Daily Drilling Report
Well: NO 15/9-19 A
Report period: 1997-08-02T00:00:00+02:00 to 1997-08-03T00:00:00+02:00
Wellbore info:
dTimSpud: 1997-07-25T00:00:00+02:00
dateDrillComplete: 1997-08-30
daysBehind: 9
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-08-03T00:00:00+02:00
dTimDiaHoleStart: 1997-07-25T00:30:00+02:00
diaHole: 8.5
distDrill: -999.99
elevKelly: 25
fixedRig: false
forecast24Hr: TIH & DIRECTIONALLY DRILL 8 1/2" HOLE.
hpht: 0
md: 2783
mdCsgLast: 4643
mdDiaHoleStart: 2202
mdKickoff: 2178
mdPlanned: -999.99
mdStrengthForm: 2178
presTestType: leak off test
reportNo: 10
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: TIH TO TD TO DETERMINE HOLE'S CONDITION. CAVINGS TO SURFACE AFTER BU.
INCREASE MUD WT. TO 1,54 SG. POOH FOR DRILLING BHA.
tightWell: 0
tvd: 2089
tvdStrengthForm: 1627
waterDepth: 84
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-08-02T22:00:00+02:00
density: 1.54
locationSample: Flowline
md: 2783
mudClass: other
presBopRating: 999
pv: 42
type: ULTIDRILL
visFunnel: 79
yp: 12.5
Pore pressure:
dTim: 1997-08-03T00:00:00+02:00
equivalentMudWeight: 1.03
md: 2783
readingKind: estimated
Survey stations:
Activities:
comments: COMPLETED POOH.INSERT BIT WAS CORED-OUT.
dTimEnd: 1997-08-02T01:30:00+02:00
dTimStart: 1997-08-02T00:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: RAN BOP TEST TOOL TO WELLHEAD.TESTED PIPE RAMS & FAIL SAFE VALVES TO 20/345 BAR; TESTED BOTH ANNULARS TO 20/241 BAR. TESTED ON YELLOW POD. FUNCTION TESTED ON BLUE POD - FROM SUBSEA CONTROL ROOM.
dTimEnd: 1997-08-02T06:00:00+02:00
dTimStart: 1997-08-02T01:30:00+02:00
md: 106
phase: fixed
proprietaryCode: drilling -- bop activities
state: ok
stateDetailActivity: success
comments: COMPLETED POOH WITH BOP TEST TOOL.
dTimEnd: 1997-08-02T06:30:00+02:00
dTimStart: 1997-08-02T06:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop activities
state: ok
stateDetailActivity: success
comments: MU SLICK BHA FOR CHECK TRIP & TIH TO 752 M.
dTimEnd: 1997-08-02T09:00:00+02:00
dTimStart: 1997-08-02T06:30:00+02:00
md: 752
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: TESTED 2-TDS SAFETY VALVES & 1-KELLY COCK TO 35/345 BAR -5/10 MINUTES.
dTimEnd: 1997-08-02T11:00:00+02:00
dTimStart: 1997-08-02T09:00:00+02:00
md: 752
phase: fixed
proprietaryCode: drilling -- bop activities
state: ok
stateDetailActivity: success
comments: CONTINUED TO TIH TO 2081 M.
dTimEnd: 1997-08-02T14:00:00+02:00
dTimStart: 1997-08-02T11:00:00+02:00
md: 2081
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: ESTABLISHED CIRC AT 2500 LPM.WASHED DOWN TO CASING WINDOW. RAN THROUGH WINDOW & PU THROUGH WINDOW WITHOUT PUMPING - NO PROBLEMS. CIRCULATED AT 1500 LPM & ROTATED AT 50 RPM & RAN THROUGH WINDOW - NO PROBLEM.
dTimEnd: 1997-08-02T15:30:00+02:00
dTimStart: 1997-08-02T14:00:00+02:00
md: 2183
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: CONTINUED TIH; TOOK WEIGHT AT 2207 M. REAMED FROM 2207 - 2245 M; TIGHT HOLE FROM 2207 - 2226 M. HAD TENDENCY OF PACKING-OFF. 16300 NM= MAXIMUM TORQUE EXPERIENCED.
dTimEnd: 1997-08-02T16:30:00+02:00
dTimStart: 1997-08-02T15:30:00+02:00
md: 2207
phase: fixed
proprietaryCode: drilling -- ream
state: ok
stateDetailActivity: success
comments: CONTINUED TIH; WASHED DOWN LAST 38 M TO TD - 2783 M. 0,5 M OF FILL ON BOTTOM.
dTimEnd: 1997-08-02T18:30:00+02:00
dTimStart: 1997-08-02T16:30:00+02:00
md: 2783
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: CIRCULATED AT 2500 LPM - 204 BAR - TO CLEAN HOLE. WORKED BIT ON BOTTOM BECAUSE OF PREVIOUS BIT'S CONDITION. EXCESSIVE AMOUNT OF CUTTINGS BACK DURING CIRCULATION; AFTER BOTTOMS UP, CAVINGS STARTED TO RETURN TO SURFACE.
dTimEnd: 1997-08-02T20:00:00+02:00
dTimStart: 1997-08-02T18:30:00+02:00
md: 2783
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: INCREASED MUD WEIGHT FROM 1,50 SG TO 1,54 SG WHILE CIRCULATING AT 2200 LPM. AFTER 1,54 MUD AROUND, INCREASED FLOW RATE TO 2500 LPM - 210 BAR - WITH NO LOSSES.
dTimEnd: 1997-08-02T22:30:00+02:00
dTimStart: 1997-08-02T20:00:00+02:00
md: 2783
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: FLOW CHECKED, PUMPED SLUG & POOH TO MU DRILLING BHA.
dTimEnd: 1997-08-03T00:00:00+02:00
dTimStart: 1997-08-02T22:30:00+02:00
md: 2231
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
Lithology and shows: