Daily Drilling Report
Well: NO 15/9-F-4
Report period: 2007-10-20T00:00:00+02:00 to 2007-10-21T00:00:00+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: 2007-10-21T00:00:00+02:00
dTimDiaHoleStart: 2007-10-13T05:00:00+02:00
diaHole: 17.5
distDrill: 0
elevKelly: 54.9
fixedRig: false
forecast24Hr: Test casing to 190 bar. Run test plug and test BOP connector to 345 bar. Remove diverter, install modified overshot joint and re-install diverter. Make up 12 1/4" drilling BHA and RIH with same.
hpht: 0
md: 1360
mdCsgLast: 1351.9
mdDiaHoleStart: 260
mdPlanned: -999.99
mdPlugTop: 1338.5
mdStrengthForm: 0
reportNo: 14
ropCurrent: -999.99
strengthForm: 0
sum24Hr: Worked on tension cylinders on Centralizer deck. Made up tensioning assembly to tension cylinders. Transferred tension from block to tension cylinders. Broke and laid out Claxton tool. Skidded BOP from STB side to wellcenter. Made up BOP to riser. Attached BOP tensioning system.
tightWell: 0
tvd: 1334
tvdCsgLast: 1326.5
tvdStrengthForm: 0
waterDepth: 91
wellheadElevation: 138.7
Drilling fluid:
Pore pressure:
Survey stations:
Activities:
comments: In parallel with tenison cylinder hook-up activities : Rigged up chainhoists and attached to tension ring. Removed vinyl protector guide. Installed centralizer in Centralizer deck. Removed scaffolding and barriers at Centralizer deck. Installed boat collision stool. Made up contact ring to three lowermost groves on serrated area. Assembled tensioning assembly and made up to tension ring. Removed chainhoists. At 05:30 operations had progressed to the point where tension cylinders support was required.
dTimEnd: 2007-10-20T05:30:00+02:00
dTimStart: 2007-10-20T00:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Continued working on tension cylinders. Meanwhile started moving BOP from test stump to trolley.
dTimEnd: 2007-10-20T06:00:00+02:00
dTimStart: 2007-10-20T05:30:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Worked on tension cylinders.
dTimEnd: 2007-10-20T11:00:00+02:00
dTimStart: 2007-10-20T06:00:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Made up tensioning assembly to two pistions and elavated tensioning assembly to contact ring. Applied 2 x 20 MT tension. Made up the two other tension cylinders to tensioning assembly. Installed shimm ring underneath tensioning assembly.
dTimEnd: 2007-10-20T14:30:00+02:00
dTimStart: 2007-10-20T11:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Transferred tension from block to tension cylinders. Applied 4 x 20 MT on tension cylinders.
dTimEnd: 2007-10-20T15:30:00+02:00
dTimStart: 2007-10-20T14:30:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Broke out Claxton tool from BOP joint with Hy-torq tool. Pullled 5 1/2" landing stand, broke out same and racked back in derrick.
dTimEnd: 2007-10-20T17:30:00+02:00
dTimStart: 2007-10-20T15:30:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Removed master bushing. Pulled Claxton tool and laid out same. Found 1 O-ring missing on Claxton tool and 1 O-ring bursted.
dTimEnd: 2007-10-20T17:45:00+02:00
dTimStart: 2007-10-20T17:30:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Held toolbox talk prior to skidding BOP.
dTimEnd: 2007-10-20T18:00:00+02:00
dTimStart: 2007-10-20T17:45:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Attempted to break out 4 remaining studs on NT-2 connector - negative, not able to break studs within torque limit.
dTimEnd: 2007-10-20T18:15:00+02:00
dTimStart: 2007-10-20T18:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: Not able to break studs on NT-2 connector. Attempted to adjust BOP to neutral weight on the NT-2 conncetor - still not able to break studs. Torque tool socket adapter broke, repaired adapter. Traced new and more powerful adapter and used same for making/breaking. Re-made all studs in attempt to break the jammed studs. Untorqued the 4 studs in question - ok. Continued BOP nippling operation.

Meanwhile :
-Serviced TDS
-Removed support beams on forward PRS
-Tested standpipe standpipe manifold 5/10 min 20/345 bar
dTimEnd: 2007-10-20T22:45:00+02:00
dTimStart: 2007-10-20T18:15:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Untorqued all studs on NT-2 connector. Lifted BOP off test stump and skidded to well centre.
dTimEnd: 2007-10-21T00:00:00+02:00
dTimStart: 2007-10-20T22:45:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
Lithology and shows: