Daily Drilling Report
Well: NO 15/9-19 B
Report period: 1998-01-05T00:00:00+01:00 to 1998-01-06T00:00:00+01:00
Wellbore info:
dTimSpud: 1997-12-05T00:00:00+01:00
daysBehind: 55.9
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1998-01-06T00:00:00+01:00
dTimDiaHoleStart: 1997-12-18T21:00:00+01:00
diaHole: 6
distDrill: 6.5
elevKelly: 25
fixedRig: false
forecast24Hr: FINISH POOH WITH CORE #2 AND L/D SAME. REDRESS BARREL AND RIH. CUT
CORE #3. POOH.
hpht: 0
md: 4054.5
mdCsgLast: 4643
mdDiaHoleStart: 2911
mdKickoff: 2911
mdPlanned: -999.99
reportNo: 32
ropCurrent: -999.99
sum24Hr: FINISHED POOH WITH CORE #1. L/D CORE - RECOVERED 12.8M OF 17.5M CUT
(73%). REDRESSED BARREL AND RIH. CUT CORE #2 FROM 4054.5M TO 4070.5M.
POOH WITH CORE #2.
tightWell: 0
tvd: 3189.8
waterDepth: 85
wellheadElevation: 106.5
Drilling fluid:
dTim: 1998-01-05T06:00:00+01:00
density: 1.4
locationSample: Active pit
md: 4045
mudClass: other
presBopRating: 999
pv: 27
type: ULTIDRILL
visFunnel: 54
yp: 11.5
dTim: 1998-01-05T00:00:00+01:00
density: 1.4
locationSample: Active pit
md: 4045
mudClass: other
presBopRating: 999
pv: 27
type: ULTIDRILL
visFunnel: 54
yp: 11.5
Pore pressure:
dTim: 1998-01-06T00:00:00+01:00
equivalentMudWeight: 1.3
md: 3775
readingKind: estimated
dTim: 1998-01-06T00:00:00+01:00
equivalentMudWeight: 1.13
md: 4070.5
readingKind: estimated
Survey stations:
Activities:
comments: CONTINUED CUTTING CORE #1 FROM 4048M TO 3054.5M. ROP AND TORQUE INDICATED POSSIBLE JAMMED BARREL.
dTimEnd: 1998-01-05T01:00:00+01:00
dTimStart: 1998-01-05T00:00:00+01:00
md: 4054.5
phase: fixed
proprietaryCode: formation evaluation -- core
state: ok
stateDetailActivity: success
comments: FLOWCHECKED, PUMPED SLUG AND POOH.
dTimEnd: 1998-01-05T02:00:00+01:00
dTimStart: 1998-01-05T01:00:00+01:00
md: 3842
phase: fixed
proprietaryCode: formation evaluation -- trip
state: ok
stateDetailActivity: success
comments: REPAIRED IRON ROUGHNECK - SHEARED BOLTS ON TORQUE WRENCH.
dTimEnd: 1998-01-05T02:30:00+01:00
dTimStart: 1998-01-05T02:00:00+01:00
md: 3842
phase: fixed
proprietaryCode: interruption -- maintain
state: fail
stateDetailActivity: success
comments: CONTINUED POOH WITH CORE #1. NORMAL DRAG ALL THE WAY OUT.
dTimEnd: 1998-01-05T06:00:00+01:00
dTimStart: 1998-01-05T02:30:00+01:00
md: 2004
phase: fixed
proprietaryCode: formation evaluation -- trip
state: ok
stateDetailActivity: success
comments: FINISHED POOH WITH CORE #1. POOH 5 MIN/STAND FOR LAST 400M.
dTimEnd: 1998-01-05T11:00:00+01:00
dTimStart: 1998-01-05T06:00:00+01:00
md: 0
phase: fixed
proprietaryCode: formation evaluation -- trip
state: ok
stateDetailActivity: success
comments: L/D CORE #1. RECOVERED 12.8M OF 17.5M CUT (73%).
dTimEnd: 1998-01-05T12:00:00+01:00
dTimStart: 1998-01-05T11:00:00+01:00
md: 0
phase: fixed
proprietaryCode: formation evaluation -- rig up/down
state: ok
stateDetailActivity: success
comments: CUT AND SLIPPED DRILLING LINE.
dTimEnd: 1998-01-05T13:00:00+01:00
dTimStart: 1998-01-05T12:00:00+01:00
md: 0
phase: fixed
proprietaryCode: interruption -- maintain
state: ok
stateDetailActivity: success
comments: REDRESSED CORE BARREL.
dTimEnd: 1998-01-05T14:00:00+01:00
dTimStart: 1998-01-05T13:00:00+01:00
md: 21
phase: fixed
proprietaryCode: formation evaluation -- rig up/down
state: ok
stateDetailActivity: success
comments: RIH WITH CORE BARREL. FILLED PIPE EVERY 1000M. BROKE CIRCULATION AT 2000M AND CIRCULATED 36% MAXIMUM GAS UP FROM WELLHEAD. NO RESISTANCE MET WHILE RIH.
dTimEnd: 1998-01-05T23:30:00+01:00
dTimStart: 1998-01-05T14:00:00+01:00
md: 4023
phase: fixed
proprietaryCode: formation evaluation -- trip
state: ok
stateDetailActivity: success
comments: WASHED TO BOTTOM FROM 4023M TO 4054M - NO FILL.
dTimEnd: 1998-01-06T00:00:00+01:00
dTimStart: 1998-01-05T23:30:00+01:00
md: 4054
phase: fixed
proprietaryCode: formation evaluation -- trip
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 1998-01-06T00:00:00+01:00
lithology: SANDSTONE
mdBottom: -999.99
mdTop: 4037
dTim: 1998-01-06T00:00:00+01:00
lithology: SANDSTONE W/MINOR SILTSTONE AND LIMESTONE STREAKS
mdBottom: -999.99
mdTop: 4072