Daily Drilling Report
Well: NO 15/9-19 B
Report period: 1997-11-12T00:00:00+01:00 to 1997-11-13T00:00:00+01:00
Wellbore info:
dTimSpud: 1997-11-10T00:00:00+01:00
daysBehind: 3.1
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-11-13T00:00:00+01:00
dTimDiaHoleStart: 1997-11-09T22:00:00+01:00
diaHole: 8.5
distDrill: 399
elevKelly: 25
fixedRig: false
forecast24Hr: CONTINUE DRILL AND ORIENT TO 2890M. CIRC CLEAN AND POOH AND CHANGE
TO PDC BIT AND NEAR BIT STAB. RIH AND CONTINUE DRILLING FOR CORE
POINT.
hpht: 0
md: 2744
mdCsgLast: 4643
mdDiaHoleStart: 2231
mdKickoff: 2911
mdPlanned: -999.99
presTestType: leak off test
reportNo: 4
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: DRILL AND ORIENT FROM 2350M TO 2808M.
tightWell: 0
tvd: 2064
waterDepth: 85
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-11-12T06:00:00+01:00
density: 1.55
locationSample: Active pit
md: 2354
mudClass: water based
presBopRating: 999
pv: 46
type: QUADRILL
visFunnel: 87
yp: 15
dTim: 1997-11-12T00:00:00+01:00
density: 1.55
locationSample: Active pit
md: 2354
mudClass: water based
presBopRating: 999
pv: 46
type: QUADRILL
visFunnel: 87
yp: 15
Pore pressure:
dTim: 1997-11-13T00:00:00+01:00
equivalentMudWeight: 1.03
md: 2808
readingKind: estimated
Survey stations:
azi: 279.9
dTim: 1997-11-13T00:00:00+01:00
incl: 49.8
md: 2328
tvd: 1725.7
azi: 273.8
dTim: 1997-11-13T00:00:00+01:00
incl: 45.1
md: 2378
tvd: 1746
azi: 271.7
dTim: 1997-11-13T00:00:00+01:00
incl: 40.8
md: 2406
tvd: 1766.5
azi: 267.5
dTim: 1997-11-13T00:00:00+01:00
incl: 38.5
md: 2435
tvd: 1788.8
azi: 263.9
dTim: 1997-11-13T00:00:00+01:00
incl: 35.7
md: 2464
tvd: 1812
azi: 258.4
dTim: 1997-11-13T00:00:00+01:00
incl: 32.6
md: 2493
tvd: 1836
azi: 252.1
dTim: 1997-11-13T00:00:00+01:00
incl: 30.3
md: 2521
tvd: 1859.9
azi: 243.8
dTim: 1997-11-13T00:00:00+01:00
incl: 28.6
md: 2551
tvd: 1886
azi: 236.3
dTim: 1997-11-13T00:00:00+01:00
incl: 26.1
md: 2579
tvd: 1910.9
azi: 230.3
dTim: 1997-11-13T00:00:00+01:00
incl: 23.4
md: 2608
tvd: 1937.2
azi: 222.3
dTim: 1997-11-13T00:00:00+01:00
incl: 22
md: 2637
tvd: 1964
azi: 213
dTim: 1997-11-13T00:00:00+01:00
incl: 21.8
md: 2666
tvd: 1990.9
azi: 202
dTim: 1997-11-13T00:00:00+01:00
incl: 21.2
md: 2694
tvd: 2016.9
azi: 177.2
dTim: 1997-11-13T00:00:00+01:00
incl: 25.9
md: 2782
tvd: 2098
azi: 183.5
dTim: 1997-11-13T00:00:00+01:00
incl: 23.3
md: 2753
tvd: 2071.7
azi: 192.3
dTim: 1997-11-13T00:00:00+01:00
incl: 21.7
md: 2724
tvd: 2044.9
Activities:
comments: RIH TO 2312M. FILLED PIPE AT 1000M AND AT CSG WINDOW AT 2110M. TRAVEL THROUGH CSG WINDOW, NO OBSTRUCTIONS. PRECAUTIONARY WASH/ROTATE TO BTM AT 2345M.
dTimEnd: 1997-11-12T05:00:00+01:00
dTimStart: 1997-11-12T00:00:00+01:00
md: 2345
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: DRILLED IN ROTATION FROM 2345M TO 2350M. TAKE SCR AND ORIENTED STRING TO CONTINUE SLIDING.
dTimEnd: 1997-11-12T06:00:00+01:00
dTimStart: 1997-11-12T05:00:00+01:00
md: 2350
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: DRILLED 8 1/2" HOLE FROM 2350M TO 2619M. ROTATED START AND END OF EACH STAND AND ORIENTED 18-20M IN MIDDLE OF EACH STAND TO TURN WELL TO LEFT AND TO DROP ANGLE.
dTimEnd: 1997-11-12T17:00:00+01:00
dTimStart: 1997-11-12T06:00:00+01:00
md: 2619
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: GEOSERVICE COMPUTER SERVER CRASHED, RE-STARTED SYSTEM. CIRCULATED AND RECIPROCATED PIPE.
dTimEnd: 1997-11-12T17:30:00+01:00
dTimStart: 1997-11-12T17:00:00+01:00
md: 2619
phase: fixed
proprietaryCode: interruption -- repair
state: fail
stateDetailActivity: equipment failure
comments: CONTINUED DRILLING FROM 2619M TO 2744M. REAMED ALL STANDS 2 TIMES IN CONNECTIONS.
dTimEnd: 1997-11-13T00:00:00+01:00
dTimStart: 1997-11-12T17:30:00+01:00
md: 2744
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 1997-11-13T00:00:00+01:00
lithology: CLAYSTONE WITH THIN LIMESTONE STRINGERS
mdBottom: -999.99
mdTop: 2340
dTim: 1997-11-13T00:00:00+01:00
lithology: CLAYSTONE WITH LIMESTONE STRINGERS
mdBottom: -999.99
mdTop: 2590
dTim: 1997-11-13T00:00:00+01:00
lithology: SANDSTONE
mdBottom: -999.99
mdTop: 2781.5