Daily Drilling Report
Well: NO 15/9-F-5
Report period: 2007-12-20T00:00:00+01:00 to 2007-12-21T00:00:00+01:00
Wellbore info:
dTimSpud: 2007-11-11T00:00:00+01:00
dateDrillComplete: 2008-07-30
operator: StatoilHydro
rigAlias: name: MÆRSK INSPIRER
name: 369304
Status:
dTim: 2007-12-21T00:00:00+01:00
dTimDiaHoleStart: 2007-12-18T02:30:00+01:00
diaHole: 17.5
distDrill: 537
elevKelly: 54.9
fixedRig: false
forecast24Hr: Complete handling of 17½" BHA. Rig up for running 13 3/8" casing on 18 3/4" well head. Start RIH with 13 3/8" casing.
hpht: 0
md: 1415
mdCsgLast: 220.8
mdDiaHoleStart: 226
mdPlanned: -999.99
mdStrengthForm: 0
reportNo: 8
ropCurrent: -999.99
strengthForm: 0
sum24Hr: Drilled 17 1/2" section from 1101 m to 1415 m MD. Circulated well clean. Displaced well to 1.40 SG mud. POOH with 17½" BHA. Had tight spot at 1123 m, rotated through. Tight spots at 796, 775, 519 and 481m, pulled through with 10-15 MT overpull. Rack back BHA.
tightWell: 0
tvd: 1346
tvdCsgLast: 220.8
tvdStrengthForm: 0
waterDepth: 91
wellheadElevation: 0
Drilling fluid:
dTim: 2007-12-20T15:00:00+01:00
density: 1.05
locationSample: Reserve pit
md: 1322
mudClass: water based
presBopRating: 0
pv: -999.99
type: Spud Mud
visFunnel: 139
yp: -999.99
dTim: 2007-12-20T19:00:00+01:00
density: 1.4
locationSample: Reserve pit
md: 1415
mudClass: water based
presBopRating: 0
pv: -999.99
type: Spud Mud
visFunnel: 132
yp: -999.99
Pore pressure:
dTim: 2007-12-21T00:00:00+01:00
equivalentMudWeight: 1.03
md: 1415
readingKind: estimated
Survey stations:
azi: 121.18
dTim: 2007-12-21T00:00:00+01:00
incl: 16.01
md: 1065.1
tvd: 1033.3
azi: 117.23
dTim: 2007-12-21T00:00:00+01:00
incl: 16.28
md: 1105.3
tvd: 1072
azi: 112.92
dTim: 2007-12-21T00:00:00+01:00
incl: 19.97
md: 1145.4
tvd: 1110.1
azi: 107.56
dTim: 2007-12-21T00:00:00+01:00
incl: 24.46
md: 1185.6
tvd: 1147.3
azi: 99.65
dTim: 2007-12-21T00:00:00+01:00
incl: 28.06
md: 1226.5
tvd: 1184
azi: 102.38
dTim: 2007-12-21T00:00:00+01:00
incl: 31.94
md: 1266.8
tvd: 1218.8
azi: 108.35
dTim: 2007-12-21T00:00:00+01:00
incl: 29.21
md: 1307.8
tvd: 1254.1
azi: 105.01
dTim: 2007-12-21T00:00:00+01:00
incl: 27.27
md: 1348
tvd: 1289.6
azi: 107.83
dTim: 2007-12-21T00:00:00+01:00
incl: 30.79
md: 1397.4
tvd: 1332.8
Activities:
comments: Drilled 17 1/2" section from 878 m to 1101 m MD. Base Utsira 1064,5 mMD. Drilling parameters : Flow 3450-4000 lpm / SPP 115-132 bar / WOB 0-12 MT / Torque 4-10 kNm / String RPM 40 / Bit RPM 104-160. ROP 25-100 m/hr, average ROP 37.2 m/ hrs. Pumped 10 m3 hi-vis sweep for every single drilled. Performed gMWD survey on connections.  Up weight 138 MT / down weight 118 MT.

Sliding intervals: 878 - 888 m
                           918 - 928 m
                           958 - 973 m
                           999 - 1019 m
                          1039 - 1065 m
                          1079 - 1101 m

dTimEnd: 2007-12-20T06:00:00+01:00
dTimStart: 2007-12-20T00:00:00+01:00
md: 1101
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Drilled 17 1/2" section from 1101 m to 1415 m MD. Top Skade 1225 mMD. Base Skade 1316 mMD.
Drilling parameters : Flow 3500-4130 lpm / SPP 106-148 bar / WOB 1-10 MT / Torque 6-13 kNm / ECD 1.01 - 1.09 SG/ String RPM 40/Bit RPM 136-160. ROP 1-100 m/hr, average ROP 26.2 m/ hrs. Pumped 10 m3 hi-vis sweep for every single drilled. Performed gMWD survey on connections.  Up weight 149 MT / down weight 123 MT.

Max ECD in Skade 1.09 SG

Survey.     Inc.        Azi.
1131.84    18.41     118.87
1164.55    21.19     116.01
1171.98    22.67     114.88
1212.44    26.61     110.18
1252.67    30.29     110.42
1293.19    29.76     111.71
1333.68    28.07     113.27
dTimEnd: 2007-12-20T18:00:00+01:00
dTimStart: 2007-12-20T06:00:00+01:00
md: 1415
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: At TD. Pumped 30 m³ Hi-vis followed by 30 m³ sea water, followed by another 30 m³ of Hi-vis, at 3500 lpm while reciprocating drill string.
dTimEnd: 2007-12-20T18:30:00+01:00
dTimStart: 2007-12-20T18:00:00+01:00
md: 1414
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: Displaced out pill with sea water 1 x BU, 3500 lpm 110 bars. Reciprocating the string.
dTimEnd: 2007-12-20T19:30:00+01:00
dTimStart: 2007-12-20T18:30:00+01:00
md: 1414
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: Displaced hole to 1.40 SG at 3500-4500 lpm, SPP 170-230 bars.
dTimEnd: 2007-12-20T20:45:00+01:00
dTimStart: 2007-12-20T19:30:00+01:00
md: 1414
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: POOH with 17½" BHA from 1415 m to 1123 m. Took weight of 20 MT overpull. RIH with two jnts. POOH with rotation on the string, passed obstruction with 5 MT overpull.
dTimEnd: 2007-12-20T22:15:00+01:00
dTimStart: 2007-12-20T20:45:00+01:00
md: 1123
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Continued POOH with 17½" BHA from 1123 m to 720 m.  Tight spots at 796 m and 775 m, pulled through with 10 -15 MT overpull.
dTimEnd: 2007-12-21T00:00:00+01:00
dTimStart: 2007-12-20T22:15:00+01:00
md: 720
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
Lithology and shows: