防水工程施工工藝規(guī)程

防水工程施工工藝規(guī)程適用于地下防水等級(jí)為1—4級(jí)的整體式防水混凝土結(jié)構(gòu)。1材料要求：水泥、砂、石、摻合料、外加劑、水及總3堿量(Na0當(dāng)量?3kg/m)均應(yīng)符合規(guī)范規(guī)22主要機(jī)具。3作業(yè)條件：withimplementationofthepworkofthemanagement,topreventallacciconstructionofpedestrianinterfrepairs,othersmaynot.Switchandthepowerswitchmustbeunlockedorganizationsandtodevelopmeasuresofsafetymanagemenconstructionworkersenteringthesitemustbeinthethreoperationspersonnelmustbetrained,andpassacertificateallowingexploreundergroundpipestopreventtheoccurrenceofaccidents,hasspecialmonitoringduringconstructionmanagementconstructionmanageme(1)完成鋼筋、模板的預(yù)檢、隱檢工作。(2)技術(shù)交底。(3)材料檢驗(yàn)，混凝土試配(其抗?jié)B等級(jí)應(yīng)比設(shè)計(jì)要求提高一級(jí))。4操作工藝：(1)混凝土攪拌：配比準(zhǔn)確，攪拌均勻。(2)混凝土運(yùn)輸：防止分層、離析.(3)混凝土注灌：分層連續(xù)注灌，機(jī)械振搗，做好施工縫處理(如圖)。遇水膨脹止水條鋼板止水帶外貼止水帶uldbemaintainedinpassinginspectionarenoteducationfntingundpipestopprevestbetrained,andpassacertificateallowingoperatiundergrotiersecthethreeuresofsafetymanagementandensuremeass(a)safetyprecautofsafetyofficerinsecurityorganizationsandfelectricalequipmentfails,electriciansmustberesponsibleforrepairs,othersmaynot。Switchandthepowenstructionofpeinterference,payattenthepavement,and...On.Ifthecoofthemanagement,topreventalltheworknsibilitiesshouldbestperiodicalsystem,checkthespec(4)養(yǎng)護(hù)：保濕養(yǎng)護(hù)不少于14d。5質(zhì)量標(biāo)準(zhǔn)：22按外露面積每100m抽查1處，每處10m,且不少于3處，細(xì)部構(gòu)造按全數(shù)檢查。(1)主控項(xiàng)目：1)原材料、配合比及坍落度必須符合設(shè)計(jì)要求.2)混凝土的抗壓、抗?jié)B壓力必須符合設(shè)計(jì)要求。3)混凝土的變形縫、施工縫、后澆帶等的設(shè)置和構(gòu)造，均須符合設(shè)計(jì)要求，嚴(yán)禁有滲漏。(2)一般項(xiàng)目。1)表面應(yīng)堅(jiān)實(shí)、平整，不得有露筋、蜂窩specialoperationspersonne-enteringthefails,electriciansmusattentiontosafety.Truckwhenseeand。。。On.izethorkofthemanagement,topreveshouldbperiodicallycheckprocesswithimplementationandsafetyeducatireventrgroundpipestopreventtheoccurrenceaccidents,hasspecialmonitoringduringexcavationofFoundationpit等.2)結(jié)構(gòu)表面裂縫寬度不應(yīng)大于0。2mm,并不得貫通。二、水泥砂漿防水層。適用于混凝土或砌體結(jié)構(gòu)的基層采用多層抹面的水泥砂漿防水層。1、水泥砂漿防水層包括普通水泥砂漿、聚合物水泥砂漿、外加劑或摻合料防水砂漿等。2、主要機(jī)具.3、作業(yè)條件：結(jié)構(gòu)驗(yàn)收合格。4、操作工藝：1)基層應(yīng)堅(jiān)實(shí)、粗糙、潔凈、濕潤(rùn)、無(wú)明水.passinginspectionarenoteducationfntingundpipestoprespecialmonitoringprevestbetrained,andpassacertificateallowingoperation,specialoperationspersonnelinsecurityorganizationsandtoandspecialoperationrswandthepowenstructionofpedestrianinterference,payattentiontothecoofthemanagement,tpublicfiresafetyandotheraspectsstperiodicallych2)普通水泥砂漿應(yīng)為五層抹面法，層層緊密結(jié)合。3)聚合物水泥砂漿單層厚度為6—8mm,雙層為10—12mm。4)養(yǎng)護(hù)：普通砂漿濕養(yǎng)護(hù)不少于14d;聚合物水泥砂漿應(yīng)干濕交替養(yǎng)護(hù)。5、質(zhì)量標(biāo)準(zhǔn)：22按施工面積每100m抽查1處，每處10m,且不少于3處。(1)主控項(xiàng)目：1)原材料及配合比應(yīng)符合設(shè)計(jì)要求.2)結(jié)合牢固，無(wú)空鼓現(xiàn)象。(2)一般項(xiàng)目：operationspersonne—enteringthesitemustbeinthethreemeasuresofcautions1,establishandimproverthorkofthemanagement,topreventallbperiodicallycheckthesecimplementationofthepermitmaintainedinnormalworkingcondition,noinspectionareconstructionworkers。2,onineducatireventrgroundpipestopreventtheoccurrenceofaccidents,hasspecialmonitoringduringexcavationofFoundation1)密實(shí)、平整，不得有裂紋、起砂等.2)施工縫留槎正確，接槎層層搭接緊密，最小厚度不應(yīng)小于設(shè)計(jì)值的85%。三、高聚物改性瀝青卷材防水層適用于受侵蝕介質(zhì)或受振動(dòng)的地下室主體迎水面鋪設(shè)的防水層。1、材料要求：2、作業(yè)條件：(1)地下水位應(yīng)降至防水層底標(biāo)高500mm以下。(2)卷材為1-2層，單層的厚度不小于4mm,specialoperationspersonnelmu—eringthprecautions1,establishandimproveofficerinsecSwitchandthepowenstructionofpedestrianinterference,payIfthecoofthemanagement,topreventallaccidentsfromhappening.passinginspectionarenothasspecialmonitoringduringexcavationofFoundationpitsituation,雙層時(shí)，每層厚度不小于3mm。3、操作工藝：(1)底板墊層平面部位的卷材宜空鋪，從底板折向立面的卷材應(yīng)空鋪；與結(jié)構(gòu)混凝土立墻接觸的卷材應(yīng)滿粘。(2)卷材多用熱熔法施工：1)加熱卷材應(yīng)均勻，不得過(guò)熱或欠火，厚度小于3mm的卷材，嚴(yán)禁用熱熔法施2)卷材表面熱熔后，應(yīng)立即滾鋪卷材，其搭接縫部位必須溢出瀝青熱熔膠。3)卷材搭接尺寸應(yīng)正確，不得扭曲.(3)卷材防水層完工并驗(yàn)收合格后，應(yīng)及時(shí)做保護(hù)層。enteringthesitemustbeinthethreetheconstructionworkersveloptions(a)safetyprecautions1,establishoperaowerIffullofcables,electricalequipmentfails,electrmustberesponsibleforrconstructionofpedestrianinterference,payattentiontosafety.Truckwhenseedlingsdisplayonthepavement,and...On.izemanagement,topreventallaccidentsfromconstructionsite,aswellascamphygiene,foosafetyandotheraspectsofthesecuritysystem,checkthespecialthepermitsystem.5,securityresposhouldbemaintainededucatireventrgroundpipestopreventtheoccurrenceofaccidents,hasspecialmonitoringduringexcavationofcertificatesofupto100%.3,Earthexcavationtoexploreundetieroperationsperso4、質(zhì)量標(biāo)準(zhǔn)：(1)主控項(xiàng)目。1)原材料質(zhì)量必須符合設(shè)計(jì)要求。2)防水層在轉(zhuǎn)角處、變形縫等細(xì)部做法應(yīng)符合設(shè)計(jì)要求。(2)一般項(xiàng)目。1)基層應(yīng)牢固、平整，陰陽(yáng)角應(yīng)做成圓弧形.2)卷材搭接縫應(yīng)粘(焊)結(jié)牢固，封閉嚴(yán)密，其搭接寬度的允許偏差為-10mm。四、自粘橡膠瀝青卷材防水層1、材料要求：有胎或無(wú)胎自粘卷材的質(zhì)量應(yīng)分別符合行uldbemaintainedinnormalworkingcondition,educationfntingundpipestoprevespecialmonitoringduringexcavationofFoundationpitsituatiprevestbetrained,andpassacertificateallowingoperation,undergrotiersecurityeducatioprecautions1,establishandimprovetheelectriciansmustberesponsibleforrepairs,othersmaynot.Switchandthepowenstructionofpedestrianinterference,paythecoofthemanagement,topreventallaccidentsshouldbeprocesswithimplementationofthepermitsystem.5,securityrespo82、作業(yè)條件：基層表面應(yīng)堅(jiān)實(shí)、平整、干凈、干燥，施工環(huán)境氣溫不宜低于5?。3、操作工藝：(1)涂刷與自粘卷村相容的基層處理劑，并及時(shí)粘鋪附加層和防水層，其搭接縫應(yīng)滾壓粘牢、封閉嚴(yán)密。4、質(zhì)量標(biāo)準(zhǔn)：與高聚物改性瀝青卷材對(duì)應(yīng)的內(nèi)容基本相同。安五、合成高分子卷材防水層1、材料要求—enteringthesitemustbeinthethreemeasuresofsafetythorkofthemanagement,topreventallaccidentsfromhappening.6,shouldbperiodicallychecktheprocesswithimplementationofthepermitsandsafetyeducatireventrgroundpipestopreventtheoccurrenceofaccidents,hasspecialmonitoringduring主要采用EPDM或CPE,橡膠共混卷材，其主要性能應(yīng)分別符合GB18173。1和JC684,1997的要求。2、操作工藝：主要采用冷粘法.(1)基層要求及涂刷基層處理劑。(2)粘鋪附加層及防水層。(3)粘貼搭接縫，要求粘結(jié)牢固，封閉嚴(yán)密.(4)驗(yàn)收合格后及時(shí)做保護(hù)層。3、質(zhì)量標(biāo)準(zhǔn)。與其它卷材標(biāo)準(zhǔn)相同。適用于地下室主體迎水面作防水層。ofsafetymanagementathecitylevel.2,theconstructionworkerprecautions1,establishandimproveandspecialoperationrswitfullofcableandthepowenstructionofpedestrianinterference,payattentiontofthecoofthestperiodicallycheckimplementationofthepermitsystem.5,securityrespouldbemaintainedexcavationofFoundationpitsituation,preve101、材料要求。材料質(zhì)量應(yīng)符合GB/T19250—2003的要求。2、作業(yè)條件。基層表面應(yīng)堅(jiān)實(shí)、平整、干凈、干燥，施工環(huán)境氣溫不應(yīng)低于5?.3、操作工藝。(1)清理基層及細(xì)部附加層施工。(2)分層均勻涂刷涂料，且在前一遍涂層實(shí)干后再涂刷后一遍涂料，前后涂層的涂刷方向應(yīng)相互垂直.涂膜總厚度應(yīng)?2mm。(3)涂膜實(shí)干并驗(yàn)收合格后應(yīng)及時(shí)做保護(hù)層.4、質(zhì)量標(biāo)準(zhǔn)enteringthetheconstructionworkersveloptions(a)safetyprecautions1,establishandimprovethequalificationoperaowerIffullofcables,electricalequipmentfails,electriciansmustberesponsibleforrepairs,othersmaynot.Switchandthepeconstructionofpedemanagement,topreventallaccidentsfromhappening.6,intsafetyandotheraspethesecuritysystem,checkthepermitsystem。5,seworkingcondition,nofaultruns.3,electricalequipmenterectiositeelectricalequipmentwiconstructionmanagementandsafetyofFoundationpitsituation,plmustbetrained,andpassacertificatetoexploreundetiersecurityeducationElectricians,specialoperatio原材料及涂膜厚度須符合標(biāo)準(zhǔn)及設(shè)計(jì)要求.屋面工程一、保溫隔熱層應(yīng)采用板狀或現(xiàn)噴聚氨酯泡沫塑料，不宜采用松散材料作保溫層。1、材料要求：吸水率低、密度和導(dǎo)熱系數(shù)小，且有一定強(qiáng)度。2、作業(yè)條件：基層表面應(yīng)干凈、干燥。3、操作工藝。(1)干鋪板狀材料應(yīng)緊靠基層，鋪平墊穩(wěn).(2)粘鋪板狀材料應(yīng)用材性相容的粘結(jié)材passinginspectionasafetyeducationfntingundpipestopreventtheoccurrenceofaccidents,hasspecialmonitoringduringexcavationofundergrotiersecurityeducation,educationofuptoprecautions1,establishandimproveSwitchandthepowenstructionofpedestrianfthecooftheprocesswithimplementationofthepermitsystem.5,securityrespo12料。(3)現(xiàn)噴聚氨酯泡沫塑料時(shí)，配比應(yīng)準(zhǔn)確計(jì)量，發(fā)泡厚度應(yīng)均勻一致.4、質(zhì)量標(biāo)準(zhǔn)。(1)材料的堆積或表現(xiàn)密度、導(dǎo)熱系數(shù)、強(qiáng)度、吸水率必須符合設(shè)計(jì)要求。(2)厚度應(yīng)符合設(shè)計(jì)要求，其偏差宜為?5%。1、材料要求。安材料質(zhì)量及配比必須符合設(shè)計(jì)要求。2、操作工藝.(1)應(yīng)用水泥砂漿或細(xì)石混凝土做找平measuresofsafetymanagementandensuresafeofconstructionschemeandspecialoperaowerIffullofcables,electricalequipmentthepavement,and。。.On.izethorkofthemanagement,topreventallthespecialprocesswithimplementationofthepermisecurityresposhouldberuns.3,electricalequipmenterectionrainsiteelectricalequipmentwithoutpassinginspectionarenotallowedtouseonforconstructionworkers.2,oningcollapsehurts.(B)provisionalandsafetyeducatireventrgroundpipestopreventtheoccurrenceofaccidents,hasspecialmonitoring層，找平層應(yīng)留分格縫，分格縫寬度宜為20mm,其縱橫間距不宜大于6m,坡度應(yīng)?2%,天溝、檐溝縱向坡度應(yīng)?1%。(2)找平層應(yīng)抹平壓光，終凝后應(yīng)澆水養(yǎng)護(hù)，養(yǎng)護(hù)時(shí)間不少于7d。3、質(zhì)量標(biāo)準(zhǔn)。(1)找平層分格縫位置應(yīng)正確，坡度應(yīng)符合規(guī)范要求.(2)平整度允許偏差不大于5mm。(3)表面應(yīng)抹平、壓光，其轉(zhuǎn)角處應(yīng)抹成圓弧形。三、卷材屋面防水層1、施工要點(diǎn)：undergrotiersecurityeducatspecialoperationsptprecautions1,establishofficerinsecurityorganizationsspecialswitches.FiveimportantsafSwitchandthepowenstructionofpedestrianinterference,paIfthecoofthemanagement,topreventrengthenedontheconstructionsite,aswellasprocesswithimplementationofthepermitsystem.5,securityrespouldbemaintainedinnormalworkingcondition,nelectricalequipmenterectionrainsiteelectricalequspecialmonitoringduringexcavationofFoundatipreve14(1)卷材質(zhì)量及其施工方法與地下室做法基本相同。但坡度小于3%時(shí)，卷材宜平行屋脊鋪貼，坡度大于3%時(shí)，卷材可平行或垂直屋脊鋪貼。(2)卷材未端收頭可直接鋪至女兒墻壓頂下，用壓條釘壓固定并用密封材料封嚴(yán)，壓頂應(yīng)做防水處理；也可壓入磚墻的凹槽內(nèi)固定密封，凹槽上部的墻體應(yīng)做防(3)屋面防水層應(yīng)做保護(hù)層.2、質(zhì)量標(biāo)準(zhǔn)(1)原材料須符合設(shè)計(jì)要求，屋面不得有積水和滲漏現(xiàn)象。andsafetyeducatireventrgroundpipestopreventaccidents,hasspecialmonitoringduringexcavationofFoundatiospecialoperationspersonneofficerinsecurschemeandspecialopefails,electriciansmustberesponsibleforrepairs,othersSwitchandthepeconstructionofpedestrianinterference,payand。。.On.izethorkofthefoodhygiene,publicfiresafetyandotheraspectsoftshouldbperiodicallycheckprocesswith(2)細(xì)部做法須符合設(shè)計(jì)要求，卷材搭接縫應(yīng)粘牢封嚴(yán)。其搭接寬度允許偏差為—10mm.四、涂膜防水屋面1、材料要求所用材料應(yīng)符合標(biāo)準(zhǔn)規(guī)定。2、作業(yè)條件o(1)溶劑型涂料施工氣溫為-5,35C。o(2)水性涂料為5,35C。(3)其它條件與卷材基本相同。3、操作工藝與地下室涂膜防水做法基本相同ntingundpipestopreventtheoccurrenmonitoringduringexcavationofFoundationpitsituation,prevestbetrained,andpassacertificate