試驗(yàn)室操作規(guī)程

-.z.I22蘇丹喀土穆北電廠三期SUDANKNPSPHASEⅢI22PORJECTDEPARTMENT試驗(yàn)室原材料取樣程序SamplingProcedureofRawMaterialforLab16-5-2007目錄Contents1．I22蘇丹工程部試驗(yàn)室質(zhì)量控制陳述StatementofQualityControlintheTestingLaboratoriesofI22SudanProjectOffice2．卵石取樣方法Samplingmethodofpebbles3．砂取樣方法Samplingmethodofsand4．水泥取樣方法Samplingmethodofcement5．粉煤灰取樣方法Samplingmethodofflyash6．鋼筋取樣方法Samplingmethodofsteelbars7．混凝土小型空心砌塊取樣方法Samplingmethodofconcretesmallhollowbuildingblocks8．普通混凝土試樣取樣方法Samplingmethodofmonconcretespecimens9．砂漿取樣方法Samplingmethodofmortar10．回填土密實(shí)度取樣方法SamplingmethodofbackfillingpactnessI22蘇丹工程部試驗(yàn)室質(zhì)量控制陳述StatementofQualityControlintheTestingLaboratoriesofI22SudanProjectOffice1、I22蘇丹工程部試驗(yàn)室的檢測人員應(yīng)具備相關(guān)的崗位技能及持有檢測**書,方可上崗。1.ThetestingpersonnelinthetestinglaboratoriesofI22SudanProjectOfficeshallhaverelevantprofessionalskillsandholdthetestingqualificationcertificate.2、I22蘇丹工程部試驗(yàn)室,在蘇丹喀北電廠三期工程施工中,對工程所用的原材料,要做到及時有效的檢測。2.Allrawmaterialsnecessaryforthee*ecutionofKhartoumNorthPowerStation-PhaseIIIProjectshallbetestedtimelyandeffectivelyinthetestinglaboratoriesofI22SudanProjectOffice.2.1在原材料進(jìn)場后及時通知監(jiān)理及其它相關(guān)單位,嚴(yán)格按中國標(biāo)準(zhǔn)規(guī)定的取樣方法進(jìn)展現(xiàn)場取樣,并做好見證取樣簽字程序。2.1.Afterthemobilizationofrawmaterials,informtheSupervisionpanyandotherorganizationsconcerned,carryouton-sitesamplinginstrictaccordancewiththesamplingmethodsspecifiedbytheChinastandards,andplywiththewitnesssamplingsignatureprocedures.2.2沒有經(jīng)過檢測和檢測不合格的原材料,嚴(yán)禁在工程中使用。2.2Therawmaterialsthathavenotbeentestedorarenon-conformingshallnotbeusedduringthee*ecutionofproject.2.3在原材料的存放處設(shè)置待檢(待用)、已檢(準(zhǔn)用)標(biāo)識牌。2.3Suchidentificationmarksof"Tobetested(Tobeused)andTested(Usepermitted)〞shallbeinstalledatthestorageplacesofrawmaterials.3、現(xiàn)場混凝土攪拌站在混凝土生產(chǎn)過程中,嚴(yán)格按混凝土配合比中的材料用量進(jìn)展配制生產(chǎn),并及時做到對混凝土的坍落度以及其它相關(guān)技術(shù)要求的檢測，對不合格的混凝土不允許出站,要及時做好混凝土試件的取樣工作,并按相關(guān)要求做好檢測記錄。3.Concreteshallbepreparedandproducedinstrictaccordancewiththematerialusagespecifiedintheconcretemi*proportionattheon-siteconcretemi*ingstation.Testsofslumpingandothertechnicalspecificationsshallbecarriedouttimely.Non-conformingconcreteshallnotbeallowedfordelivery.Itisrequiredtoperformsamplingworkofconcretespecimensandmaketestingrecordsaccordingtorelevantspecifications.4、在原材料試驗(yàn)過程中,對原材料的檢測嚴(yán)格執(zhí)行中國標(biāo)準(zhǔn),嚴(yán)格按中國標(biāo)準(zhǔn)中所規(guī)定的檢測要求,進(jìn)展原材料的試驗(yàn),檢測數(shù)據(jù)要做到真實(shí)、有效并做好相關(guān)的原始記錄。4.TestsofrawmaterialsshallbecarriedoutinstrictaccordancewithChinastandardsande*aminationsshallbeperformedaccordingtothetestingrequirementsspecifiedbyChinastandards.TestingdatashallbetrueandeffectivewithrelevantoriginalrecordsI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOfficeI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOffice文件號：I22SD00012007FileNo.:I22SD00012007標(biāo)題:取樣方法Title:SamplingMethod共8頁第1頁P(yáng)age1of81目的1 Purpose為標(biāo)準(zhǔn)I22蘇丹工程部試驗(yàn)室,在工程施工中，對進(jìn)場原材料、回填土、混凝土、砂漿等進(jìn)展標(biāo)準(zhǔn)取樣Tostandardizecarryingoutstandardsamplingofrawmaterials,backfilling,concreteandmortarinthetestinglaboratoriesofI22SudanProjectOfficeduringthee*ecutionoftheProject.2適用范圍2 Scopeofapplication本程序適用于I22蘇丹工程部試驗(yàn)室，在蘇丹喀北電廠三期工程施工中，對進(jìn)場原材料、回填土、混凝土、砂漿試驗(yàn)的取樣。ThisProcedureisapplicabletothesamplingofrawmaterials,backfilling,concreteandmortarinthetestinglaboratoriesofI22SudanProjectOfficeduringthee*ecutionofKhartoumNorthPowerStation-PhaseIIIProject.3原材料取樣方法3 Samplingmethodofrawmaterials3.1卵石取樣方法3.1 Samplingmethodofpebbles在料堆上取樣時，取樣部位應(yīng)均勻分布。取樣前先將取樣部位表層鏟除，然后從不同部位抽取大致等量的石子15份〔在料堆的頂部、中部和底部均勻分布的15個不同部位取得〕組成一組樣品，樣品不少于40Kg，每500噸樣品取樣不少于一次。Whilesamplingfromstockpiles,samplinglocationsshallbeuniformlydistributed.Sweepawaythesurfacelayerofsamplinglocationsbeforesampling,andthendrawout15appro*imatelyequiponderantpebblesfromdifferentlocations(obtainedfrom15differentlocationsuniformlydistributedatthetop,middleandbottomofthestockpiles)toformagroupofsampleswhichshallnotbelessthan40KgI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOfficeI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOffice文件號：I22SD00012007FileNo.:I22SD00012007標(biāo)題:取樣方法Title:SamplingMethod共8頁第2頁P(yáng)age2of83.2砂取樣方法3.2 Samplingmethodofsand在料堆上取樣時，取樣部位應(yīng)均勻分布。取樣前先將取樣部位表層鏟除，然后從不同部位抽取大致相等量的8份〔在料堆的頂部、中部和底部均勻分布的8個不同部位取得〕，組成一組樣品，樣品不少于20Kg，每500噸樣品取樣不少于一次。Whilesamplingfromstockpiles,samplinglocationsshallbeuniformlydistributed.Sweepawaythesurfacelayerofsamplinglocationsbeforesampling,andthendrawout8appro*imatelyequiponderantsandsfromdifferentlocations(obtainedfrom8differentlocationsuniformlydistributedatthetop,middleandbottomofthestockpiles)toformagroupofsampleswhichshallnotbelessthan20Kg3.3水泥取樣方法3.3 Samplingmethodofcement袋裝水泥取樣時，應(yīng)從不少于20袋內(nèi)抽取不少于12Kg的樣品，組成一組樣品，然后樣品均勻分成二份，一份按GB/T17671-1999的規(guī)定進(jìn)展試驗(yàn)，一份密封保管三個月，每200噸樣品取樣不少于一次。Whilesamplingofsackedcement,itisrequiredtodrawoutthesamplesnotlessthan12Kgfromnofewthan20bagstoformagroupofsamples,andthenuniformlydividethesamplesintotwoparts,ofwhichonepartshallbetestedaccordingtothespecificationsofGB/T17671-1999,andtheotheroneshallbesealedandkeptforthreemonths.Samplingshallnotbelessthanonetimeforevery200tsamples.3.4粉煤灰取樣方法3.4 Samplingmethodofflyash袋裝粉煤灰取樣時，應(yīng)從不少于20袋內(nèi)抽取不少于12Kg的樣品，組成一組樣品，然后樣品均勻分成二份，一份按GB/T17671-1999的規(guī)定進(jìn)展試驗(yàn)，一份密封保管三個月，每200噸樣品取樣不少于一次。I22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOfficeI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOffice文件號：I22SD00012007FileNo.:I22SD00012007標(biāo)題:取樣方法Title:SamplingMethod共8頁第3頁P(yáng)age3of8Whilesamplingofsackedflyash,itisrequiredtodrawoutthesamplesnotlessthan12Kgfromnofewthan20bagstoformagroupofsamples,andthenuniformlydividethesamplesintotwoparts,ofwhichonepartshallbetestedaccordingtothespecificationsofGB/T17671-1999,andtheotheroneshallbesealedandkeptforthreemonths.Samplingshallnotbelessthanonetimeforevery200tsamples.3.5鋼筋取樣方法3.5 Samplingmethodofsteelbars熱軋鋼筋(光圓、帶肋、圓盤條)：每一驗(yàn)收批中，取試樣一組(3根)，做拉伸試驗(yàn)。3.5.1 Hotrolledreinforcedbars(plain,ribbedandroundcoiledbars):Takeonegroupofsamples(3pieces)fromeachacceptancelottocarryouttensiletest.a試件應(yīng)從兩根鋼筋中截取，每根鋼筋去掉端頭500mm后，截取3根做拉伸試件。a.Testspecimensshallbecutoutfromtwopiecesofbars.Eachonewillbecutoff500mmfromtheendheadandthentake3piecesfortensiletest.b拉伸試件長度：5d＋200mm。帶肋鋼筋盡量切取有標(biāo)志局部的鋼筋。b.Lengthoftensiletestspecimens:5d＋200mm.Ribbedsteelbarsshouldbecutfromtheindicatedbarsasfaraspossible.c熱軋鋼筋原材料檢驗(yàn)應(yīng)以每60t為一驗(yàn)收批，缺乏60t時，亦按一驗(yàn)收批計(jì)。c.Rawmaterialsofhotrolledsteelbarsshallbesubjectto60tasoneacceptancelot.Ifitislessthan60t,itshallalsobecountedasonelot.鋼筋閃光對焊接頭：同一臺班內(nèi)〔或一周之內(nèi)累計(jì)〕，由同一焊工完成的300個同級別、同直徑鋼筋焊接接頭作為一個驗(yàn)收批，從每批接頭中，隨機(jī)切取3個試件做拉伸試驗(yàn)。I22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOfficeI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOffice文件號：I22SD00012007FileNo.:I22SD00012007標(biāo)題:取樣方法Title:SamplingMethod共8頁第4頁P(yáng)age4of83.5.2 Resistanceflashweldofsteelbars:300weldedjointsofsteelbarsofsamegradeandsamediameterthatwereperformedbythesamewelderwithinthesamemachineshift(oraccumulatedwithinoneweek)shallbetakenasoneacceptancelot,fromwhich3testspecimenscutoffatrandomshallbeperformedoftensiletest.鋼筋電渣壓力焊接頭：以每一樓層或施工區(qū)段中300個同級別鋼筋作為一驗(yàn)收批，從每批接頭中，隨機(jī)切取3個試件做拉伸試驗(yàn)。3.5.3 Electro-slagpressureweldedjointofsteelbars:300same-gradesteelbarsateachfloororconstructionsectionshallbetakenasoneacceptancelot,fromwhich3testspecimenscutoffatrandomshallbeperformedoftensiletest.鋼筋電弧焊接頭：以300根同接頭型式、同鋼筋級別的接頭作為一驗(yàn)收批，從每批接頭中，隨機(jī)切取3個接頭做拉抻試驗(yàn)。3.5.4 Arc-weldedjointofsteelbars:300jointsofsametypeandsamegradeofsteelbarsshallbetakenasoneacceptancelot,fromwhich3testspecimenscutoffatrandomshallbeperformedoftensiletest.3.5鋼筋取樣方法3.5 Samplingmethodofsteelbars熱軋鋼筋(光圓、帶肋、圓盤條)：每一驗(yàn)收批中，取試樣一組(3根)，做拉伸試驗(yàn)。3.5.1 Hotrolledreinforcedbars(plain,ribbedandroundcoiledbars):Takeonegroupofsamples(3pieces)fromeachacceptancelottocarryouttensiletest.a試件應(yīng)從兩根鋼筋中截取，每根鋼筋去掉端頭500mm后，截取3根做拉伸試件。a.Testspecimensshallbecutoutfromtwopiecesofbars.Eachonewillbecutoff500mmfromtheendheadandthentake3piecesfortensiletest.b拉伸試件長度：5d＋200mm。帶肋鋼筋盡量切取有標(biāo)志局部的鋼筋b.Lengthoftensiletestspecimens:5d＋200mm.Ribbedsteelbarsshouldbecutfromtheindicatedbarsasfaraspossible.I22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOfficeI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOffice文件號：I22SD00012007FileNo.:I22SD00012007標(biāo)題:取樣方法Title:SamplingMethod共8頁第5頁P(yáng)age5of8c熱軋鋼筋原材料檢驗(yàn)應(yīng)以每60t為一驗(yàn)收批，缺乏60t時，亦按一驗(yàn)收批計(jì)。c.Rawmaterialsofhotrolledsteelbarsshallbesubjectto60tasoneacceptancelot.Ifitislessthan60t,itshallalsobecountedasonelot.鋼筋閃光對焊接頭：同一臺班內(nèi)〔或一周之內(nèi)累計(jì)〕，由同一焊工完成的300個同級別、同直徑鋼筋焊接接頭作為一個驗(yàn)收批，從每批接頭中，隨機(jī)切取3個試件做拉伸試驗(yàn)。3.5.2 Resistanceflashweldofsteelbars:300weldedjointsofsteelbarsofsamegradeandsamediameterthatwereperformedbythesamewelderwithinthesamemachineshift(oraccumulatedwithinoneweek)shallbetakenasoneacceptancelot,fromwhich3testspecimenscutoffatrandomshallbeperformedoftensiletest.鋼筋電渣壓力焊接頭：以每一樓層或施工區(qū)段中300個同級別鋼筋作為一驗(yàn)收批，從每批接頭中，隨機(jī)切取3個試件做拉伸試驗(yàn)。3.5.3 Electro-slagpressureweldedjointofsteelbars:300same-gradesteelbarsateachfloororconstructionsectionshallbetakenasoneacceptancelot,fromwhich3testspecimenscutoffatrandomshallbeperformedoftensiletest.鋼筋電弧焊接頭：以300根同接頭型式、同鋼筋級別的接頭作為一驗(yàn)收批，從每批接頭中，隨機(jī)切取3個接頭做拉抻試驗(yàn)。3.5.4 Arc-weldedjointofsteelbars:300jointsofsametypeandsamegradeofsteelbarsshallbetakenasoneacceptancelot,fromwhich3testspecimenscutoffatrandomshallbeperformedoftensiletest.3.6混凝土小型空心砌塊取樣方法3.6 Samplingmethodofconcretesmallhollowbuildingblocks砌塊按外觀質(zhì)量等級和強(qiáng)度等級分批驗(yàn)收。它以同一種原材料配制成的一樣外觀質(zhì)量等級、強(qiáng)度等級和同一工藝生產(chǎn)的10000塊砌塊為一批，每月生產(chǎn)的塊數(shù)缺乏10000塊者亦按一批。I22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOfficeI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOffice文件號：I22SD00012007FileNo.:I22SD00012007標(biāo)題:取樣方法Title:SamplingMethod共8頁第6頁P(yáng)age6of83.6.1 Theblocksshallbeacceptedinbatchesaccordingtotheappearancequalitygradeandstrengthlevelandsubjectto10000blocksthatwerepreparedwithsamerawmaterialsandhavesameappearancequalitygradeandstrengthlevelaswellasidenticalproductionprocessasonelot.Iftheblocksproducedeverymontharelessthan10000,itshallalsobecountedasonelot.每批隨機(jī)抽取32塊做尺寸偏差和外觀質(zhì)量檢驗(yàn)。從尺寸偏差和外觀質(zhì)量檢驗(yàn)合格的砌塊中抽取5塊做強(qiáng)度等級檢驗(yàn)。3.6.2 32blocksshallbedrawnoutfromeachlottobeperformedofdimensionaldeviationandappearancequalitytesting.5blockspassingthedimensionaldeviationandappearancequalitytestingshallbeselectedforcarryingoutofthestrengthlevelinspection.3.7普通混凝土試樣取樣方法3.7 Samplingmethodofmonconcretespecimens普通混凝土應(yīng)由強(qiáng)度等級一樣、齡期一樣、以及生產(chǎn)工藝和配合比根本一樣的混凝土組成一驗(yàn)收批。3.7.1 monconcretespecimensshallbeprisedofconcretehavingsamestrengthlevel,sameageandbasicallysameproductionprocessandmi*proportiontoformoneacceptancelot.每一100盤，但不超過100m3；每一工作班；每一流水段；為一取樣單位。3.7.2 Each100coilsbutnotmorethan100m3,eachoperatingcrew每一取樣單位標(biāo)準(zhǔn)養(yǎng)護(hù)試塊的留置數(shù)不得少于1組。3.7.3 Theretainingquantityofstandardcuringtestblockofeachsamplingunitshallnotbelessthan1group.I22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOfficeI22蘇丹工程部試驗(yàn)室TestinglaboratoriesofI22SudanProjectOffice文件號：I22SD00012007FileNo.:I22SD00012007標(biāo)題:取樣方法Title:SamplingMethod共8頁第7頁P(yáng)age7of8同條件養(yǎng)護(hù)試件的留置組數(shù)，可根據(jù)實(shí)際需要確定。同條件養(yǎng)護(hù)試件用于確定構(gòu)造構(gòu)件的拆模、出池、出廠、吊裝及施工期間臨時負(fù)荷時的混凝土強(qiáng)度。3.7.4 Theretaininggroupquantityofcuringtestspecimensundersameconditionsmaybedeterminedaccordingtoactualdemand.Thecuringtestspecimensundersameconditionsshallbeusedfordeterminingtheconcretestrengthwhenloadedwithprovisionalweightduringthee*ecutionofdemoulding,out-pond,e*factory,hoistingandconstructionofstructuralmembers.試樣要有代表性，應(yīng)在攪拌第二盤后至完畢30min之間取樣。3.7.5 Testspecimensshallbetypicalandsampledduringtheperiodof30minafterstirringthesecondcoiltopletion.每組試件〔包括相對應(yīng)的同條件試件〕的試樣必須取自同一盤或同一混凝土罐車運(yùn)送的混凝土中。3.7.6 Eachg