NPD_110502105058.xml
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<witsml:drillReports version="1.4.0.0" xmlns:witsml="http://www.witsml.org/schemas/1series" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.witsml.org/schemas/1series http://www.npd.no/schema/DDRS/1series/WITSML_drillReport_profiled_schema_phase2.xsd">
<witsml:drillReport>
<witsml:nameWell>25/8-C-23</witsml:nameWell>
<witsml:nameWellbore>25/08-C-23 B</witsml:nameWellbore>
<witsml:name>25/8-C-23</witsml:name>
<witsml:dTimStart>2011-04-29T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-30T06:00:00.001Z</witsml:dTimEnd>
<witsml:versionKind>normal</witsml:versionKind>
<witsml:createDate>2011-05-02T08:50:00.001Z</witsml:createDate>
<witsml:wellAlias>
<witsml:name>25/8-C-23</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellAlias>
<witsml:wellboreAlias>
<witsml:name>25/8-C-23 B</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellboreAlias>
<witsml:name>6480</witsml:name>
<witsml:namingSystem>NPD number</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellDatum>
<witsml:name>Kelly Bushing</witsml:name>
<witsml:code>KB</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellDatum>
<witsml:name>Sea Level</witsml:name>
<witsml:code>SL</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellboreInfo>
<witsml:dTimSpud>2011-01-24T06:00:00.001Z</witsml:dTimSpud>
<witsml:operator>Esso Norway</witsml:operator>
<witsml:drillContractor>KCA Deutag</witsml:drillContractor>
<witsml:rigAlias>
<witsml:name>Ringhorne</witsml:name>
<witsml:namingSystem>NPD Name</witsml:namingSystem>
</witsml:rigAlias>
<witsml:rigAlias>
<witsml:name>280849</witsml:name>
<witsml:namingSystem>NPD Code</witsml:namingSystem>
</witsml:rigAlias>
</witsml:wellboreInfo>
<witsml:statusInfo>
<witsml:dTim>2011-04-29T06:00:00.001Z</witsml:dTim>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:presTestType>formation integrity test</witsml:presTestType>
<witsml:distDrill uom="m">0</witsml:distDrill>
<witsml:elevKelly uom="m">60.2999992370605</witsml:elevKelly>
<witsml:sum24Hr>Picked up and ran in hole with casing cleanout assembly to 4549 m MD (5 m above Quantum packer). Locked and tagged valves in preparation for pit cleaning.</witsml:sum24Hr>
<witsml:forecast24Hr>Clean pits, check agitators/bearings in each pit. Mix wash pills and fill pits with brine. Displace OBM from well. </witsml:forecast24Hr>
</witsml:statusInfo>
<witsml:activity>
<witsml:dTimStart>2011-04-29T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T07:45:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Made up 9 5/8" clean up assembly on 4 1/2" DP. Ran in hole to 305 m MD.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T07:45:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T08:15:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Removed master bushing, installed PS- 21 slips.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T08:15:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T10:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Ran in hole with 9 5/8" clean out assembly from 305 m MD to 996 m MD.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T10:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T11:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Filled string. Broke circulation. Pumped 360 lpm, 4 bar, 10 rpm.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T11:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T13:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Ran in hole with 9 5/8" clean out assembly from 996 m MDto 1745 m MD.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T13:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T14:45:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- repair</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Problems with fingerboard settings. NOV addressed the issue. Fingerboard row 17 was set up with the wrong pipe type. Needed to "delete" pipe in row to be able to change pipe type to 4 1/2" HWDP. Recounted pipe. Captured in Lessons Learned log book for rig floor. </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T14:45:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T15:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Ran in hole with 9 5/8" clean out assembly from 1745 m MD to 1847 m MD with 4 1/2" HWDP.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T15:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T16:15:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Pulled out of hole with 4 1/2" HWDP from 1847 m MD to 1745 m MD. Laid down HWDP.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T16:15:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T17:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Redressed handling equipment from 4 1/2" to 5 1/2".</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T17:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-29T18:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Observed sudden loss on trip tank due to U-tube through float valve. Filled up string, broke circulation 265 lpm, 7 bar, 10 rpm, 6 kNm. Rotation weight: 67 tons at 1745 m MD. Monitored well on trip tank for 15 min, well static.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-29T18:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-30T02:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- completion string</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Ran in hole with 9 5/8" clean out assembly from 1745 m MD to 4549 m MD (5 m above Quantum packer). Simultaneously prepared tank entry permits and JSAs for pit cleaning. </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-30T02:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-30T06:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- wait</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Locked and tagged valves in preparation for cleaning pits and checking agitators/bearings. </witsml:comments>
</witsml:activity>
<witsml:equipFailureInfo>
<witsml:dTim>2011-04-29T13:30:00.001Z</witsml:dTim>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:equipClass>pipe handling equ syst -- vertical pipe handling equ syst</witsml:equipClass>
<witsml:eTimMissProduction uom="min">75</witsml:eTimMissProduction>
<witsml:dTimRepair>2011-04-29T14:45:00.001Z</witsml:dTimRepair>
<witsml:description>Problems with fingerboard settings: Fingerboard row 17 was set up with wrong pipe type. NOV Rep needed to "delete" pipe in row to be able to change pipe type to 4 1/2" HWDP. Recounted pipe. Captured in Lessons Learned log book for rig floor. </witsml:description>
</witsml:equipFailureInfo>
</witsml:drillReport>
<witsml:drillReport>
<witsml:nameWell>25/8-C-23</witsml:nameWell>
<witsml:nameWellbore>25/08-C-23 B</witsml:nameWellbore>
<witsml:name>25/8-C-23</witsml:name>
<witsml:dTimStart>2011-04-30T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-01T06:00:00.001Z</witsml:dTimEnd>
<witsml:versionKind>normal</witsml:versionKind>
<witsml:createDate>2011-05-02T08:50:00.001Z</witsml:createDate>
<witsml:wellAlias>
<witsml:name>25/8-C-23</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellAlias>
<witsml:wellboreAlias>
<witsml:name>25/8-C-23 B</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellboreAlias>
<witsml:name>6480</witsml:name>
<witsml:namingSystem>NPD number</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellDatum>
<witsml:name>Kelly Bushing</witsml:name>
<witsml:code>KB</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellDatum>
<witsml:name>Sea Level</witsml:name>
<witsml:code>SL</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellboreInfo>
<witsml:dTimSpud>2011-01-24T06:00:00.001Z</witsml:dTimSpud>
<witsml:operator>Esso Norway</witsml:operator>
<witsml:drillContractor>KCA Deutag</witsml:drillContractor>
<witsml:rigAlias>
<witsml:name>Ringhorne</witsml:name>
<witsml:namingSystem>NPD Name</witsml:namingSystem>
</witsml:rigAlias>
<witsml:rigAlias>
<witsml:name>280849</witsml:name>
<witsml:namingSystem>NPD Code</witsml:namingSystem>
</witsml:rigAlias>
</witsml:wellboreInfo>
<witsml:statusInfo>
<witsml:dTim>2011-04-30T06:00:00.001Z</witsml:dTim>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:presTestType>formation integrity test</witsml:presTestType>
<witsml:distDrill uom="m">0</witsml:distDrill>
<witsml:elevKelly uom="m">60.2999992370605</witsml:elevKelly>
<witsml:sum24Hr>Cleaned mud pits and removed isolation locks on valves and pumps. Flushed choke manifold and kill/choke lines. Circulated mud system in preparation for displacement of OBM. </witsml:sum24Hr>
<witsml:forecast24Hr>Commence displacement of OBM from well. </witsml:forecast24Hr>
</witsml:statusInfo>
<witsml:activity>
<witsml:dTimStart>2011-04-30T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-30T12:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- wait</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Locked and tagged valves in preparation for cleaning pits and checking agitators/bearings. Simultaneously cleaned shaker box and beneath shakers. Performed PM on traveling block, crown block and checked bondura bolts on TD, performed 12 month PM on AC motors on DES module.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-30T12:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-30T19:15:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- wait</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Entered mud pits in pump room for cleaning. Removed 10-15 buckets of material from behind agitators in pits. Mechanic checked and changed agitator bearings on mud agitators. Simultaneously NOV mechanic fastened clamp cylinder on Hydra Tong.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-30T19:15:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-30T22:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- wait</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Finished PTW for cleaning mud pits. Removed isolation locks on valves and pumps (152 isolation locks total). </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-30T22:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-01T06:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Prepared to flush lines and manifolds. Flushed choke manifold and kill/choke lines. Circulate and condition mud system. Increased pump rate in steps up to 500 lpm (50 bar). Rotate 45 rpm, 35-40 kNm torque. Reciprocated string up/down. Experienced losses of 3,7 m3/hr. Decreased pump rate to 400 lpm. Losses reduced to 1,5 m3/hr. At 5000 strokes (BU=5800 strokes), observed no losses. Mud weight in: 1,30 sg, mud weight out: 1,42 sg. Increased pump rate 100 lpm every 10 minutes. At 5800 strokes (BU), pumped at 800 lpm with no losses. Mud weight in: 1,30 sg, mud weight out: 1,44 sg. At 7600 strokes (full circulation), mud weight in: 1,30 sg, mud weight out: 1,35 sg. At 10,000 strokes, mud weight in: 1,30 sg, mud weight out: 1,30 sg. Currently pump rate: 2000 lpm, 175 bar, no losses. Rotating 45 rpm, 35 kNm torque. Reciprocating pipe. Mud weight range during entire circulation: min 1,21 sg, max 1,44 sg. </witsml:comments>
</witsml:activity>
</witsml:drillReport>
<witsml:drillReport>
<witsml:nameWell>25/8-C-23</witsml:nameWell>
<witsml:nameWellbore>25/08-C-23 B</witsml:nameWellbore>
<witsml:name>25/8-C-23</witsml:name>
<witsml:dTimStart>2011-05-01T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-02T06:00:00.001Z</witsml:dTimEnd>
<witsml:versionKind>normal</witsml:versionKind>
<witsml:createDate>2011-05-02T08:50:00.001Z</witsml:createDate>
<witsml:wellAlias>
<witsml:name>25/8-C-23</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellAlias>
<witsml:wellboreAlias>
<witsml:name>25/8-C-23 B</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellboreAlias>
<witsml:name>6480</witsml:name>
<witsml:namingSystem>NPD number</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellDatum>
<witsml:name>Kelly Bushing</witsml:name>
<witsml:code>KB</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellDatum>
<witsml:name>Sea Level</witsml:name>
<witsml:code>SL</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellboreInfo>
<witsml:dTimSpud>2011-01-24T06:00:00.001Z</witsml:dTimSpud>
<witsml:operator>Esso Norway</witsml:operator>
<witsml:drillContractor>KCA Deutag</witsml:drillContractor>
<witsml:rigAlias>
<witsml:name>Ringhorne</witsml:name>
<witsml:namingSystem>NPD Name</witsml:namingSystem>
</witsml:rigAlias>
<witsml:rigAlias>
<witsml:name>280849</witsml:name>
<witsml:namingSystem>NPD Code</witsml:namingSystem>
</witsml:rigAlias>
</witsml:wellboreInfo>
<witsml:statusInfo>
<witsml:dTim>2011-05-01T06:00:00.001Z</witsml:dTim>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:presTestType>formation integrity test</witsml:presTestType>
<witsml:distDrill uom="m">0</witsml:distDrill>
<witsml:elevKelly uom="m">60.2999992370605</witsml:elevKelly>
<witsml:sum24Hr>Displaced oil based mud from well with base oil, wash pill, NaCl brine, and seawater. Conducted flow check, cleaned surface equipment, and circulated seawater to obtain steady nephelometric turbidity unit readings. </witsml:sum24Hr>
<witsml:forecast24Hr>Displace well to packer fluid. POOH and lay down excess drill pipe. </witsml:forecast24Hr>
</witsml:statusInfo>
<witsml:activity>
<witsml:dTimStart>2011-05-01T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-01T08:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Circulated and conditioned mud system. Rotated 45 rpm, 35-40 kNm torque. Reciprocated string up/down. Increased pump rate to 2540 lpm, 241 bar. Loss rate: 2 m3/hr. Mud weight: 1,30 sg. Performed pre job displacement meeting while circulating.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-05-01T08:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-01T12:45:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Pumped 15 m3 base oil. Emptied sand trap. Flush kill and choke lines with seawater. Observed 45 bar back pressure due to base oil in string. Cleaned shaker pits, attempt to flush trip tanks. Not able to get suction on trip tank pumps. Isolated trip tank #2 (containing base oil) and cleaned trip tank #1. Pumped wash pill and brine. </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-05-01T12:45:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-01T15:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Displaced well to seawater. After starting to pump seawater, top drive stalled out. High operating temperature of top drive caused it to shut down. Up wt: 164 tons, down wt: 71 tons. Reciprocated string. No rotation while moving string upwards. Pump 1550 lpm, 72 bar. Rotate string 45 rpm when moving string downwards. Observed 48 kNm torque while pumping 1550 lpm, 77 bar. </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-05-01T15:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-01T19:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- wait</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Stopped circulation. Flushed trip tank. Performed flow check. Observed gain of 400 liters per hour with pumps off at 17:00 hrs. Gain decreased to 150 liters per hour at 18:00 hrs with pumps off. Performed flushing of rotary, bell nipple, shakers, and lines. Pulled 2 stands and racked back in derrick. POOH to production packer setting depth. Simultaneously continue to clean surface equipment. </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-05-01T19:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-02T01:15:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Cleaned production packer setting depth +/- 10 m (4462 m MD - 4482 m MD). Pumped 2500 lpm, 142 bar. Rotated with 45 rpm. Laid down 1 single. Circulated with seawater until NTU levels stabilize (target: 70 NTUs). Reciprocated string. Pumped 2500 lpm, 152 bar. No rotation while moving string upwards. Rotated 45 rpm while moving string downwards, 41-44 kNm torque observed. At 22:45 hrs, reduced pump rate due to CRI unit injection limitations. Reciprocated string. Pumped 1900 lpm, 95 bar. No rotation while moving string upwards. Rotated 45 rpm while moving string downwards, 49 kNm torque observed. NTUs: 175-251. Reduced pump rate again to 1500 lpm, 64 bar due to CRI limitations. At 00:00 hrs, reduce pump rate again to 1330 lpm, 52 bar. NTUs: 58-93 (low NTUs possibly due to decrease in flow rate only). </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-05-02T01:15:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-02T04:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- wait</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Stopped pumping. CRI unit needed to catch up on injection before continuing to circulate well. </witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-05-02T04:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-05-02T06:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6414</witsml:md>
<witsml:tvd uom="m">1800.09082865924</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>completion -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Circulated with seawater to reach stable NTU levels. Reciprocated string. Pumped 2500 lpm, 154 bar. No rotation while moving string upwards. Rotated 45 rpm while moving string downwards, 42-45 kNm torque observed. NTUs: 107-232. NTU readings remain inconsistant. </witsml:comments>
</witsml:activity>
</witsml:drillReport>
</witsml:drillReports>