Daily Drilling Report
Well: NO 15/9-19 A
Report period: 1997-08-06T00:00:00+02:00 to 1997-08-07T00:00:00+02:00
Wellbore info:
dTimSpud: 1997-07-25T00:00:00+02:00
dateDrillComplete: 1997-08-30
daysBehind: 13
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-08-07T00:00:00+02:00
dTimDiaHoleStart: 1997-07-25T00:30:00+02:00
diaHole: 8.5
distDrill: 181
elevKelly: 25
fixedRig: false
forecast24Hr: DRILLING 8 1/2'' HOLE TO CORE POINT.
hpht: 0
md: 3550
mdCsgLast: 4643
mdDiaHoleStart: 2202
mdKickoff: 2178
mdPlanned: -999.99
mdStrengthForm: 2178
presTestType: leak off test
reportNo: 14
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: DRILLED 8 1/2'' HOLE FROM 3390 - 3573 M. CIRCULATING AS REQUIRED TO
CLEAN HOLE
tightWell: 0
tvd: 2790
tvdStrengthForm: 1627
waterDepth: 84
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-08-06T11:45:00+02:00
density: 1.55
locationSample: Flowline
md: 3437
mudClass: other
presBopRating: 999
pv: 32
type: ULTIDRILL
visFunnel: 54
yp: 10
dTim: 1997-08-06T18:06:00+02:00
density: 1.55
locationSample: Flowline
md: 3494
mudClass: other
presBopRating: 999
pv: 31
type: ULTIDRILL
visFunnel: 54
yp: 10.5
dTim: 1997-08-06T22:00:00+02:00
density: 1.55
locationSample: Flowline
md: 3532
mudClass: other
presBopRating: 999
pv: 32
type: ULTIDRILL
visFunnel: 55
yp: 10
Pore pressure:
dTim: 1997-08-07T00:00:00+02:00
equivalentMudWeight: 1.2
md: 3573
readingKind: estimated
Survey stations:
azi: 13.3
dTim: 1997-08-07T00:00:00+02:00
incl: 24.8
md: 3389
tvd: 2644.5
azi: 13.7
dTim: 1997-08-07T00:00:00+02:00
incl: 24.7
md: 3418
tvd: 2670.8
azi: 12.9
dTim: 1997-08-07T00:00:00+02:00
incl: 24.8
md: 3447
tvd: 2697.1
azi: 13.4
dTim: 1997-08-07T00:00:00+02:00
incl: 24.7
md: 3477
tvd: 2724.4
azi: 13.8
dTim: 1997-08-07T00:00:00+02:00
incl: 24.2
md: 3505
tvd: 2749.9
azi: 12.4
dTim: 1997-08-07T00:00:00+02:00
incl: 23.7
md: 3533
tvd: 2775.5
azi: 11.1
dTim: 1997-08-07T00:00:00+02:00
incl: 23.4
md: 3562
tvd: 2802.1
Activities:
comments: DRILLED 8 1/2" HOLE FROM 3369 - 3379 M. HAD INCREASING AMOUNT OF CAVINGS IN RETURNS.
dTimEnd: 1997-08-06T01:30:00+02:00
dTimStart: 1997-08-06T00:00:00+02:00
md: 3379
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: CIRCULATED UNTIL SHAKERS CLEANED-UP BECAUSE OF INCREASE IN HOLE DRAG. BOOSTED RISER & FLUSHED CHOKE/KILL LINES. FLOW RATE = 2500 LPM. NOTE: EXCESSIVE AMOUNT OF CUTTINGS TO SURFACE; TOOK 3 BOTTOMS UP FOR SHAKERS TO CLEAN-UP.
dTimEnd: 1997-08-06T03:30:00+02:00
dTimStart: 1997-08-06T01:30:00+02:00
md: 3379
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: DRILLED 8 1/2" HOLE FROM 3379 - 3390 M.
dTimEnd: 1997-08-06T06:00:00+02:00
dTimStart: 1997-08-06T03:30:00+02:00
md: 3390
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: DRILLED 8 1/2'' HOLE FROM 3390 - 3494 M.
dTimEnd: 1997-08-06T17:00:00+02:00
dTimStart: 1997-08-06T06:00:00+02:00
md: 3494
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: CIRCULATED UNTIL SHAKERS CLEANED UP BECAUSE OF INCREASE IN TORQUE + DRAG AND INCREASE OF PRESENCE OF CASINGS. BOOSTED RISER.
dTimEnd: 1997-08-06T18:00:00+02:00
dTimStart: 1997-08-06T17:00:00+02:00
md: 3494
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: DRILLED 8 1/2'' HOLE FROM 3494 - 3550 M.
dTimEnd: 1997-08-07T00:00:00+02:00
dTimStart: 1997-08-06T18:00:00+02:00
md: 3550
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 1997-08-07T00:00:00+02:00
lithology: LIMESTONE GRADING TO MARL WITH DEPTH
mdBottom: -999.99
mdTop: 3390