Daily Drilling Report
Well: NO 15/9-19 A
Report period: 1997-08-20T00:00:00+02:00 to 1997-08-21T00:00:00+02:00
Wellbore info:
dTimSpud: 1997-07-25T00:00:00+02:00
dateDrillComplete: 1997-08-30
daysBehind: 27
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-08-21T00:00:00+02:00
dTimDiaHoleStart: 1997-07-25T00:30:00+02:00
diaHole: 8.5
distDrill: 22
elevKelly: 25
fixedRig: false
forecast24Hr: CONTINUE DRILLING AND CONFIRM SMITH BANK FORMATION. CIRC CLEAN AND
POOH. RUN WIRELINE LOGS.
hpht: 0
md: 4039
mdCsgLast: 4643
mdDiaHoleStart: 2202
mdKickoff: 2178
mdPlanned: -999.99
mdStrengthForm: 2178
presTestType: leak off test
reportNo: 28
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: CONTINUED RIH, LOGGED CORED INTERVALL, STARTED DRILLING FROM 4017M TO
4087M.
tightWell: 0
tvd: 3233.3
tvdStrengthForm: 1627
waterDepth: 84
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-08-20T14:00:00+02:00
density: 1.55
locationSample: Flowline
md: 4017
mudClass: other
presBopRating: 999
pv: 43
type: ULTIDRILL
visFunnel: 69
yp: 12.5
dTim: 1997-08-20T21:00:00+02:00
density: 1.55
locationSample: Flowline
md: 4017
mudClass: other
presBopRating: 999
pv: 35
type: ULTIDRILL
visFunnel: 63
yp: 25
Pore pressure:
dTim: 1997-08-21T00:00:00+02:00
equivalentMudWeight: 1.22
md: 3600
readingKind: estimated
dTim: 1997-08-21T00:00:00+02:00
equivalentMudWeight: 1.11
md: 4087
readingKind: estimated
Survey stations:
azi: 34.2
dTim: 1997-08-21T00:00:00+02:00
incl: 26.1
md: 3823
tvd: 3039.3
azi: 34.7
dTim: 1997-08-21T00:00:00+02:00
incl: 25.5
md: 3852
tvd: 3065.4
azi: 33.3
dTim: 1997-08-21T00:00:00+02:00
incl: 25.6
md: 3882
tvd: 3092.5
azi: 33.8
dTim: 1997-08-21T00:00:00+02:00
incl: 25.6
md: 3911
tvd: 3118.6
azi: 33.9
dTim: 1997-08-21T00:00:00+02:00
incl: 25.7
md: 3939
tvd: 3143.9
azi: 32.9
dTim: 1997-08-21T00:00:00+02:00
incl: 25.9
md: 3968
tvd: 3170
azi: 32.5
dTim: 1997-08-21T00:00:00+02:00
incl: 25.9
md: 3997
tvd: 3196.1
azi: 32.2
dTim: 1997-08-21T00:00:00+02:00
incl: 25.6
md: 4025
tvd: 3221.3
Activities:
comments: CONTINUED TO ASSEMBLE AND ADJUST LEVER FOR UIBOP ACTUATOR.
dTimEnd: 1997-08-20T00:30:00+02:00
dTimStart: 1997-08-20T00:00:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: equipment failure
comments: CONTINUED TEST ON UIBOP AND LIBOP TO 34/345 BAR 5/10 MIN, OK.
dTimEnd: 1997-08-20T01:30:00+02:00
dTimStart: 1997-08-20T00:30:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop activities
state: ok
stateDetailActivity: success
comments: CHANGED MWD. SET NAVIDRILL AKO TO 0 DEGR. LOAD MWD AND MADE UP BIT.
dTimEnd: 1997-08-20T03:30:00+02:00
dTimStart: 1997-08-20T01:30:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: RIH TO CURRENT DEPTH 630M.
dTimEnd: 1997-08-20T06:00:00+02:00
dTimStart: 1997-08-20T03:30:00+02:00
md: 630
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: CONTINUED RIH WITH DRILLING BHA TO 3824M. BROKE CIRCULATION EACH 1000M PERFORMED CHECK SHOTS WITH NEW MWD AT 3794M AND 3805M, OK.
dTimEnd: 1997-08-20T13:00:00+02:00
dTimStart: 1997-08-20T06:00:00+02:00
md: 3824
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: WASHED AND ROTATED WHILST LOGGING CORED INTERVAL WITH MWD FROM 3805M TO 4003M.
dTimEnd: 1997-08-20T21:30:00+02:00
dTimStart: 1997-08-20T13:00:00+02:00
md: 4017
phase: fixed
proprietaryCode: formation evaluation -- log
state: ok
stateDetailActivity: success
comments: DRILLED 8 1/2" HOLE FROM 4017M TO 4039M.
dTimEnd: 1997-08-21T00:00:00+02:00
dTimStart: 1997-08-20T21:30:00+02:00
md: 4039
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 1997-08-21T00:00:00+02:00
lithology: SANDSTONE WITH LAMINA - THIN BEDS OF CLAYSTONE
mdBottom: -999.99
mdTop: 4017