Daily Drilling Report
Well: NO 15/9-19 A
Report period: 1997-07-31T00:00:00+02:00 to 1997-08-01T00:00:00+02:00
Wellbore info:
dTimSpud: 1997-07-25T00:00:00+02:00
dateDrillComplete: 1997-08-30
daysBehind: 7
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-08-01T00:00:00+02:00
dTimDiaHoleStart: 1997-07-25T00:30:00+02:00
diaHole: 8.5
distDrill: 57
elevKelly: 25
fixedRig: false
forecast24Hr: CONTINUE DIRECTIONALLY DRILLING 8 1/2" HOLE. POOH WHEN DIRECTIONAL
PROGRESS IS SATISFACTORY/WHEN MAXIMUM TOTAL BIT REVS ARE REACHED.
hpht: 0
md: 2768
mdCsgLast: 4643
mdDiaHoleStart: 2202
mdKickoff: 2178
mdPlanned: -999.99
mdStrengthForm: 2178
presTestType: leak off test
reportNo: 8
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: CIRCULATED HOLE CLEAN. POOH & SET MOTOR AT 1,5 DEGREES + PU INSERT
BIT. TIH TO DRILL AHEAD-TO TURN HOLE TO RIGHT. RAN GYRO SURVEY INSIDE
DRILLSTRING. STARTED DRILLING 8 1/2" HOLE.
tightWell: 0
tvd: 2076
tvdStrengthForm: 1627
waterDepth: 84
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-07-31T06:00:00+02:00
density: 1.5
locationSample: Flowline
md: 2684
mudClass: other
presBopRating: 999
pv: 41
type: ULTIDRILL
visFunnel: 64
yp: 12.5
dTim: 1997-07-31T17:00:00+02:00
density: 1.5
locationSample: Flowline
md: 2768
mudClass: other
presBopRating: 999
pv: 41
type: ULTIDRILL
visFunnel: 65
yp: 12.5
dTim: 1997-07-31T00:00:00+02:00
density: 1.5
locationSample: Flowline
md: 2684
mudClass: other
presBopRating: 999
pv: 41
type: ULTIDRILL
visFunnel: 64
yp: 12.5
Pore pressure:
dTim: 1997-08-01T00:00:00+02:00
equivalentMudWeight: 1.03
md: 2768
readingKind: estimated
Survey stations:
azi: 319.9
dTim: 1997-08-01T00:00:00+02:00
incl: 26.1
md: 2752
tvd: 2061.2
Activities:
comments: DRILLED/ORIENTED 8 1/2" HOLE FROM 2711 - 2768 M. HAD PROBLEMS TURNING WELLPATH TO THE RIGHT.
dTimEnd: 1997-07-31T06:00:00+02:00
dTimStart: 1997-07-31T00:00:00+02:00
md: 2768
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: CIRCULATED HOLE CLEAN IN PREPARATION FOR TRIP OUT.
dTimEnd: 1997-07-31T07:00:00+02:00
dTimStart: 1997-07-31T06:00:00+02:00
md: 2768
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: POOH FOR BHA CHANGE DUE TO DIRECTIONAL PROBLEM - NOT ENOUGH TURN TO RIGHT IN AZIMUTH. NOTE-NO PROBLEM IN TOH THROUGH 9 5/8" CASING WINDOW.      UNABLE TO DOWNLOAD MEMORY FROM MWD AFTER TRYING FOR 1 HOUR.
dTimEnd: 1997-07-31T15:30:00+02:00
dTimStart: 1997-07-31T07:00:00+02:00
md: 0
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: INCREASED AKO MOTOR FROM 1,2 DEGREES TO 1,5 DEGREES & MU INSERT BIT FOR DIRECTIONAL REASON/CONTROL. TIH TO 2768 M -TD. NOTE-TOOK 5 MT WEIGHT TO PASS THROUGH WINDOW WITH MOTOR/BIT.
dTimEnd: 1997-07-31T21:30:00+02:00
dTimStart: 1997-07-31T15:30:00+02:00
md: 2768
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: CIRCULATED HOLE CLEAN IN PREPARATION FOR RUNNING GYRO SURVEY INSIDE OF DRILLSTRING. (CIRCULATION RATE = 2500 LPM AT 290 BAR.) NOTE: PREPARED/RU TO RUN GYRO WHILE CIRCULATING.
dTimEnd: 1997-07-31T23:00:00+02:00
dTimStart: 1997-07-31T21:30:00+02:00
md: 2768
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: CONTINUED CIRCULATING WHILE RU TO RUN GYRO.
dTimEnd: 1997-08-01T00:00:00+02:00
dTimStart: 1997-07-31T23:00:00+02:00
md: 2768
phase: fixed
proprietaryCode: drilling -- survey
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 1997-08-01T00:00:00+02:00
lithology: CLAYSTONE WITH SOME DOLOMITE/LIMESTONE STRINGERS - HORDALAND GROUP
mdBottom: -999.99
mdTop: 2760