made up TDS to DP.
dTimEnd: 2007-10-19T08:45:00+02:00
dTimStart: 2007-10-19T08:30:00+02:00
md: 130
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Held toolbox talk prior to landing riser.
dTimEnd: 2007-10-19T09:00:00+02:00
dTimStart: 2007-10-19T08:45:00+02:00
md: 130
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Placed VX gasket on 18 3/4" subsea wellhead with ROV. Inspected guidewires.
dTimEnd: 2007-10-19T09:30:00+02:00
dTimStart: 2007-10-19T09:00:00+02:00
md: 130
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Ran in with riser. Took up/down weight 137 MT. Attempted to land TBC conncetor on 18 3/4" wellhead - negative. Trashed VX- ring when attempting to land. Inspected wellhead and installed new VX -ring.
dTimEnd: 2007-10-19T11:30:00+02:00
dTimStart: 2007-10-19T09:30:00+02:00
md: 138
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Waited on weather for improved landing condition. Meanwhile installed coax cable between ROV unit and drillfloor to improve viewing conditions for driller.
dTimEnd: 2007-10-19T13:30:00+02:00
dTimStart: 2007-10-19T11:30:00+02:00
md: 138
phase: fixed
proprietaryCode: interruption -- waiting on weather
state: ok
stateDetailActivity: success
comments: Made 2 more attempts to land TBC connector on 18 3/4" wellhead - negative. Both times the VX-ring was bounced off the wellhead. Lost attachement for 1 guidewire. Installed new VX-ring.
dTimEnd: 2007-10-19T15:30:00+02:00
dTimStart: 2007-10-19T13:30:00+02:00
md: 138
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Landed TBC connector on 18 3/4" subsea wellhead succesfully. Set down 30 MT weight. Observed loose skirt on TBC connector.
dTimEnd: 2007-10-19T15:45:00+02:00
dTimStart: 2007-10-19T15:30:00+02:00
md: 139
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Installed hotstab in TBC receptacle with ROV. Unhooked one guidewire from eagle clamp and pulled to surface. Covered open slot openings in wellhead module with hatches and removed scaffolding.
dTimEnd: 2007-10-19T17:15:00+02:00
dTimStart: 2007-10-19T15:45:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Pressured up through minireel hose to activate TBC connector in steps of 500 psi to 3000 psi. Observed indicator rods with ROV - ok. Performed overpull test on connector to 30 MT - ok. Retrieved minireel hose and 2nd guidewire to surface. Covered open slot openings in wellhead module with hatches and removed scaffolding.
dTimEnd: 2007-10-19T19:00:00+02:00
dTimStart: 2007-10-19T17:15:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Installed hatches on weatherdeck on slot F-5 and F-9.
dTimEnd: 2007-10-19T20:45:00+02:00
dTimStart: 2007-10-19T19:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Roped off relevant areas. Built scaffolding around slot F-4 on weatherdeck to access Claxton tool.
dTimEnd: 2007-10-19T22:15:00+02:00
dTimStart: 2007-10-19T20:45:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Adjusted tension to 20 MT overpull. Filled riser with 8,7 m3 seawater from cement unit. Closed lo-torque valve on Claxton tool. Pressure tested riser and TBC connector against the well. Pressured up to 20 bar/5 min-ok. Continued to pressure up to 145 bar - observed leakage over Claxton tool in moonpool.
dTimEnd: 2007-10-19T23:30:00+02:00
dTimStart: 2007-10-19T22:15:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Pressure fell 20 bar over 10 min with a corresponding leakage rate of 10 l/min. Observed for leakage on TBC connector with ROV - no leakage detected. Assessed situation. Decided to move ahead with operations and confirm test at a later stage.
dTimEnd: 2007-10-20T00:00:00+02:00
dTimStart: 2007-10-19T23:30:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: equipment failure
Lithology and shows: