Daily Drilling Report
Well: NO 15/9-19 B
Report period: 1997-12-03T00:00:00+01:00 to 1997-12-04T00:00:00+01:00
Wellbore info:
dTimSpud: 1997-11-10T00:00:00+01:00
daysBehind: 24.1
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-12-04T00:00:00+01:00
dTimDiaHoleStart: 1997-11-09T22:00:00+01:00
diaHole: 8.5
distDrill: -999.99
elevKelly: 25
fixedRig: false
forecast24Hr: COMPLETE POOH WITH CMT. STINGER. MU 8 1/2" SIDETRACK BHA & TIH TO
SIDETRACK - PERFORMING WEEKLY FUNCTION TEST OF BOPS ON TIH.
hpht: 0
md: 3272
mdCsgLast: 4643
mdDiaHoleStart: 2231
mdKickoff: 2911
mdPlanned: -999.99
mdPlugTop: 2835
presTestType: leak off test
reportNo: 25
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: COMPLETED POOH WITH SIDETRACK BHA. TIH TO SET SIDETRACK PLUG -
BREAKING CIRCULATION & CIRCULATING AS NEEDED. SET SIDETRACK PLUG FROM
2983 - 2835 M WITH 0,5 M3 OF MUD LOSS. POOH WITH STINGER.
tightWell: 0
tvd: 2511
waterDepth: 85
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-12-03T10:00:00+01:00
density: 1.52
locationSample: Flowline
md: 3272
mudClass: other
presBopRating: 999
pv: 30
type: ULTIDRILL
visFunnel: 69
yp: 10.5
dTim: 1997-12-03T23:00:00+01:00
density: 1.52
locationSample: Flowline
md: 3272
mudClass: other
presBopRating: 999
pv: 30
type: ULTIDRILL
visFunnel: 68
yp: 10.5
Pore pressure:
dTim: 1997-12-04T00:00:00+01:00
equivalentMudWeight: 1.03
md: 3272
readingKind: estimated
Survey stations:
Activities:
comments: CONTINUED WASHING DOWN. FROM 2977M INCREASED PUMP RATE FROM 500 LPM TO 700 LPM TO MAINTAIN PROGRESS (TOP OF BALDER?). STILL A LOT OF FINE CEMENT PARTICLES COMING UP BUT NO REAL RESISTANCE. MUD WEIGHT 1.54 SG TO 1.59 SG FROM CEMENT CONTAMINATION. NO LOSSES DOWNHOLE. MAXIMUM GAS 5% (FROM WELLHEAD AREA).
dTimEnd: 1997-12-03T01:00:00+01:00
dTimStart: 1997-12-03T00:00:00+01:00
md: 3010
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: PUMPED SLUG AND POOH. HOLE FILL OK.
dTimEnd: 1997-12-03T06:00:00+01:00
dTimStart: 1997-12-03T01:00:00+01:00
md: 582
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: COMPLETED POOH WITH 8 1/2" SIDETRACK BHA; STOOD BACK BHA IN DERRICK.
dTimEnd: 1997-12-03T07:30:00+01:00
dTimStart: 1997-12-03T06:00:00+01:00
md: 0
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: SERVICED RIG & TDS.
dTimEnd: 1997-12-03T08:00:00+01:00
dTimStart: 1997-12-03T07:30:00+01:00
md: 0
phase: fixed
proprietaryCode: interruption -- fish
state: ok
stateDetailActivity: success
comments: MU 3 1/2" CMT. STINGER X 5" DP.RIH TO 1011 M & BROKE CIRCULATION. CONTINUED TO RIH TO 2100 M. BROKE CIRCULATION - EXCESSIVE AMOUNT OF CUTTINGS Ø SHAKERS - 20% CMT. IN RETURNS.
dTimEnd: 1997-12-03T13:00:00+01:00
dTimStart: 1997-12-03T08:00:00+01:00
md: 2100
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: CIRCULATED Ø 2100 M TO ACHIEVE EVEN MUD WT. & TO CLEAN SHAKERS. INCREASED CIRC. RATE TO 1300 LPM MAXIMUM - VIA STEP INCREASES. AFTER BTMS UP, SHAKERS WERE CLEAN BUT MUD WT. OUT = 1,55 SG. CONTINUED TO CIRC. UNTIL 1,52 SG MUD WT. COMING OUT. NOTE: BOOSTED RISER DURING CIRCULATING; NO MUD LOSSES DURING CIRCULATION.
dTimEnd: 1997-12-03T15:30:00+01:00
dTimStart: 1997-12-03T13:00:00+01:00
md: 2100
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: MU CMT. STAND & RACKED SAME IN DERRICK. CONTINUED RIH WITH CMT.STINGER FROM 2100 - 2776 M. BROKE CIRCULATION Ø 2300, 2500 & 2700 M - FULL RETURNS Ø 500 LPM.
dTimEnd: 1997-12-03T19:30:00+01:00
dTimStart: 1997-12-03T15:30:00+01:00
md: 2776
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: WHILE TIH, TOOK 5 MT OF WEIGHT DOWN Ø 2776 M. W/R FROM 2776 - 2800 M - USING 500 LPM & 70 RPM. CONTINUED RIH TO 2980 M; BROKE CIRC. Ø 2900 M.
dTimEnd: 1997-12-03T20:30:00+01:00
dTimStart: 1997-12-03T19:30:00+01:00
md: 2776
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: WASHED DOWN LAST STAND FROM 2980 - 3004 M Ø 500 LPM; STARTED LOSING MUD Ø 4 M3/HR.
dTimEnd: 1997-12-03T21:30:00+01:00
dTimStart: 1997-12-03T20:30:00+01:00
md: 3004
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: PULLED BACK TO 3002 M; STILL LOSING MUD Ø 500 LPM. PULLED BACK TO 2983 M. BROKE CIRC. - NO MUD LOSSES Ø 200,300,400,&500 LPM. BROKE OUT CONNECTION; MUD U TBG. UP STRING.
dTimEnd: 1997-12-03T22:30:00+01:00
dTimStart: 1997-12-03T21:30:00+01:00
md: 2983
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: operation failed
comments: MU CMT. STAND & CONTINUED TO CIRCULATE. NOW LOSING MUD Ø 450 LPM BUT NO LOSSES Ø 400 LPM. CIRCULATED APPROX. 1/2 DP VOLUME WHILE PREPARING TO SPOT CMT. PLUG.
dTimEnd: 1997-12-03T23:00:00+01:00
dTimStart: 1997-12-03T22:30:00+01:00
md: 2983
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
comments: RU CEMENT HOSE & PUMPED 5 M3 1,69 SG SPACER Ø 400 LPM USING RIG PUMP. TESTED LINES TO 125 BAR & STARTED MIXING CMT. FOR SIDETRACK PLUG.
dTimEnd: 1997-12-04T00:00:00+01:00
dTimStart: 1997-12-03T23:00:00+01:00
md: 2983
phase: fixed
proprietaryCode: interruption -- fish
state: fail
stateDetailActivity: success
Lithology and shows: