Daily Drilling Report
Well: NO 15/9-19 A
Report period: 1997-09-02T00:00:00+02:00 to 1997-09-03T00:00:00+02:00
Wellbore info:
dTimSpud: 1997-07-25T00:00:00+02:00
dateDrillComplete: 1997-08-30
daysBehind: 40
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-09-03T00:00:00+02:00
dTimDiaHoleStart: 1997-08-30T02:00:00+02:00
distDrill: -999.99
elevKelly: 25
fixedRig: false
forecast24Hr: P/U AND RIH WITH 3 1/2" DP TO 2500M. P/U EMERGENCY HANGOFF TOOL AND
CONTINUE RIH. LAND HANGOFF TOOL AND DISENGAGE RUNNING STRING. TEST 7"
CASING AND BLIND RAMS. SECURE WELL AND RIG FOR OFS INDUSTRIAL ACTION.
hpht: 0
md: 4131
mdCsgLast: 4643
mdDiaHoleStart: 4131
mdKickoff: 2178
mdPlanned: -999.99
mdPlugTop: 4019
mdStrengthForm: 2178
presTestType: leak off test
reportNo: 41
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: SEAL ASSEMBLY FAILED TO TEST. ATTEMPED TO RESET W/O SUCCESS. PULLED
SEAL ASSEMBLY. CLEANED SEALING AREA IN WELLHEAD WITH MILL/FLUSH TOOL.
SET AND TESTED NEW SEAL ASSEMBLY. TESTED BOP. P/U 3 1/2" DP.
tightWell: 0
tvd: 3319
tvdStrengthForm: 1627
waterDepth: 84
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-09-02T23:58:00+02:00
density: 1.55
locationSample: Active pit
md: 4131
mudClass: other
presBopRating: 999
pv: 45
type: ULTIDRILL
visFunnel: 65
yp: 11
Pore pressure:
Survey stations:
Activities:
comments: PUMPED 15 M3 HALLIBURTON SPACER 50OE+. GAINED 2 M3 (13 M3 LOST). DROPPED BALL AND SHEARED OUT BOTTOM PLUG WITH 100 BAR.
dTimEnd: 1997-09-02T01:00:00+02:00
dTimStart: 1997-09-02T00:00:00+02:00
md: 4044
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: BATCHED UP AND MIXED AND PUMPED 10.1 M3 1.80 SG CEMENT. DROPPED DART AND SHEARED TOP PLUG WITH 230 BAR.
dTimEnd: 1997-09-02T02:00:00+02:00
dTimStart: 1997-09-02T01:00:00+02:00
md: 4044
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: DISPLACED CEMENT. PUMP RATE 475 LPM, 10% MUD RETURNS. LOST 68 M3 MUD WHILE DISPLACING CEMENT. CIRCULATING PRESSURE FROM TIME BOTTOM PLUG HIT FLOAT COLLAR (CEMENT BEHIND BOTTOM PLUG) UNTIL TOP PLUG BUMPED ROSE 13 BAR (12 BAR CALCULATED). BUMPED PLUG WITH 70 BAR OVER FCP TO 132 BAR. FLOATS HELD OK.
dTimEnd: 1997-09-02T04:30:00+02:00
dTimStart: 1997-09-02T02:00:00+02:00
md: 4044
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: SET SEAL ASSEMBLY. PRESSURE TEST FAILED - RETURNS COMING UP DRILL STRING. BEGIN POOH.
dTimEnd: 1997-09-02T06:00:00+02:00
dTimStart: 1997-09-02T04:30:00+02:00
md: 4044
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: TEST OF SEAL ASSEMBLY FAILED. POOH WITH ST CASING HANGER RUNNING TOOL.
dTimEnd: 1997-09-02T06:30:00+02:00
dTimStart: 1997-09-02T06:00:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: success
comments: FOUND SEALS ON ST TOOLS TO BE WASHED OUT. ATTEMPTED TO TEST SEAL ASSEMBLY AGAINST BLIND RAMS WITHOUT SUCCESS.
dTimEnd: 1997-09-02T07:00:00+02:00
dTimStart: 1997-09-02T06:30:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: success
comments: M/U SEAL ASSEMBLY RUNNING TOOL AND RIH. RE-TORQUED SEAL ASSEMBLY AND ATTEMPTED TO PRESSURE TEST WITHOUT SUCCESS.
dTimEnd: 1997-09-02T10:30:00+02:00
dTimStart: 1997-09-02T07:00:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: operation failed
comments: M/U SL TOOL. RIH AND RETRIEVED SEAL ASSEMBLY.
dTimEnd: 1997-09-02T12:00:00+02:00
dTimStart: 1997-09-02T10:30:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: success
comments: M/U MILL/FLUSH TOOL AND RIH. MILLED AND FLUSHED SEAL AREA AT TOP OF CASING HANGER - WELLHEAD. PUMPED 5 M3 HIVIS AND BOOSTED RISER. POOH.
dTimEnd: 1997-09-02T14:30:00+02:00
dTimStart: 1997-09-02T12:00:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: ok
stateDetailActivity: success
comments: M/U SEAL ASSEMBLY RUNNING TOOL WITH ELASTOMER TYPE SEAL ASSEMBLY AND RIH. SET SEAL ASSEMBLY AND TESTED TO 345 BAR OK. POOH.
dTimEnd: 1997-09-02T17:00:00+02:00
dTimStart: 1997-09-02T14:30:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: success
comments: M/U SL TOOL AND 7" WEAR BUSHING AND RIH. SET WEAR BUSHING IN WELLHEAD AND TESTED BOP TO 35/345 BAR ON YELLOW POD FROM MAIN PANEL. FUNCTION TESTED ON BLUE POD FROM TOOLPUSHERS MINIPANEL. FUNCTION TESTED ACOUSTIC CONTROLS FROM CELLAR DECK. POOH.
dTimEnd: 1997-09-02T21:30:00+02:00
dTimStart: 1997-09-02T17:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop activities
state: ok
stateDetailActivity: success
comments: FOUND WEAR BUSHING NOT RELEASED FROM SL TOOL. RIH AND RE-SET WEAR BUSHING. POOH.
dTimEnd: 1997-09-02T22:30:00+02:00
dTimStart: 1997-09-02T21:30:00+02:00
md: 0
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: success
comments: R/D CEMENTING HEAD AND L/D SAME.
dTimEnd: 1997-09-02T23:00:00+02:00
dTimStart: 1997-09-02T22:30:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: CHANGED XO SUB ON BOTTOM OF EMERGENCY HANGOFF TOOL FOR 3 1/2" DRILL PIPE.
dTimEnd: 1997-09-02T23:30:00+02:00
dTimStart: 1997-09-02T23:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop/wellhead equipment
state: ok
stateDetailActivity: success
comments: R/U TO RUN 3 1/2" DRILL PIPE. START RIH WITH SAME.
dTimEnd: 1997-09-03T00:00:00+02:00
dTimStart: 1997-09-02T23:30:00+02:00
md: 24
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
Lithology and shows: