Daily Drilling Report
Well: NO 15/9-19 A
Report period: 1997-07-29T00:00:00+02:00 to 1997-07-30T00:00:00+02:00
Wellbore info:
dTimSpud: 1997-07-25T00:00:00+02:00
dateDrillComplete: 1997-08-30
daysBehind: 5
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-07-30T00:00:00+02:00
dTimDiaHoleStart: 1997-07-25T00:30:00+02:00
diaHole: 8.5
distDrill: 113
elevKelly: 25
fixedRig: false
forecast24Hr: CONTINUE DRILLING 8 1/2" HOLE.
hpht: 0
md: 2311
mdCsgLast: 4643
mdDiaHoleStart: 2202
mdKickoff: 2178
mdPlanned: -999.99
mdStrengthForm: 2178
presTestType: leak off test
reportNo: 6
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: FINISHED HANDLING MILLING BHA. MU & TIH WITH DRILLING BHA TO TD.
DRILLED FROM 2202 - 2405 M. SLIDING AS DIRECTIONAL PROGRAM REQUIRED
TO DROP ANGLE & TURN HOLE TOWARD OBJECTIVE.
tightWell: 0
tvd: 1695
tvdStrengthForm: 1627
waterDepth: 84
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-07-29T06:00:00+02:00
density: 1.5
locationSample: Flowline
md: 2192
mudClass: other
presBopRating: 999
pv: 51
type: ULTIDRILL
visFunnel: 147
yp: 15.5
dTim: 1997-07-29T00:00:00+02:00
density: 1.5
locationSample: Flowline
md: 2192
mudClass: other
presBopRating: 999
pv: 51
type: ULTIDRILL
visFunnel: 147
yp: 15.5
Pore pressure:
dTim: 1997-07-30T00:00:00+02:00
equivalentMudWeight: 1.03
md: 2405
readingKind: estimated
Survey stations:
azi: 281.88
dTim: 1997-07-30T00:00:00+02:00
incl: 58.95
md: 2178
tvd: 1626.9
azi: 284.3
dTim: 1997-07-30T00:00:00+02:00
incl: 48.3
md: 2318
tvd: 1710.1
azi: 286.8
dTim: 1997-07-30T00:00:00+02:00
incl: 45.8
md: 2348
tvd: 1730.5
azi: 282.7
dTim: 1997-07-30T00:00:00+02:00
incl: 50.3
md: 2289
tvd: 1691.1
Activities:
comments: FINISHED DRILLING TO 2202 M - TOTAL OF 19 M OF FORMATION DRILLED BEYOND WINDOW'S BOTTOM. PU & SO THROUGH WINDOW 5 TIMES - NO PROBLEMS.
dTimEnd: 1997-07-29T01:00:00+02:00
dTimStart: 1997-07-29T00:00:00+02:00
md: 2202
phase: fixed
proprietaryCode: interruption -- sidetrack
state: ok
stateDetailActivity: success
comments: PU ABOVE TOP OF WINDOW & PUMPED 5 M3 HI-VIS PILL. CIRCULATED HOLE CLEAN AT 2000 LPM AT 195 BAR. FLUSHED CHOKE & KILL LINES & BOOSTED RISER.
dTimEnd: 1997-07-29T02:30:00+02:00
dTimStart: 1997-07-29T01:00:00+02:00
md: 2175
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: POOH TO MU DRILLING BHA.
dTimEnd: 1997-07-29T06:00:00+02:00
dTimStart: 1997-07-29T02:30:00+02:00
md: 100
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: FINISHED HANDLING WHIPSTOCK/MILLING BHA.
dTimEnd: 1997-07-29T07:00:00+02:00
dTimStart: 1997-07-29T06:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: MU DRILLING BHA & TIH TO 430 M WITH NEW 8 1/2" PDC BIT.
dTimEnd: 1997-07-29T10:30:00+02:00
dTimStart: 1997-07-29T07:00:00+02:00
md: 430
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: S/C DRILLINE.
dTimEnd: 1997-07-29T11:30:00+02:00
dTimStart: 1997-07-29T10:30:00+02:00
md: 430
phase: fixed
proprietaryCode: drilling -- other
state: ok
stateDetailActivity: success
comments: ELECTRICAL PROBLEM WITH TOP DRIVE SYSTEM; REPAIRED SAME.
dTimEnd: 1997-07-29T12:30:00+02:00
dTimStart: 1997-07-29T11:30:00+02:00
md: 430
phase: fixed
proprietaryCode: interruption -- maintain
state: fail
stateDetailActivity: equipment failure
comments: CONTINUED TO TIH TO 2161 M.
dTimEnd: 1997-07-29T16:30:00+02:00
dTimStart: 1997-07-29T12:30:00+02:00
md: 2161
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: ORIENTED TOOL-FACE.
dTimEnd: 1997-07-29T17:00:00+02:00
dTimStart: 1997-07-29T16:30:00+02:00
md: 2161
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: RIH SLOWLY-NO ROTATION OR CIRCULATION-FROM 2161 - 2190 M. WINDOW IN CASING FROM 2178 - 2183 M. MADE CHECK TRIP TO 2175 M; NO PROBLEMS PASSING THROUGH WINDOW.
dTimEnd: 1997-07-29T17:30:00+02:00
dTimStart: 1997-07-29T17:00:00+02:00
md: 2190
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: BROKE CIRCULATION. WASHED DOWN FROM 2190 - 2202 M / TD.
dTimEnd: 1997-07-29T18:00:00+02:00
dTimStart: 1997-07-29T17:30:00+02:00
md: 2202
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: DRILLED/ORIENTED 8 1/2" HOLE FROM 2202 - 2311 M.
dTimEnd: 1997-07-30T00:00:00+02:00
dTimStart: 1997-07-29T18:00:00+02:00
md: 2311
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 1997-07-30T00:00:00+02:00
lithology: CLAYSTONES WITH THIN LIMESTONE STRINGERS - HORDALAND GROUP
mdBottom: -999.99
mdTop: 2202