ML17207A712: Difference between revisions

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{{#Wiki_filter:FLORIDAPOWER6LIGHTCOMPANYST.LUCIEUNITNO.1REPORTABLEOCCURRENCENO.335-B-79-04Title:OceanIntakeAr'ea-RecordingThermographsA.Descrition,Analsis6EvaluationOnNovember13,1979duringroutinechecksoftheSt.LucieOceanIntakeRecordingThermographs,FloridaPower6LightCompany'scontractorforbiologicalmonitoringandevaluationservicesfoundthatthethermographs,mountingarrayandintakeflotationbuoyweremissing.Subsequentinspectionbydiversoftheanchoringsystemrevealedthattheanchorweightswereun-disturbed,whereastheanchorsystemhardwarewasmissing.Theintakeflotationbuoywithnohardwareattachedwaslaterfoundwashedashoreapproximatelytwomilessouthoftheintakepipearea.However,themissingrecordingthermographshavenotyetbeenrecoveredasofthisreport.ISection3.1.A.6oftheEnvironmentalTechnicalSpecifications(ETS)forSt.Luci;eUnitNo.1requiresthatthemaximum,temperatureriseinthezoneofmixingbemeasuredusingrecordingthermo-graphs.Withtheabsenceoftheintakerecordingthermographs,measurementoftheambientocean
{{#Wiki_filter:FLORIDAPOWER6LIGHTCOMPANYST.LUCIEUNITNO.1REPORTABLE OCCURRENCE NO.335-B-79-04 Title:OceanIntakeAr'ea-Recording Thermographs A.Descrition,Analsis6Evaluation OnNovember13,1979duringroutinechecksoftheSt.LucieOceanIntakeRecording Thermographs, FloridaPower6LightCompany's contractor forbiological monitoring andevaluation servicesfoundthatthethermographs, mountingarrayandintakeflotation buoyweremissing.Subsequent inspection bydiversoftheanchoring systemrevealedthattheanchorweightswereun-disturbed, whereastheanchorsystemhardwarewasmissing.Theintakeflotation buoywithnohardwareattachedwaslaterfoundwashedashoreapproximately twomilessouthoftheintakepipearea.However,themissingrecording thermographs havenotyetbeenrecovered asofthisreport.ISection3.1.A.6oftheEnvironmental Technical Specifications (ETS)forSt.Luci;eUnitNo.1requiresthatthemaximum,temperature riseinthezoneofmixingbemeasuredusingrecording thermo-graphs.Withtheabsenceoftheintakerecording thermographs, measurement oftheambientocean
.~FPCph*h44 temperatureinthevicinityoftheplantintake,Iaridtherefore,theestablishmentofamaximumtemperaturerise,isnotpossible.Thisis,therefore,reportableunderETS5.6.2.a.2.B.CauseOfOccurrenceTheexactcauseoftheoccurrencehasnotbeendetermined.Xtis-knownthatextremeforcewouldIberequiredtobreakanypartoftheanchoringsystem,yetthisseemsunlikelytohave'occurredsincetheanchorweightswerenotdisturbed.Thepossibilityofvandalismthereforeexists,butcannotbeverified.lC.CorrectiveActionTheintakearrayandasso'ciatedhardwarewerere-installedonNovember27,1979.Roughseaspreventedreinstallationoftherecordingthermo-graphsuntilDecember7,1979.Replacementbuoysandarraysarekeptonhandforoccurrencesofthistype.FloridaPower6LightCompanyhastakenreasonableprecautionstopreventlossofthetemperaturemonitoringequipment.However,theirlocationintheopenoceannearcommercialfishingandrecreationalboatinglanesmakesthemhighlysus-ceptibletodamageorloss.
.~FPCph*h44 temperature inthevicinityoftheplantintake,Iaridtherefore, theestablishment ofamaximumtemperature rise,isnotpossible.
Thisis,therefore, reportable underETS5.6.2.a.2.B.CauseOfOccurrence Theexactcauseoftheoccurrence hasnotbeendetermined.
Xtis-knownthatextremeforcewouldIberequiredtobreakanypartoftheanchoring system,yetthisseemsunlikelytohave'occurred sincetheanchorweightswerenotdisturbed.
Thepossibility ofvandalism therefore exists,butcannotbeverified.
lC.Corrective ActionTheintakearrayandasso'ciated hardwarewerere-installed onNovember27,1979.Roughseasprevented reinstallation oftherecording thermo-graphsuntilDecember7,1979.Replacement buoysandarraysarekeptonhandforoccurrences ofthistype.FloridaPower6LightCompanyhastakenreasonable precautions topreventlossofthetemperature monitoring equipment.
However,theirlocationintheopenoceannearcommercial fishingandrecreational boatinglanesmakesthemhighlysus-ceptibletodamageorloss.
0F.*44.JIII',~~.'emPe.hCYIA$%J}}
0F.*44.JIII',~~.'emPe.hCYIA$%J}}

Revision as of 18:25, 29 June 2018

RO 335-B-79-04:on 791113,during Routine Checks of Ocean Intake Recording Thermographs,Discovered That Thermographs, Mounting Array & Intake Flotation Buoy Were Missing.Cause Unknown.Hardware Replaced 791207
ML17207A712
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 12/12/1979
From:
FLORIDA POWER & LIGHT CO.
To:
Shared Package
ML17207A711 List:
References
NUDOCS 8001030674
Download: ML17207A712 (4)
v • d • e


Text

FLORIDAPOWER6LIGHTCOMPANYST.LUCIEUNITNO.1REPORTABLE OCCURRENCE NO.335-B-79-04 Title:OceanIntakeAr'ea-Recording Thermographs A.Descrition,Analsis6Evaluation OnNovember13,1979duringroutinechecksoftheSt.LucieOceanIntakeRecording Thermographs, FloridaPower6LightCompany's contractor forbiological monitoring andevaluation servicesfoundthatthethermographs, mountingarrayandintakeflotation buoyweremissing.Subsequent inspection bydiversoftheanchoring systemrevealedthattheanchorweightswereun-disturbed, whereastheanchorsystemhardwarewasmissing.Theintakeflotation buoywithnohardwareattachedwaslaterfoundwashedashoreapproximately twomilessouthoftheintakepipearea.However,themissingrecording thermographs havenotyetbeenrecovered asofthisreport.ISection3.1.A.6oftheEnvironmental Technical Specifications (ETS)forSt.Luci;eUnitNo.1requiresthatthemaximum,temperature riseinthezoneofmixingbemeasuredusingrecording thermo-graphs.Withtheabsenceoftheintakerecording thermographs, measurement oftheambientocean

.~FPCph*h44 temperature inthevicinityoftheplantintake,Iaridtherefore, theestablishment ofamaximumtemperature rise,isnotpossible.

Thisis,therefore, reportable underETS5.6.2.a.2.B.CauseOfOccurrence Theexactcauseoftheoccurrence hasnotbeendetermined.

Xtis-knownthatextremeforcewouldIberequiredtobreakanypartoftheanchoring system,yetthisseemsunlikelytohave'occurred sincetheanchorweightswerenotdisturbed.

Thepossibility ofvandalism therefore exists,butcannotbeverified.

lC.Corrective ActionTheintakearrayandasso'ciated hardwarewerere-installed onNovember27,1979.Roughseasprevented reinstallation oftherecording thermo-graphsuntilDecember7,1979.Replacement buoysandarraysarekeptonhandforoccurrences ofthistype.FloridaPower6LightCompanyhastakenreasonable precautions topreventlossofthetemperature monitoring equipment.

However,theirlocationintheopenoceannearcommercial fishingandrecreational boatinglanesmakesthemhighlysus-ceptibletodamageorloss.

0F.*44.JIII',~~.'emPe.hCYIA$%J

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