路緣石滑模施工工藝六鎮(zhèn)高速六枝至鎮(zhèn)寧段第九合同段路緣石滑模施工工藝東盟公司六鎮(zhèn)高速六枝至鎮(zhèn)寧段第九合同段項(xiàng)目部二〇一三年四月三日phthalate0.44g,accuratetoO.0001g.PlacedinanErlenmeyerflask，addwater,75mLtomakeitdissolve。Jointhe2~3dropsofphenolphthaleinindicatorsolution，placetheErlenmeyerflaskonamagneticstirrerformixing.Titrationofthecalibrationstandardsolutionofsodiumhydroxide，untiljustpinkintheErlenmeyerflaskisnotfading,readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide.Secondarycalibrationthesamebenchmarksample.Concentrationexpressedasmolarconcentrationofsodiumhydroxidestandardsolution，asintheformula:M-sodiumhydroxidestandardsolutionconcentration，mol/l；MO—weightheweightofpotassiumhydrogenphthalate，g；V-consumptionvolumeofstandardsolutionofsodiumhydroxide，mL。Secondarydeterminationtogetthemolarconcentrationofsodiumhydroxidestandardsolution,theabsolutevalueofthedifferenceofnomorethan0。0002，thentakingthearithmeticmeanoftheseconddeterminationasaresult。Samplepreparation:samplesshouldbefullymixed。Samplevolume：weighingsamplesyouhavemixed10G,accurateto0.1g,pourintotheErlenmeyerflaskadd100mLdistilledwater，oscillatingmix。Erlenmeyerflaskdrops2~3dropsofphenolphthaleinindicatorsolution,placedonamagneticstirrerstir.BytitrationwithsodiumhydroxidestandardsolutioncalibrateduntiljustpinkintheErlenmeyerflaskisnotfading,readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide。Determinationofthenumberofmeasuredonthesamesampletwice[(2)--—(4）］5,saidoftheresultsofcalculationmethods：pH10G0.1mol/Lstandardsodiumhydroxidesolutionconsumedbythesamplesizerepresentsthenumberofml，type:X—-sample路緣石滑模施工工藝一、工程概況本項(xiàng)目為六鎮(zhèn)高速六枝至鎮(zhèn)寧第九合同段，起訖樁號(hào)為K98+960—K127+085，路線全長(zhǎng)28.158998公里。路緣石主要工程數(shù)量如下:工程名稱單位數(shù)量滑膜現(xiàn)澆砼路緣石M31748。73二、施工組織為做好現(xiàn)澆路緣石的施工，項(xiàng)目部組織了施工經(jīng)驗(yàn)的專業(yè)施工隊(duì),以確保能夠保質(zhì)保量的完成施工任務(wù)。三、工期及進(jìn)度安排根據(jù)本工程特點(diǎn)及總體施工工期要求,并結(jié)合工程進(jìn)度的實(shí)際情況，計(jì)劃于2013年6月20日開始進(jìn)行路緣石的施工。四、施工前準(zhǔn)備工作1、及時(shí)做好各種材料的檢驗(yàn)，嚴(yán)格把好質(zhì)量關(guān).使用的水泥材料進(jìn)場(chǎng)前需分批驗(yàn)收，檢查其質(zhì)量證明書，并按照試驗(yàn)規(guī)程要求進(jìn)行取樣檢驗(yàn)，確認(rèn)合格后再進(jìn)場(chǎng)使用,對(duì)碎石、中砂等材料首先取樣檢測(cè)，合格后再組織進(jìn)場(chǎng),嚴(yán)禁不合格材料進(jìn)場(chǎng)，各種材料和路緣石配合比必須經(jīng)監(jiān)理工程師同意后再使用。2、路緣石滑模成型機(jī)兩臺(tái)，運(yùn)輸車輛三臺(tái)及部分輔助工具。3、人員配置:施工負(fù)責(zé)人一人，現(xiàn)場(chǎng)施工員/試驗(yàn)員及測(cè)量員各一人，專業(yè)技術(shù)工人5人，輔助工人5人。phthalate0.44g，accuratetoO.0001g。PlacedinanErlenmeyerflask,addwater,75mLtomakeitdissolve.Jointhe2～3dropsofphenolphthaleinindicatorsolution，placetheErlenmeyerflaskonamagneticstirrerformixing。Titrationofthecalibrationstandardsolutionofsodiumhydroxide,untiljustpinkintheErlenmeyerflaskisnotfading，readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide.Secondarycalibrationthesamebenchmarksample.Concentrationexpressedasmolarconcentrationofsodiumhydroxidestandardsolution，asintheformula：M-sodiumhydroxidestandardsolutionconcentration，mol/l;MO—weightheweightofpotassiumhydrogenphthalate，g;V-consumptionvolumeofstandardsolutionofsodiumhydroxide,mL。Secondarydeterminationtogetthemolarconcentrationofsodiumhydroxidestandardsolution，theabsolutevalueofthedifferenceofnomorethan0。0002,thentakingthearithmeticmeanoftheseconddeterminationasaresult.Samplepreparation:samplesshouldbefullymixed.Samplevolume：weighingsamplesyouhavemixed10G，accurateto0.1g,pourintotheErlenmeyerflaskadd100mLdistilledwater,oscillatingmix。Erlenmeyerflaskdrops2～3dropsofphenolphthaleinindicatorsolution,placedonamagneticstirrerstir。BytitrationwithsodiumhydroxidestandardsolutioncalibrateduntiljustpinkintheErlenmeyerflaskisnotfading，readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide。Determinationofthenumberofmeasuredonthesamesampletwice[（2）-——（4）］5，saidoftheresultsofcalculationmethods：pH10G0。1mol/Lstandardsodiumhydroxidesolutionconsumedbythesamplesizerepresentsthenumberofml,type:X-—sample東盟營(yíng)造工程有限公司六鎮(zhèn)高速六枝至鎮(zhèn)寧段第九合同段路緣石滑模施工工藝王書飛施工總負(fù)責(zé)黃勇負(fù)責(zé)現(xiàn)場(chǎng)主要施工工作劉星鵬負(fù)責(zé)測(cè)量放樣工作賀二虎負(fù)責(zé)各項(xiàng)試驗(yàn)檢測(cè)工作專業(yè)技術(shù)工人5人輔助工人5人五、施工方法在路緣石施工前,首先應(yīng)進(jìn)行施工放樣，放出路緣石的平面位置,采用鋼絲引導(dǎo)的高程控制方式。鋼絲為扭繞式,直徑為2,3mm,鋼絲拉力大于800N，每直線段5m設(shè)一鋼絲支架，曲線段3m設(shè)一鋼絲支架。打出基線，路緣石外側(cè)距中線1m,高度30cm。施工過程:施工放樣--—澆筑路緣石———光面-——養(yǎng)生。1、路緣石采用滑膜施工，根據(jù)監(jiān)理工程師批復(fù)的C20砼配合比進(jìn)行的拌合，拌合采用強(qiáng)制式拌和機(jī)集中拌合.2、運(yùn)輸采用小型農(nóng)用車，對(duì)車廂四周及底部采用鋼板焊接成一個(gè)固定的料斗,有效的防止了運(yùn)輸過程中泥漿泄露污染路面。3、將拌好的砼運(yùn)到施工現(xiàn)場(chǎng)，人工用鐵鍬站在車上向路緣機(jī)料倉(cāng)里送料，同時(shí)啟動(dòng)路緣機(jī)，通過撞鍾擠推砼使向前運(yùn)行，每一次撞鍾大約使路緣機(jī)向前移動(dòng)65,70mm.并檢查成型的路緣石是否塌陷，若塌陷則說明砼的水灰比過大，此時(shí)應(yīng)減少拌和用水量，直至調(diào)到合適為止，以后水灰比以此為準(zhǔn)。待路緣石成型6，8m后，便可用成型工具對(duì)路緣石進(jìn)行光面。以消除機(jī)器留下的痕跡,達(dá)到光面的目的。4、為防止污染路面，路緣石基座施工前須在下基層上鋪一層彩條布，彩條布長(zhǎng)可根據(jù)路上施工情況定,寬度在3m以上。5、路緣石每隔3m設(shè)置一條橫向斷縫，斷縫深度為15cm，以防phthalate0.44g，accuratetoO.0001g.PlacedinanErlenmeyerflask,addwater，75mLtomakeitdissolve.Jointhe2~3dropsofphenolphthaleinindicatorsolution,placetheErlenmeyerflaskonamagneticstirrerformixing。Titrationofthecalibrationstandardsolutionofsodiumhydroxide,untiljustpinkintheErlenmeyerflaskisnotfading,readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide.Secondarycalibrationthesamebenchmarksample.Concentrationexpressedasmolarconcentrationofsodiumhydroxidestandardsolution，asintheformula：M-sodiumhydroxidestandardsolutionconcentration，mol/l;MO-weightheweightofpotassiumhydrogenphthalate,g；V-consumptionvolumeofstandardsolutionofsodiumhydroxide，mL.Secondarydeterminationtogetthemolarconcentrationofsodiumhydroxidestandardsolution，theabsolutevalueofthedifferenceofnomorethan0.0002，thentakingthearithmeticmeanoftheseconddeterminationasaresult。Samplepreparation：samplesshouldbefullymixed.Samplevolume：weighingsamplesyouhavemixed10G，accurateto0。1g，pourintotheErlenmeyerflaskadd100mLdistilledwater,oscillatingmix。Erlenmeyerflaskdrops2~3dropsofphenolphthaleinindicatorsolution，placedonamagneticstirrerstir.BytitrationwithsodiumhydroxidestandardsolutioncalibrateduntiljustpinkintheErlenmeyerflaskisnotfading,readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide.Determinationofthenumberofmeasuredonthesamesampletwice［(2）-—-（4）］5，saidoftheresultsofcalculationmethods：pH10G0。1mol/Lstandardsodiumhydroxidesolutionconsumedbythesamplesizerepresentsthenumberofml，type：X——sample止成型路緣石出現(xiàn)不規(guī)則斷裂。六、質(zhì)量檢驗(yàn)標(biāo)準(zhǔn)規(guī)定值或允許偏項(xiàng)次檢查項(xiàng)目檢驗(yàn)方法和頻率差20m拉線:每200m1直順度(mm)10測(cè)4處尺量：每200m測(cè)42寬度（mm）？5處水準(zhǔn)儀：每200m3頂面高程（mm)?10測(cè)4點(diǎn)七、質(zhì)量檢驗(yàn)標(biāo)準(zhǔn)1、在拌料前檢測(cè)水泥、砂、石、外加劑和摻合料的質(zhì)量和規(guī)格是否符合有關(guān)規(guī)范要求。2、嚴(yán)格按照試驗(yàn)室提供的配合比制作，確保路緣石的質(zhì)量要求。3、拌合時(shí)間均由試拌確定,每種規(guī)格的集料都應(yīng)按標(biāo)準(zhǔn)的生產(chǎn)配合比控制在規(guī)定的范圍之內(nèi).4、要做好水泥混合料生產(chǎn)過程中實(shí)時(shí)控制，及時(shí)發(fā)現(xiàn)各種項(xiàng)參數(shù)是否符合配合比要求,如不符合要求則由專業(yè)試驗(yàn)人員進(jìn)行調(diào)整。5、執(zhí)行“三級(jí)自檢"“三級(jí)技術(shù)交底"制度.6、關(guān)鍵過程實(shí)行全過程旁站制度。7。及時(shí)做好各種質(zhì)保資料。八、安全保證措施1、實(shí)行安全生產(chǎn)責(zé)任制，保證施工安全。2、實(shí)行安全生產(chǎn)教育，嚴(yán)格執(zhí)行各崗位、工種安全操作規(guī)程，嚴(yán)禁違章作業(yè)3、制定安全管理制度，嚴(yán)格要求自己。4、制定安全技術(shù)保證措施,場(chǎng)地內(nèi)嚴(yán)禁煙火，并設(shè)有防火設(shè)施phthalate0。44g,accuratetoO。0001g.PlacedinanErlenmeyerflask，addwater,75mLtomakeitdissolve。Jointhe2～3dropsofphenolphthaleinindicatorsolution，placetheErlenmeyerflaskonamagneticstirrerformixing.Titrationofthecalibrationstandardsolutionofsodiumhydroxide,untiljustpinkintheErlenmeyerflaskisnotfading,readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide.Secondarycalibrationthesamebenchmarksample。Concentrationexpressedasmolarconcentrationofsodiumhydroxidestandardsolution,asintheformula:M-sodiumhydroxidestandardsolutionconcentration,mol/l;MO-weightheweightofpotassiumhydrogenphthalate，g;V—consumptionvolumeofstandardsolutionofsodiumhydroxide,mL。Secondarydeterminationtogetthemolarconcentrationofsodiumhydroxidestandardsolution，theabsolutevalueofthedifferenceofnomorethan0.0002,thentakingthearithmeticmeanoftheseconddeterminationasaresult。Samplepreparation：samplesshouldbefullymixed。Samplevolume：weighingsamplesyouhavemixed10G，accurateto0.1g，pourintotheErlenmeyerflaskadd100mLdistilledwater,oscillatingmix。Erlenmeyerflaskdrops2～3dropsofphenolphthaleinindicatorsolution，placedonamagneticstirrerstir。BytitrationwithsodiumhydroxidestandardsolutioncalibrateduntiljustpinkintheErlenmeyerflaskisnotfading,readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide.Determinationofthenumberofmeasuredonthesamesampletwice［（2)———(4)]5，saidoftheresultsofcalculationmethods：pH10G0。1mol/Lstandardsodiumhydroxidesolutionconsumedbythesamplesizerepresentsthenumberofml，type：X——sample東盟營(yíng)造工程有限公司六鎮(zhèn)高速六枝至鎮(zhèn)寧段第九合同段路緣石滑模施工工藝和警示牌.5、建立安全檢查制度，經(jīng)常進(jìn)行機(jī)械檢查，消除隱患.6、實(shí)行安全防護(hù)措施，工作人員配有口罩、手套、工作服等勞保用品，運(yùn)輸車輛服從指揮調(diào)度，在危險(xiǎn)地段、岔路口有專人指揮車輛。7、在路線及現(xiàn)有交叉路口，應(yīng)設(shè)立明顯的安全警示牌，以保證過往車輛和行人的安全。九、環(huán)保措施1、加強(qiáng)對(duì)施工現(xiàn)場(chǎng)及生活區(qū)的管理，生活廢水、機(jī)械廢油等統(tǒng)一排入沉淀池。2、對(duì)職工進(jìn)行環(huán)境保護(hù)知識(shí)教育，使大家從心中都明確環(huán)境保護(hù)工作的重要意義，并積極主動(dòng)地參與環(huán)境保護(hù)的工作，使全體施工人員牢固樹立環(huán)保觀念。3、運(yùn)輸混合料的車輛通過公路時(shí)，要盡量進(jìn)行覆蓋，保持清潔上路，不得拋灑，并有專人負(fù)責(zé)保持清潔.4、減少施工噪音和粉塵對(duì)鄰近群眾的影響，機(jī)動(dòng)車在工地行駛通過限速等措施，避免產(chǎn)生灰塵，通過經(jīng)常灑水減少灰塵的污染。5、嚴(yán)格執(zhí)行本項(xiàng)目有關(guān)環(huán)保措施的文件和規(guī)定。東盟公司六鎮(zhèn)高速六枝至鎮(zhèn)寧段第九合同段項(xiàng)目經(jīng)理部2013年4月3日phthalate0.44g，accuratetoO。0001g.PlacedinanErlenmeyerflask，addwater，75mLtomakeitdissolve。Jointhe2~3dropsofphenolphthaleinindicatorsolution,placetheErlenmeyerflaskonamagneticstirrerformixing.Titrationofthecalibrationstandardsolutionofsodiumhydroxide，untiljustpinkintheErlenmeyerflaskisnotfading,readtheconsumptionnumberofmlofstandardsolutionofsodiumhydroxide.Secondarycalibrationthesamebenchmarksample。Concentrationexpressedasmolarconcentrationofsodiumhydroxidestandardsolution，asintheformula:M—sodiumhydroxidestandardsolutionconcentration,mol/l;MO-weightheweighto