Daily Drilling Report
Well: NO 15/9-F-4
Report period: 2008-02-29T00:00:00+01:00 to 2008-03-01T00:00:00+01:00
Wellbore info:
dTimSpud: 2007-03-10T00:00:00+01:00
dateDrillComplete: 2008-02-28
operator: StatoilHydro
rigAlias: name: MÆRSK INSPIRER
name: 369304
Status:
dTim: 2008-03-01T00:00:00+01:00
dTimDiaHoleStart: 2008-02-28T03:45:00+01:00
distDrill: -999.99
elevKelly: 54.9
fixedRig: false
forecast24Hr: POOH with liner hanger RT and LO 5 1/2" DP 24.7 lbs/ft in singles.
hpht: 0
md: 3510
mdCsgLast: 2760.5
mdDiaHoleStart: 3510
mdPlanned: -999.99
mdStrengthForm: 2760
presTestType: formation integrity test
reportNo: 54
ropCurrent: -999.99
strengthForm: 1.65
sum24Hr: RIH with 7" liner on 5 1/2" DP from 860 m to 3392 m MD. Worked to pass tight spot at 3392 m and lost 30 MT. Investigated situation and found that liner hanger RT was still inserted into liner hanger, but were not able to establish circulation. Discussed situation with town. Found that 7" liner had parted from liner hanger RT and slided down hole. POOH with liner hanger RT to 3340 m MD.
tightWell: 0
tvdCsgLast: 2598.7
tvdStrengthForm: 2599
waterDepth: 91
wellheadElevation: 138.7
Drilling fluid:
dTim: 2008-02-29T15:00:00+01:00
density: 1.45
locationSample: Active pit
md: 3510
mudClass: oil based
presBopRating: 690
pv: 28
tempHthp: 120
type: OBM-Standard
visFunnel: -999.99
yp: 12
Pore pressure:
dTim: 2008-03-01T00:00:00+01:00
equivalentMudWeight: 1.28
md: 3195
readingKind: estimated
dTim: 2008-03-01T00:00:00+01:00
equivalentMudWeight: 1.08
md: 3417.5
readingKind: measured
Survey stations:
Activities:
comments: RIH with 7" liner from 734 m to 842 m MD, filling every 5th joint. Max running speed was 5 joints/hr. Filled liner completely before picking up hanger assembly.
dTimEnd: 2008-02-29T01:30:00+01:00
dTimStart: 2008-02-29T00:00:00+01:00
md: 842
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: Changed to 5½" DP elevators. P/U hanger/TSP packer assembly and MU same as per Weatherford procedure. Removed 7" FMS slips, installed master bushing. Filled PBR with Hi-visc mud. Took up/down weight 105/95 MT.

dTimEnd: 2008-02-29T03:30:00+01:00
dTimStart: 2008-02-29T01:30:00+01:00
md: 850
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: RD Odfjell csg tong. Removed HTS rollers. Cleared and cleaned rig floor.
dTimEnd: 2008-02-29T05:30:00+01:00
dTimStart: 2008-02-29T03:30:00+01:00
md: 850
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: PU 1 std of 5 1/2" HWDP. Changed to PS21 slips. RIH with 7" liner hanger on 5 1/2" HWDP from 850 m to 860 m MD.
dTimEnd: 2008-02-29T06:00:00+01:00
dTimStart: 2008-02-29T05:30:00+01:00
md: 860
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: RIH with 7" liner hanger on 5 1/2" HWDP from 860 m to 925 m MD.

dTimEnd: 2008-02-29T07:15:00+01:00
dTimStart: 2008-02-29T06:00:00+01:00
md: 925
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: Changed out 2 stds of 5 1/2" HWDP with 5 1/2" DP.
dTimEnd: 2008-02-29T09:15:00+01:00
dTimStart: 2008-02-29T07:15:00+01:00
md: 925
phase: fixed
proprietaryCode: interruption -- other
state: ok
stateDetailActivity: operation failed
comments: RIH with 7" liner from 925 m to 3392 m MD, filling every 5th stds. Max running speed was 8 stds/hr in cased hole and 5 stds/hr in open hole. Broke circulation at shoe at 2750 m, 1000 lpm / 53 bar.

dTimEnd: 2008-03-01T00:00:00+01:00
dTimStart: 2008-02-29T09:15:00+01:00
md: 3392
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
Lithology and shows: