Daily Drilling Report
Well: NO 15/9-19 A
Report period: 1997-07-28T00:00:00+02:00 to 1997-07-29T00:00:00+02:00
Wellbore info:
dTimSpud: 1997-07-25T00:00:00+02:00
dateDrillComplete: 1997-08-30
daysBehind: 4
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-07-29T00:00:00+02:00
dTimDiaHoleStart: 1997-07-25T00:30:00+02:00
diaHole: 8.5
distDrill: 15
elevKelly: 25
fixedRig: false
forecast24Hr: START SIDETRACKING HOLE OUT OF 2ND WINDOW.
hpht: 0
md: 2198
mdCsgLast: 4643
mdDiaHoleStart: 2202
mdKickoff: 2178
mdPlanned: -999.99
mdStrengthForm: 2178
presTestType: leak off test
reportNo: 5
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: SET 2ND WHIPSTOCK & MILLED WINDOW FROM 2178-2183 M. DRILLED 19 M
FORMATION. CIRCULATED HOLE CLEAN & POOH TO MU DRILLING BHA.
tightWell: 0
tvd: 1637
tvdStrengthForm: 1627
waterDepth: 84
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-07-28T06:00:00+02:00
density: 1.5
locationSample: Active pit
md: 2187
mudClass: other
presBopRating: 999
pv: 50
type: ULTIDRILL
visFunnel: 143
yp: 14
dTim: 1997-07-28T00:00:00+02:00
density: 1.5
locationSample: Active pit
md: 2187
mudClass: other
presBopRating: 999
pv: 50
type: ULTIDRILL
visFunnel: 143
yp: 14
Pore pressure:
dTim: 1997-07-29T00:00:00+02:00
equivalentMudWeight: 1.03
md: 2178
readingKind: estimated
Survey stations:
Activities:
comments: MU BAKER WINDOWMASTER WHIPSTOCK ASSEMBLY. TIH WITH BHA ON DP.
dTimEnd: 1997-07-28T06:00:00+02:00
dTimStart: 1997-07-28T00:00:00+02:00
md: 600
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: COMPLETED TIH WITH WHIPSTOCK TO 2170 M.
dTimEnd: 1997-07-28T10:00:00+02:00
dTimStart: 1997-07-28T06:00:00+02:00
md: 2170
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: ATTEMPTED TO CIRCULATE; STRING PLUGGED. RU & REVERSE CIRCULATED 1 DRILLSTRING VOLUME & UNPLUGGED STRING.
dTimEnd: 1997-07-28T11:00:00+02:00
dTimStart: 1997-07-28T10:00:00+02:00
md: 2170
phase: fixed
proprietaryCode: interruption -- sidetrack
state: fail
stateDetailActivity: mud loss
comments: ORIENTED WHIPSTOCK USING MWD. SET ANCHOR ON WHIPSTOCK.
dTimEnd: 1997-07-28T12:30:00+02:00
dTimStart: 1997-07-28T11:00:00+02:00
md: 2187
phase: fixed
proprietaryCode: interruption -- sidetrack
state: ok
stateDetailActivity: success
comments: CUT WINDOW IN 9 5/8" CASING USING WHIPSTOCK. TOP OF WINDOW = 2178 M; BOTTOM OF WINDOW = 2183 M. FLOW RATE = APPROX. 1000 LPM AT 74 BAR.
dTimEnd: 1997-07-28T21:00:00+02:00
dTimStart: 1997-07-28T12:30:00+02:00
md: 2183
phase: fixed
proprietaryCode: interruption -- sidetrack
state: ok
stateDetailActivity: success
comments: DRILLED/MILLED NEW FORMATION FROM 2183 - 2198M. FLOW RATE = 1500 LPM AT 125 BAR.
dTimEnd: 1997-07-29T00:00:00+02:00
dTimStart: 1997-07-28T21:00:00+02:00
md: 2198
phase: fixed
proprietaryCode: interruption -- sidetrack
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 1997-07-29T00:00:00+02:00
lithology: CLAYSTONE - HORDALAND GROUP
mdBottom: -999.99
mdTop: 2183