Daily Drilling Report
Well: NO 15/9-F-9
Report period: 2008-08-30T00:00:00+02:00 to 2008-08-31T00:00:00+02:00
Wellbore info:
dTimSpud: 2007-11-09T00:00:00+01:00
dateDrillComplete: 2008-08-31
operator: StatoilHydro
rigAlias: name: MÆRSK INSPIRER
name: 369304
Status:
dTim: 2008-08-31T00:00:00+02:00
dTimDiaHoleStart: 2008-08-30T07:30:00+02:00
diaHole: 12.25
distDrill: 164
elevKelly: 54.9
fixedRig: false
forecast24Hr: Continue RIH with clean out BHA on 5 1/2" DP from 547 m to 1082 m. Circulate well while reciprocating string. Displace well to salt saturated 1.20 sg NaCl brine. Verify that well is stable. POOH and LD clean out BHA. RU for running 9 5/8" sand screens. MU and RIH with 14 joints of Bakerweld screens. MU screen hanger.
hpht: 0
md: 1083
mdCsgLast: 909.8
mdDiaHoleStart: 919
mdPlanned: -999.99
mdStrengthForm: 0
reportNo: 15
ropCurrent: -999.99
strengthForm: 0
sum24Hr: Drilled 12 1/4" hole from 919 m to 1083 m MD. Circulated well clean using 3 x btms up. Performed flow check and POOH. LD 12 1/4" BHA. MU and RIH with clean out BHA from surface to 547 m.
tightWell: 0
tvd: 1075.9
tvdCsgLast: 905.1
tvdStrengthForm: 0
waterDepth: 91
wellheadElevation: 0
Drilling fluid:
dTim: 2008-08-30T04:00:00+02:00
density: 1.27
filtrateLtlp: 13.5
locationSample: Reserve pit
md: 918
mudClass: water based
presBopRating: 0
pv: 32
type: Soludril-N
visFunnel: -999.99
yp: 22
dTim: 2008-08-30T10:00:00+02:00
density: 1.27
filtrateLtlp: 14.6
locationSample: Flowline
md: 959
mudClass: water based
presBopRating: 0
pv: 30
type: Soludril-N
visFunnel: -999.99
yp: 19.5
dTim: 2008-08-30T13:00:00+02:00
density: 1.27
filtrateLtlp: 14.6
locationSample: Flowline
md: 1043
mudClass: water based
presBopRating: 0
pv: 27
type: Soludril-N
visFunnel: -999.99
yp: 17.5
dTim: 2008-08-30T14:00:00+02:00
density: 1.27
locationSample: Flowline
md: 1064
mudClass: water based
presBopRating: 0
pv: 25
type: Soludril-N
visFunnel: -999.99
yp: 17.5
dTim: 2008-08-30T22:00:00+02:00
density: 1.27
locationSample: Active pit
md: 1083
mudClass: water based
presBopRating: 0
pv: 25
type: Soludril-N
visFunnel: -999.99
yp: 16.5
Pore pressure:
Survey stations:
azi: 74.43
dTim: 2008-08-31T00:00:00+02:00
incl: 10.03
md: 902.6
tvd: 898
azi: 74.93
dTim: 2008-08-31T00:00:00+02:00
incl: 9.52
md: 968
tvd: 962.5
azi: 75.46
dTim: 2008-08-31T00:00:00+02:00
incl: 9.41
md: 1008.5
tvd: 1002.4
azi: 76.13
dTim: 2008-08-31T00:00:00+02:00
incl: 9.61
md: 1048.9
tvd: 1042.2
Activities:
comments: Drilled on cement from 895 m to 909,3 m MD. Drilling parameters : Flow 3100 lpm / SPP 95 bar / String RPM 65 / WOB 2-3 MT / Torque 4-12 kNm / ECD 1.05 sg. Picked off bottom every 10-15 min to clean bit. Pumped 10 m3 hi-vis before connection at 902 m.

Meanwhile MU and RB 9 5/8" csg. stds.
dTimEnd: 2008-08-30T04:00:00+02:00
dTimStart: 2008-08-30T00:00:00+02:00
md: 909.3
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: Drilled out shoe track from 909,3 m to 919,7 m MD. Drilling parameters : Flow 3100 lpm / SPP 97 bar / String RPM 65 / WOB 0-1 MT / Torque 4-6 kNm / ECD 1.05 sg. Cleaned out rathole in 2 m steps and reamed. 

Meanwhile MU and RB 9 5/8" csg. stds. A total of 3 stds RB in derrick.
dTimEnd: 2008-08-30T06:00:00+02:00
dTimStart: 2008-08-30T04:00:00+02:00
md: 919
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: Cleaned out rathole from 919,7 m to 921 m MD. Drilling parameters : Flow 3100 lpm / SPP 97 bar / String RPM 65 / WOB 0-1 MT / Torque 4-6 kNm / ECD 1.05 sg.  Pumped 30 m3 hi-vis pill and swept the hole clean. Pulled 12 1/4" BHA into 13 3/8" csg shoe and verified no restrictions in shoe track.
dTimEnd: 2008-08-30T07:30:00+02:00
dTimStart: 2008-08-30T06:00:00+02:00
md: 921
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Displaced to 1.27 sg Soludril-N WBM (sized salt system) while drilling new formation. Drilled 12 1/4" hole from 921 m to 1083 m MD. Drilling parameters : Flow 3300 lpm / SPP 125-127 bar / String RPM 140 / WOB 7-9 MT / Torque 8-12 kNm / ECD 1.32-1.35 sg.  Surveys taken at 991.68 m and 1049 m. Found base Utsira at 1073 as predicted.

Meanwhile MU and RB 9 5/8" csg. stds. A total of 6 stds RB in derrick.
dTimEnd: 2008-08-30T15:00:00+02:00
dTimStart: 2008-08-30T07:30:00+02:00
md: 1083
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Circulated 3 x btms up while reciprocating with bit inside shale formation from 1073 m to 1082 m. Circulating parameters : Flow 3000 lpm / SPP 127 bar / String RPM 120 / Torque 5-7 kNm.  Upweight 118 MT / down weight 107 MT. After 3 x btms up torque was reduced to 3-7 kNm and ECD had dropped from 1.35 sg to 1.32 sg.

Meanwhile checked out equipment for POOH.
dTimEnd: 2008-08-30T16:30:00+02:00
dTimStart: 2008-08-30T15:00:00+02:00
md: 1082
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: Flow checked well for 15 min. Well was static.

Meanwhile held tool box meeting before POOH.
dTimEnd: 2008-08-30T16:45:00+02:00
dTimStart: 2008-08-30T16:30:00+02:00
md: 1082
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Dropped 2.75" drift and POOH wet with 12 1/4" BHA from 1082 and into 13 3/8" csg shoe at 897 m. No overpull observed. Flow checked well inside csg shoe. Well was static.
dTimEnd: 2008-08-30T18:00:00+02:00
dTimStart: 2008-08-30T16:45:00+02:00
md: 897
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Pumped 5 m3 1.40 sg brine slug and continued to POOH from 897 m to 135 m. Average pulling speed 381 m/hr.
dTimEnd: 2008-08-30T20:00:00+02:00
dTimStart: 2008-08-30T18:00:00+02:00
md: 135
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Pulled master bushings and removed 10" diverter inserts and PS21. Re-installed master bushings. BO and LD 12 1/4" BHA from 135 m to 2,7 m.
dTimEnd: 2008-08-31T00:00:00+02:00
dTimStart: 2008-08-30T20:00:00+02:00
md: 2.7
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
Lithology and shows: