Daily Drilling Report
Well: NO 15/9-F-12
Report period: 2007-07-23T00:00:00+02:00 to 2007-07-24T00:00:00+02:00
Wellbore info:
dTimSpud: 2007-03-15T00:00:00+01:00
dateDrillComplete: 2007-08-26
daysBehind: 11.5
operator: Statoil
rigAlias: name: MÆRSK INSPIRER
name: 369304
Status:
dTim: 2007-07-24T00:00:00+02:00
dTimDiaHoleStart: 2007-07-21T13:30:00+02:00
diaHole: 17.5
distDrill: 313
elevKelly: 54.9
fixedRig: false
forecast24Hr: Continue drilling 17 1/2" hole section
hpht: 0
md: 1859
mdCsgLast: 1357
mdDiaHoleStart: 1372
mdPlanned: -999.99
mdStrengthForm: 1353
presTestType: leak off test
reportNo: 41
ropCurrent: -999.99
strengthForm: 1.7
sum24Hr: Drilled 17 1/2" hole section from 1546 m to 1881 m MD. Made repair on mud pump #2.
tightWell: 0
tvd: 1798
tvdCsgLast: 1333
tvdStrengthForm: 1353
waterDepth: 91
wellheadElevation: 138.7
Drilling fluid:
dTim: 2007-07-23T10:20:00+02:00
density: 1.35
locationSample: Active pit
md: 1580
mudClass: water based
presBopRating: 690
pv: 29
type: HPWBM
visFunnel: -999.99
yp: 8.5
dTim: 2007-07-23T22:30:00+02:00
density: 1.35
locationSample: Active pit
md: 1855
mudClass: water based
presBopRating: 690
pv: 30
type: HPWBM
visFunnel: -999.99
yp: 10
dTim: 2007-07-23T16:00:00+02:00
density: 1.35
locationSample: Active pit
md: 1675
mudClass: water based
presBopRating: 690
pv: 28
type: HPWBM
visFunnel: -999.99
yp: 9.5
dTim: 2007-07-23T03:00:00+02:00
density: 1.35
locationSample: Active pit
md: 1485
mudClass: water based
presBopRating: 690
pv: 32
type: HPWBM
visFunnel: -999.99
yp: 10
Pore pressure:
dTim: 2007-07-24T00:00:00+02:00
equivalentMudWeight: 1
md: 1880
readingKind: estimated
Survey stations:
azi: 242.79
dTim: 2007-07-24T00:00:00+02:00
incl: 20.46
md: 1525.8
tvd: 1491.6
azi: 250.59
dTim: 2007-07-24T00:00:00+02:00
incl: 21.47
md: 1568.2
tvd: 1531.2
azi: 254.31
dTim: 2007-07-24T00:00:00+02:00
incl: 22.43
md: 1608.1
tvd: 1568.3
azi: 253.44
dTim: 2007-07-24T00:00:00+02:00
incl: 23.37
md: 1648.4
tvd: 1605.4
azi: 253.02
dTim: 2007-07-24T00:00:00+02:00
incl: 23.69
md: 1689.1
tvd: 1642.7
azi: 253.5
dTim: 2007-07-24T00:00:00+02:00
incl: 23.77
md: 1728.5
tvd: 1678.8
azi: 253.27
dTim: 2007-07-24T00:00:00+02:00
incl: 23.62
md: 1770.6
tvd: 1717.4
azi: 252.75
dTim: 2007-07-24T00:00:00+02:00
incl: 23.39
md: 1810.1
tvd: 1753.5
Activities:
comments: Continued making modifications to cuttings conveyer belt.
dTimEnd: 2007-07-23T02:45:00+02:00
dTimStart: 2007-07-23T00:00:00+02:00
md: 1354
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: RIH with 17 1/2" drilling BHA from 1354 m to 1541 m MD. Pumped at 2000 lpm on way in / no rotation. Took weight and reamed through ledges at 1390 m MD and 1396 m MD. Meanwhile continued modifications on cuttings conveyer belt.
dTimEnd: 2007-07-23T04:30:00+02:00
dTimStart: 2007-07-23T02:45:00+02:00
md: 1541
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Tagged fill at 1541 m MD. Stepped up rate to 4500 lpm. Worked to get stable conditions on shakers and cuttings conveyer belt. Took cuttings partly to conveyer belt and partly to DCI unit with overboard discharge. Cut back rate to 3500 lpm to get stable condtions on shakers.
dTimEnd: 2007-07-23T05:30:00+02:00
dTimStart: 2007-07-23T04:30:00+02:00
md: 1541
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Washed from 1541 m to 1546 m MD. Parameters : Flow 3500 lpm / SPP 162 bar / 120 rpm / <1 MT WOB / Torque 13 kNm.
dTimEnd: 2007-07-23T06:00:00+02:00
dTimStart: 2007-07-23T05:30:00+02:00
md: 1546
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Drilled 17 1/2" hole section from 1546 m to 1859 m MD. Driling parameters : Flow 4500 lpm / SPP 248 bar / 180 rpm / 3-5 MT WOB / Torque 14-23 kNm / ECD 1,37-1,38.

Took surveys on connections. Reamed stand before connections. Downlinked Powerdrive at 10:15. 

Experienced problems with Mudpump #2.
dTimEnd: 2007-07-23T23:00:00+02:00
dTimStart: 2007-07-23T06:00:00+02:00
md: 1859
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Mud pump #1 down failed, washout in valve seat, shut down pump. Mud pump #1 also out of service. Had to stop drilling. Reciprocated on stand while working on mud pump #2.
dTimEnd: 2007-07-24T00:00:00+02:00
dTimStart: 2007-07-23T23:00:00+02:00
md: 1859
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
Lithology and shows:
dTim: 2007-07-24T00:00:00+02:00
lithology: Homogenous claystone interval with intermittent thin siltstone and dolomite bedding.
mdBottom: 1830
mdTop: 1560
tvdBottom: 1771.8
tvdTop: 1523.6