Daily Drilling Report
Well: NO 15/9-F-12
Report period: 2007-07-27T00:00:00+02:00 to 2007-07-28T00:00:00+02:00
Wellbore info:
dTimSpud: 2007-03-15T00:00:00+01:00
dateDrillComplete: 2007-08-26
daysBehind: 14.1
operator: Statoil
rigAlias: name: MÆRSK INSPIRER
name: 369304
Status:
dTim: 2007-07-28T00:00:00+02:00
dTimDiaHoleStart: 2007-07-21T13:30:00+02:00
diaHole: 17.5
distDrill: 27
elevKelly: 54.9
fixedRig: false
forecast24Hr: POOH with 17 1/2" BHA from casing shoe to surface. Lay down MWD/Sonic. Change bit. Make up new 17 1/2" drilling BHA.
hpht: 0
md: 2513
mdCsgLast: 1357
mdDiaHoleStart: 1372
mdPlanned: -999.99
mdStrengthForm: 1353
presTestType: leak off test
reportNo: 45
ropCurrent: -999.99
strengthForm: 1.7
sum24Hr: Drilled 17 1/2" section from 2505 m to 2513 m MD. Little progress could be made, decided to POOH to change bit. Circulated hole clean. POOH from 2513 m  to 1439 m MD.
tightWell: 0
tvd: 2427
tvdCsgLast: 1333
tvdStrengthForm: 1353
waterDepth: 91
wellheadElevation: 138.7
Drilling fluid:
dTim: 2007-07-27T22:30:00+02:00
density: 1.35
locationSample: Active pit
md: 2513
mudClass: water based
presBopRating: 690
pv: 35
type: HPWBM
visFunnel: -999.99
yp: 12
dTim: 2007-07-27T15:00:00+02:00
density: 1.35
locationSample: Active pit
md: 2513
mudClass: water based
presBopRating: 690
pv: 38
type: HPWBM
visFunnel: -999.99
yp: 13
dTim: 2007-07-27T10:30:00+02:00
density: 1.35
locationSample: Active pit
md: 2510
mudClass: water based
presBopRating: 690
pv: 38
type: HPWBM
visFunnel: -999.99
yp: 13
dTim: 2007-07-27T04:30:00+02:00
density: 1.35
locationSample: Active pit
md: 2500
mudClass: water based
presBopRating: 690
pv: 34
type: HPWBM
visFunnel: -999.99
yp: 10.5
Pore pressure:
dTim: 2007-07-28T00:00:00+02:00
equivalentMudWeight: 1.05
md: 2513
readingKind: estimated
Survey stations:
Activities:
comments: Continued changing washpipe on TDS. Greased TDS.
dTimEnd: 2007-07-27T01:30:00+02:00
dTimStart: 2007-07-27T00:00:00+02:00
md: 2444
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Finished working on TDS. Installed automatic slips. Made up stand and RIH to 2486 m MD, stepped up pumps and recommenced drilling.
dTimEnd: 2007-07-27T02:15:00+02:00
dTimStart: 2007-07-27T01:30:00+02:00
md: 2486
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: equipment failure
comments: Continued drilling 17 1/2" section from 2486 m to 2505 m MD. Drilling paramaters : Flow 4500 lpm / SPP 280-284 bar / 180 rpm / 8-12 MT WOB / Torque 19-25 kNm / ECD 1,37. ROP dropped from 10 m/hrs to 2 m/hrs towards 2505.
dTimEnd: 2007-07-27T06:00:00+02:00
dTimStart: 2007-07-27T02:15:00+02:00
md: 2505
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Drilled 17 1/2" section from 2505 m to 2513 m MD. Drilling parameters : Flow 4500 lpm / SPP 280-284 bar / 180 rpm / 8-12 MT WOB / Torque 19-25 kNm / ECD 1,37. ROP dropped from 2 m/hrs to 1 m/hrs towards 2513. Decided to pull out of hole to change bit.

dTimEnd: 2007-07-27T13:00:00+02:00
dTimStart: 2007-07-27T06:00:00+02:00
md: 2513
phase: fixed
proprietaryCode: drilling -- drill
state: ok
stateDetailActivity: success
comments: Circulated hole clean with 4500 lpm / SPP 285 bar while reciprocating on stand.
dTimEnd: 2007-07-27T15:30:00+02:00
dTimStart: 2007-07-27T13:00:00+02:00
md: 2513
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: POOH with 17 1/2" drilling BHA from 2513 m to 2254 m MD.
dTimEnd: 2007-07-27T17:00:00+02:00
dTimStart: 2007-07-27T15:30:00+02:00
md: 2254
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: Tight hole from 2254. Continued POOH while pumping at 3500 lpm from 2254 to 1798 m MD.  Rotated at 40 rpm on 15 MT+ overpull as dictated by hole.
dTimEnd: 2007-07-28T00:00:00+02:00
dTimStart: 2007-07-27T17:00:00+02:00
md: 1798
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
Lithology and shows:
dTim: 2007-07-28T00:00:00+02:00
lithology: Homogenous claystone with rare traces of Siltstone
mdBottom: 2513
mdTop: 2460
tvdBottom: 2427
tvdTop: 2375.7