Daily Drilling Report
Well: NO 15/9-19 B
Report period: 1997-12-04T00:00:00+01:00 to 1997-12-05T00:00:00+01:00
Wellbore info:
dTimSpud: 1997-11-10T00:00:00+01:00
daysBehind: 25.1
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-12-05T00:00:00+01:00
dTimDiaHoleStart: 1997-11-09T22:00:00+01:00
diaHole: 8.5
distDrill: -999.99
elevKelly: 25
fixedRig: false
forecast24Hr: COMPLETE TIH WITH SIDETRACK BHA. COMMENCE SIDETRACK OPERATIONS.
hpht: 0
md: 3272
mdCsgLast: 4643
mdDiaHoleStart: 2231
mdKickoff: 2911
mdPlanned: -999.99
mdPlugTop: 2835
presTestType: leak off test
reportNo: 26
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: FINISHED POOH WITH CEMENT STINGER. TIH WITH 8 1/2" SIDETRACK BHA.
TAGGED Ø 2716M; ENTIRE WEIGHT OF DRILLSTRING + PARTIAL WEIGHT OF TDS/
BLOCK SLACKED-OFF. DRILLSTRING PLUGGED-UNABLE TO CIRCULATE. POOH WITH
WET STRING. MU NEW BIT & MOTOR;FOUND MWD PLUGGED. TIH TO SIDETRACK.
tightWell: 0
tvd: 2511
waterDepth: 85
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-12-04T20:00:00+01:00
density: 1.52
locationSample: Active pit
md: 3272
mudClass: other
presBopRating: 999
pv: 30
type: ULTIDRILL
visFunnel: 69
yp: 10
Pore pressure:
dTim: 1997-12-05T00:00:00+01:00
equivalentMudWeight: 1.03
md: 3272
readingKind: estimated
Survey stations:
Activities:
comments: MIXED/PUMPED 5,4 M3 1,95 SG CMT. + 1,5 M3 1,69 SG SPACER - Ø MAXIMUM RATE OF 400 LPM. DISPLACED CMT. W/RIG PUMP-Ø 400 LPM. SLOWED RATE TO 280 LPM ONCE CMT. CLEARED END OF DP/STINGER. RECORDED 0,5 M3 OF MUD LOSS DURING THE DISPLACEMENT; NO LOSS DURING PUMPING OF CMT. SIDETRACK PLUG FROM 2983 - 2835 M. CIP Ø 0145 HRS.
dTimEnd: 1997-12-04T02:00:00+01:00
dTimStart: 1997-12-04T00:00:00+01:00
md: 2983
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: POOH TO 2694 M - TOTAL OF 10 STDS.
dTimEnd: 1997-12-04T03:00:00+01:00
dTimStart: 1997-12-04T02:00:00+01:00
md: 2694
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: PUMPED SLUG & POOH WITH CMT. STINGER.
dTimEnd: 1997-12-04T06:00:00+01:00
dTimStart: 1997-12-04T03:00:00+01:00
md: 1100
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: COMPLETED POOH WITH 3 1/2" CMT. STINGER. RACKED 3 1/2" DP IN DERRICK.
dTimEnd: 1997-12-04T08:00:00+01:00
dTimStart: 1997-12-04T06:00:00+01:00
md: 0
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: MU 8 1/2" STEERABLE BHA & TIH TO 576 M; LD NON-OPERABLE BHI DOWNHOLE ECD SUB. TESTED MOTOR & MWD Ø 576 M.
dTimEnd: 1997-12-04T11:00:00+01:00
dTimStart: 1997-12-04T08:00:00+01:00
md: 576
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: FUNCTION TESTED BOPS ON BOTH PODS.
dTimEnd: 1997-12-04T11:30:00+01:00
dTimStart: 1997-12-04T11:00:00+01:00
md: 576
phase: fixed
proprietaryCode: interruption -- fish
state: ok
stateDetailActivity: success
comments: CONTINUED TO RIH TO 2716 M; BROKE CIRCULATION Ø 1200 & 2105 M ON TIH.
dTimEnd: 1997-12-04T15:30:00+01:00
dTimStart: 1997-12-04T11:30:00+01:00
md: 2716
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: WHILE RIH, DRILLER RAN INTO OBSTRUCTION AT 2716M. SET DOWN 50 TON, THIS INCLUDES PARTIAL WT. OF TDS/BLOCK. PULLED FREE WITH 30TON O.PULL. STOOD BACK 1 STD. & TRIED TO ESTABLISH CIRC.BIT OR DRILLSTRING PLUGGED EVENTUALLY ABLE TO PARTIALLY/MOMENTARILY UNPLUG WITH 241 BAR BUT BIT- STRING PLUGGED AGAIN.TRIED TO BREAK PLUG W/275 BAR - UNSUCCESSFUL.
dTimEnd: 1997-12-04T17:00:00+01:00
dTimStart: 1997-12-04T15:30:00+01:00
md: 2716
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: mud loss
comments: POOH - WET - TO REPLACE BIT & MOTOR.
dTimEnd: 1997-12-04T22:00:00+01:00
dTimStart: 1997-12-04T17:00:00+01:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: mud loss
comments: PU NEW BUTTON BIT & BACK-UP MOTOR DUE TO EARLIER MISHAP. FOUND SOLIDS- 90% CMT.-PACKED IN MWD'S IN-LINE SCREEN. TESTED MOTOR & MWD - OK.
dTimEnd: 1997-12-05T00:00:00+01:00
dTimStart: 1997-12-04T22:00:00+01:00
md: 23
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: mud loss
Lithology and shows: