資源描述:
《淺析中國(guó)古建筑結(jié)構(gòu)》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫(kù)。
1、剛?cè)嵯酀?jì)的屋面防水施工技術(shù)應(yīng)用與探索[摘要]當(dāng)前屋面防水材料和施工技術(shù)發(fā)展日新月異,在防水材料方面,由過(guò)去的瀝靑油氈向高聚物改性瀝青、高分子合成防水卷材轉(zhuǎn)變;在防水施工技術(shù)方面,由單一材料防水向剛性防水與卷材防水結(jié)合或卷材防水與涂膜防水結(jié)合轉(zhuǎn)變。在近年來(lái)“漏水門”頻頻出現(xiàn)的背景下,原本出于控制成本和降低施工難度考慮而得不到廣泛應(yīng)用的剛?cè)嵯酀?jì)的防水施工方案得到了較高的重視。采用補(bǔ)償收縮細(xì)石混凝土剛性防水與APP改性瀝青柔性防水相結(jié)合的防水施工方案,即町以克服剛性防水由于溫差或沉降而易開裂變形導(dǎo)致滲漏,也吋克服柔性防水易老化、奇命短的弊病。[關(guān)鍵字]工程概況材料及質(zhì)量施工工藝質(zhì)量控制安全措施Cl
2、iffideflowerofroofwaterproofconstructiontechnologyresearchandApplication[Abstract]Thecurrentdevelopmentchangerapidlyroofingmaterialsandconstructiontechnology,thewaterproofmaterial,changingfromasphaltfeltthepasttopolymermodifiedasphalt,polymerwaterproofingmembrane;inwaterproofconstructiontechnology,
3、thetransformationfromsinglewaterproofmaterialtotherigidwaterproofandwaterproofcoiledmaterialbondedorwaterproofandwaterproofcoatingwith.Inrecentyears,"waterleakagedoor"appearfrequentlyinthebackground,originallyforcostcontrolandreducetheconstructiondifficultyintoaccountbutnotthewaterproofconstruction
4、schemewidelyusedcliffideflower’sgothigherattention.WaterproofconstructionschemeofshrinkagecompensatingconcreterigidwaterproofandAPPmodifiedasphaltflexiblewaterproofcombination,whichcanovercometherigidwaterproofduetotemperaturedifferenceorsettlementanddeformationwillleadtoleakage,alsocanovercomethed
5、isadvantagesofflexiblewaterproofaging,shortservicelife.[Keyword]ProjectoverviewMaterialsandqualityConstructiontechnologyQualityControlSafetymeasures目錄脂1I藝兄1二、材料及質(zhì)?量-12.1材料選用12.2材料耍求22.3防水材料的運(yùn)輸和保管2三、施I封U只23.1施工準(zhǔn)備23.2施工進(jìn)度計(jì)劃3Hx施工1L244.1施工方法44.2施工要點(diǎn)及順序45s質(zhì)諱1J65.1質(zhì)量0標(biāo)65.2質(zhì)量檢杏6六、始措施7匕組吾7#考文1狀9釆用補(bǔ)償收縮細(xì)石混凝十
6、剛性防水與APP改性瀝青柔性防水相結(jié)合的防水施丁.方案,即可以克服剛性防水由于溫差或沉降而易開裂變形導(dǎo)致滲漏,也可克服柔性防水易老化、壽命短的弊媧。本文結(jié)合我市一幢7層住宅樓工程建設(shè),就剛?cè)嵯酀?jì)的防水施工方案進(jìn)行論述。工程概況本丄程層高7層,屋而防水均為II級(jí),屋而構(gòu)造為混凝土結(jié)構(gòu)找坡屋而,上鋪6mm厚APP高聚物改性瀝青卷材(鋪餉刷冷底子油);40mm厚擠塑聚苯乙烯保溫板;60厚現(xiàn)澆細(xì)石浞凝土保護(hù)層(配筋為<1>6@200雙向鋼筋網(wǎng)片,滲CSA膨脹劑),雙向分縫間距3?6m,縫內(nèi)嵌密封汕咅。屋頂面積為650m2。二、材料及質(zhì)量2.1材料選用1、APP改性瀝青防水卷材規(guī)格按照下表進(jìn)行選用:A
7、PP改性瀝青防水卷材選川規(guī)格厚度(mm)寬度(mm)每卷長(zhǎng)度(m)6.Onim100010.0允許偏差:厚度為-10%+15%之間;寬度為〉-1%;長(zhǎng)度不允許出現(xiàn)負(fù)值;APP改性瀝靑防水卷材的常規(guī)物理性能(GB18243-2000)項(xiàng)R性能要求拉力N/50nun縱向&350橫向彡250撕裂強(qiáng)度縱向彡250橫向彡170低溫柔性-5°C無(wú)裂紋耐熱度110°C加熱2h無(wú)氣泡,無(wú)滑動(dòng)不透水性0.2Mpa30min不透