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腳手架施工方案ConstructionplanbyScaffolding一.編制依據(jù)Ⅰ.Governingdocuments1.《建筑施工高空作業(yè)安全技術(shù)規(guī)程》1.《technicalregulationofsafeconstructionabovetheground》2.《建筑施工扣件式鋼管腳手架安全施工技術(shù)規(guī)范》2.《technicalregulationofsafeconstructionofsteel-tubescaffoldingwithfastening》二.編制目的Ⅱ.Aimoftheplan該工程為科威特標(biāo)志性建筑,結(jié)構(gòu)復(fù)雜,施工難度較大,工期要求緊。為順利地按照擬訂計劃完成安裝任務(wù),施工中達(dá)到無傷亡、無重傷、杜絕安全事故的發(fā)生,特制定此方案。TheprojectisalandmarkbuildinginKuwaitwithcomplicatedstructurewhichleadstohighlypreciserequirements.Shorttermofconstructionisrequired.Inordertocopewiththeprojectinaccordancewiththeplan,herebytheplaninorderfornoinjury,nogrievousbodilyinjuryandpreventingsafeaccidentsinthecourseofconstructionismade.三.工程概況Ⅲ.Projectintroduction1.工程名稱/nameoftheproject:******PROJECT2.工程地點/locationoftheproject:********3.業(yè)主/Employer:********4.顧問公司/ConsultantCompany:**********5.工程簡述/Briefoftheconstruction:該工程地下3層,地上41層;建筑高度190米;中標(biāo)面積40330.34㎡/3floorsbelowtheground,41floorsabovetheground,190Mheightofthebuilding,tenderarea40330.34M2。6.執(zhí)行標(biāo)準(zhǔn)/executingcriteria:執(zhí)行美國標(biāo)準(zhǔn)/Americancriteria,檢測地點/testinglocation;英國/UK.7.幕墻的種類及工程量/KindsofC.WandBQ7.1.單元半隱結(jié)構(gòu)/semi-hiddenframeunitizedC.W(W-AW-C),面積/Area17291㎡;7.2.單元全隱結(jié)構(gòu)/HiddenframeunitizedC.W(W-B),面積/Area7698㎡;7.3.全隱框架/HiddenstickC.W,面積/Area480㎡;7.4.鋼結(jié)構(gòu)全隱框架/SteelstructurehiddenstickC.W,面積/Area800㎡;7.5.全隱采光天窗/Hiddenframeskylight,面積/Area360㎡;7.6.鋁復(fù)合板框架雨棚/Aluminiumcompositepanelcanopy,面積/Area2889㎡;7.7.U型玻璃幕墻/U-shapedglassC.W(W-D),面積/Area1630㎡;7.8.鋁合金百葉/AluminiumLouver,面積/Area930㎡;7.9.室內(nèi)門窗隔斷/Partitions,面積/Area4040㎡;7.10.鋼結(jié)構(gòu),幕墻支撐(協(xié)作單位設(shè)計施工)/steelstructure,supportingofC.W(Constructedbyothers)。8.單元板塊尺寸為/sizeofunit:2400㎜×4000㎜,重量約為/weight600公斤/Kg,單元板塊總計/totalunits:3000塊/pieces。四.施工部署Ⅳ.Constructionorganization1.群房W-E幕墻,W-F幕墻;鋁板造型處搭設(shè)雙排腳手架1.W-EC.WandW-FC.Wonthepodium;settingdouble-polescaffoldingaroundwheresculptingaluminiumpanelsare.2.裙房采光頂處搭設(shè)滿堂腳手架,此部分可利用1處的腳手架周轉(zhuǎn)。2.Buildingfull-framescaffoldingaroundtheskylightonthepodium,scaffoldingcouldbesubstitutedfromlocation1.3.主樓于23層及40層設(shè)雙層防護棚,寬度不小于4米,底層滿鋪木跳板,上層滿鋪安全網(wǎng)。安全網(wǎng)距木跳板距離不小于1米。3.Buildingdual-tierprotectiveshieldatfloor23andfloor40,it’snotlessthan4Minwidth,shieldbottomisfullylaidwithtimbergangboard,andshieldtopisfixedwithsafetyscreen,whichshallnotlessthan1Mabovethegangboard.4.主樓頂部鋼結(jié)構(gòu)處搭設(shè)滿堂腳手架,立桿間距1米,主樓W-A幕墻支撐網(wǎng)架的鋼結(jié)構(gòu)處搭設(shè)懸挑腳手架,主樓與裙放交接處搭設(shè)滿堂腳手架。4.Buildingscaffoldingaroundsteelstructureonthetopofthetower,1Mawayfromoneanother;Buildingtilt-scaffoldingaroundthesteelstructureofW-AC.Wonthetowerandfull-framescaffoldingaroundtheadjoiningpartbetweenthetowerandthepodium.五.施工準(zhǔn)備Ⅴ.Constructionpreparation1.編制材料計劃、任務(wù)書(見附表1)。1.Composingmaterialplanandtaskplan(seeattachedtable1).2.本工程采用扣件式鋼管腳手架,以標(biāo)準(zhǔn)的鋼管做桿件(立桿、橫桿與斜桿),以特制的扣件做連接件組裝成骨架,鋪放木腳手板,并用支撐與防護構(gòu)配件搭設(shè)。對進場材料的質(zhì)量狀況進行認(rèn)真檢查:2.Fasteningmodescaffoldingisappliedtotheconstructionandmadeofstandardsteeltube(poling,crossbaranddiagonalrod),andcomestoaframeworkinhelpofspecialfastening.Thescaffoldingshallbepavedwithtimbergangboardandbuiltinhelpofsupportingandprotectingstuffs.2.1.鋼管2.1steeltube鋼管采用外徑48mm、壁厚3.5mm的Q235鋼焊接鋼管。有嚴(yán)重銹蝕、彎曲、壓扁、損傷和裂紋者均應(yīng)剔除。立桿、縱向水平桿的鋼管長度采用3-6m,橫向水平桿采用1.2-2.0m長。Weldedsteeltube,in48mminouterdiameterand3.5mminwallthickness,isappliedandmadefromQ235.Theoneswithseriouscorrosion,bend,crush,damageandcrackshallbepickedoff.Steeltubepolingorlongitudinalcrossbarshallbe3-6minlength,and1.2-2.0minlengthfortransversecrossbar.2.2.扣件2.2fastening扣件與鋼管的貼合面必須嚴(yán)格整形,應(yīng)保證扣件抗滑抗拉性能的要求。扣件不能有裂紋、氣孔、疏松、砂眼等鑄造缺陷??奂c鋼管要接觸良好,扣件夾緊鋼管時,開口處的最小距離要小于5mm。連接扣件分三種:Theinterfacebetweenfasteningandsteeltubeshallbeshapedtomeettheanti-slipperyandanti-stretchperformances.Fasteningshallnothavecrack,airhole,osteoporosis,sandhole,etc.fasteningandsteeltubeshallhavewellcontacteachother.Whensteeltubeisholdbyfastening,theremainingspace,intheconditionthatfasteningistight,shallbelessthan5mm.fasteninghasthreekinds:.直角扣件(十字扣):作兩根垂直相交的鋼管連接用。用于立桿與縱向水平桿、縱向水平桿與橫向水平桿等;right-anglefastening(crossingclasp):appliedtoholdtwosteeltubescrossing,wheresuchasbetweenpolingandlongitudinalcrossbar,betweenlongitudinalcrossbarandtransversecrossbar,etc..旋轉(zhuǎn)扣件(回轉(zhuǎn)扣):供兩根任意相交鋼管連接用;Turnablefastening(turnaroundclasp):appliedtotwosteeltubescrossinginanyform.對接扣件:供對接鋼管用。Abuttingfastening:appliedtoconnectsteeltubesbuttandbutt.2.3.腳手板2.3Gangboard采用50mm的杉木或松木制成的木腳手板用。木腳手板板長為4m,寬不小于150mm。Gangboardshallbemadeoffirordealtimber50mminsize,whichare4minlengthand150mminwidth.六.施工作業(yè)要求Ⅵ.Worksrequirements基本要求1.Basicrequirements用扣件式鋼管搭設(shè)的腳手架,是施工臨時結(jié)構(gòu)。腳手架必須有足夠的承載能力、剛度和穩(wěn)定性。在施工過程中,在各種荷載作用下不發(fā)生失穩(wěn)倒塌以及超過容許要求的變形、傾斜、搖晃或扭曲現(xiàn)象,以確保安全施工。Scaffoldingarebuiltinfasteningmodeisalwaysfortemporary.Thescaffoldingshallhaveenoughbearingcapacity,rigidityandstability.Morethanallowabledeformation,incline,swingordistortionandcollapseshallnotbeoccurredunderanyformofloadsinthecourseofconstruction.1.1.在縱向水平桿與立桿的交點處必須設(shè)置橫向水平桿,并與縱向水平桿卡牢。立桿下應(yīng)有底座和墊板。整個架子應(yīng)設(shè)置必要的支撐與連墻點,以保證腳手架成為一個穩(wěn)固的結(jié)構(gòu)。1.1transversecrossbarsarefixedatwherebetweenjointsoflongitudinalcrossbarandpoling,andshallbetightenedwithtransversecrossbar.Baseplateandunderlyingpanelisnecessaryunderpoling.Supportsandcontactingpointstowallareneededtostabilizetheintegralframework.1.2.裙房雙排外腳手架的搭設(shè),沿建筑物周圍連續(xù)搭設(shè),與主樓交接處應(yīng)設(shè)置必要的橫向之字支撐,端部加強設(shè)置連墻點。1.2Double-polescaffoldingisneededtobecontinuouslysetuparoundthebuilding.Zigzagsupportsarealsoneededaroundwherescaffoldingisclosetothetower.Theendsarestrengthenedbycontactingpointstowall.1.3.主樓頂部及主樓與裙房交接處鋼結(jié)構(gòu)施工部位的滿堂腳手架立桿間距不大于1米。1.3Thepolingaroundwherethetowerheadandthesteelstructureconstructingatthejointsbetweenthetowerandthepodiumshallkept1mfromoneanother.1.4.腳手架搭設(shè)應(yīng)滿足工人操作、材料堆放及運輸?shù)仁褂靡?,并要保證搭設(shè)升高、周轉(zhuǎn)腳手板和操作安全方便。1.4buildingscaffoldingshallmeettherequirementsintermsofmanualoperation,materialkeepingandtransport,etc.andassureheightofframework,substitutedgangboardsandoperationofbuildingscaffoldingiseasyandinsafe.2.對地基的要求2.Therequirementsforgroundbase2.1.為使腳手架保持穩(wěn)定不下沉,保證牢固和安全,根據(jù)施工現(xiàn)場實際情況,架子下部滿鋪跳板,腳手架基礎(chǔ)直接坐落在持力層上。2.1gangboardsshallbefullypavedunderscaffolding,whichshallbetight,insafe,stableandnosinking,inaccordancewithpracticesituationonsite.Thebaseofscaffoldingshallstandonbearableearth.2.2.先將原土地面平整夯實,沿腳手架方向砌240㎜寬基礎(chǔ)或滿鋪跳板。跳板上加設(shè)立桿底座和掃地桿,并用鐵釘固定牢靠。2.2firstlyflatandhardentheground,buildabase240mminwidth,onwhichpolingandsweepingrodshallbefixedbynail,orfullypavegangboardsalongthescaffolding.3.搭設(shè)參數(shù)(具體見附圖)3.Parametersforbuildingscaffolding(detailsasperattacheddrawing)3.1.雙排腳手架立桿縱距1.5m,橫距1.0m,步距1.5m,橫向水平桿間距0.9m內(nèi)立桿距幕墻表面0.20m。3.1Fordouble-polescaffolding,thelongitudinalspaceis1.5m,thetransversespaceis1.0m,andthepaceis1.5m,betweentransversecrossbarsis0.9m,theinnersideofpolingis0.2mawayfromcurtainwall.3.2.滿堂腳手架立桿縱距1.0m,步距1.5m。3.2Forfull-framescaffolding,betweentwopolinginlongitudinalis1.0m,thepaceis1.5m.3.3.主樓W-A幕墻鋼結(jié)構(gòu)處懸挑腳手架依據(jù)鋼結(jié)構(gòu)計算要求搭設(shè)。3.3ThescaffoldingforthetiltpartofW-Acurtainwallonthetowershallbebuiltinaccordancewiththerequirementsofthesteelstructurecalculation.4.腳手架與主體結(jié)構(gòu)的連接4.Connectionbetweenscaffoldingandmainbuildingstructure腳手架與主體結(jié)構(gòu)必須采用剛性連接,連墻桿應(yīng)與墻面垂直,不準(zhǔn)向上傾斜,下傾角度不超過15°。當(dāng)連墻桿與梁、柱中預(yù)埋連接件時,必須待梁、柱混凝土達(dá)到一定強度,一般不宜低于15N/mm2。采用三步三跨連接。Rigidconnectionshallbeappliedtotheconnectionbetweenscaffoldingandmainbuildingstructure.Connectingrodskeeprightanglewithwall,whicharenotallowedincliningupwardornotmorethan15°withhorizonontheconditionofdeclination.Beforeconnectingrodsareconnectedtoembeddedbracketsineitherbeamorcolumn,whereconcretestrengthshallbetakenintoaccount.Normally,lessthan15N/mm2isgood.Three-paceandthree-spanwaysareadopted.5.腳手架支撐的設(shè)置5.Setupofsupportsforscaffolding5.1.腳手架縱向支撐應(yīng)在腳手架的外側(cè),沿高度及長度方向均連續(xù)設(shè)置。5.1supportsofscaffoldinginlongitudinalshallbeontheoutersideandarrangedcontinuouslyalongthedirectionsinverticalandinhorizontal.5.2.縱向支撐寬度宜為6個立桿縱距,斜桿與地面夾角宜在45°-60°范圍??v向支撐應(yīng)用旋轉(zhuǎn)扣件與立桿和橫向水平桿扣牢,連接點距腳手架節(jié)點不大于200mm;縱向支撐鋼管接長,應(yīng)采用對接扣件對接連接,頂層可采用搭接,搭接長度不小于400mm,并用兩只旋轉(zhuǎn)扣件扣牢。5.2Thedistancebetweensupportsshallbe6timesthedistancebetweenpolinginlongitudinal,itisgoodtokeepanextentof45°-60°betweenstrutsandtheground.Longitudinalsupportsshallbeappliedtobyturnablefasteningtobetightenedwithpolingandtransversecrossbars,theirjointsshallnotbemorethan200mmawayfromthejointsofframework.Extendingsteeltubesoflongitudinalsupportshalldotheconnectionbuttandbutt.Topfloorofscaffoldingcanapplyoverlapping,whichshallnotmorethan400mminlengthandbetightenedbytwoturnablefastening.5.3.每隔15m要設(shè)置橫向支撐,橫向支撐的斜桿應(yīng)在同一節(jié)間,由底至頂層呈“之”字型連續(xù)布置,以提高腳手架的橫向剛度。5.3transversesupportsshallbearrangedineveryother15m,itsstrutsshallbeinasinglepieceandbearrayedinzigzagpiecetopiecetoimprovetransverserigidity.6.構(gòu)造要求6.Frameworkrequirements6.1.扣件式鋼管雙排外腳手架相鄰立桿的接頭位置應(yīng)錯開布置在不同的步距內(nèi),與相近大橫桿的距離不宜大于步距的三分之一。立桿與大橫桿必須用直角扣件扣緊(大橫桿對立桿起約束作用,對確保立桿承載能力的關(guān)系很大),不得隔步設(shè)置或遺漏。thejointsofpolingoffasteningtypedouble-polescaffoldingmadeofsteeltubeshallbearrangedindifferentspanwithneighboringonesandbenotmorethanonethirdofthepaceawayfromtheneighboringlongertransversecrossbars.Polingandlongertransversecrossbarsshallbetightenedbyright-anglefastening(longertransversecrossbaractstoconfinepoling,thisismuchconcernedwithbearingcapacityofpoling),andnoalternatearrayornoomissive.6.2.大橫桿步距為1.5m。上下橫桿的接長位置應(yīng)錯開布置在不同的立桿縱距中,與相近立桿的距離不大于縱距的三分之一。同一排大橫桿的水平偏差不大于該片腳手架總長度的1/250,且不大于50mm。相鄰步架的大橫桿應(yīng)錯開布置在立桿的里側(cè)和外側(cè),以減少立桿偏心受載情況。Thepaceoftransversecrossbarsis1.5m.Whereatransversecrossbargetstoextendshallbearrayedindifferentlongitudinalspaceofpoling,alsoshallnotbemorethanonethirdthelongitudinalspaceawayfromtheneighboringpoling.Thehorizontalerrorsoftransversecrossbarinarowshallnotmorethan1/250theoveralllengthofscaffoldingatthesamesideandnotmorethan50mmtoo.Theneighboringtransversecrossbarsshallbearrangedindifferentline,eitheroutersideorinnersideofpoling,thisistoavoidthatpolinggeteccentricbearing.6.3.小橫桿貼近立桿布置,搭于大橫桿之上并用直角扣件扣緊。在相鄰立桿之間根據(jù)需要加設(shè)1根或2根。在任何情況下,均不得拆除作為基本構(gòu)架結(jié)構(gòu)桿件的小橫桿。6.3shortertransversecrossbarsshallbearrangednearpolingandputonlongertransversecrossbarandbetightenedwithright-anglefastening,andalsocouldputuponeortwomoreifnecessary.Atanycase,theonesactingasapartofbasicframeworkshallnotberemoved.6.4.剪刀撐除在兩端設(shè)置外,中間每隔12—15m設(shè)一道。剪刀撐應(yīng)聯(lián)系3—4根立桿,斜桿地面夾角為45°-60°。剪刀撐應(yīng)沿架高連續(xù)布置,在相鄰兩排剪刀撐之間,每隔10-15m高加設(shè)一組長剪刀撐。剪刀撐的斜桿除兩端用旋轉(zhuǎn)扣件與腳手架的立桿或大橫桿扣緊外,在其中間應(yīng)增加2-4個扣結(jié)點。6.4Otherthanbridgingshallbeinstalledonends,bridgingshallalsobeinstalledineveryother12-15m,connectingwith3-4poling,keeping45°-60°withtheground,puttingupalongvertical.Betweentwoneighboringbridging,alongerbridgeshallbeinstalledineveryother10-15minvertical.Otherthanbridgingistightenedonendsbyturnablefasteningwithpolingorlongertransversecrossbar,2-4fasteningbetweenitsendsarenecessary.6.5.連墻件:按三步三跨設(shè)置,且連墻件一般應(yīng)設(shè)置在框架梁或樓板附近等具有較好抗水平力作用的結(jié)構(gòu)部位。6.5stuffsforconnectingtowall:arranginginaccordancewiththreespansorthreedistancesbetweentwopoling.Normally,itisfixedtonearbeamorslab,whereiswellcapabletobearhorizontalforce.6.6.水平斜拉桿設(shè)置在有連墻桿的步架平面內(nèi),以加強腳手架橫向剛度。6.6horizontalstrutsshallbearrangedinthesamespanwiththeconnectingrodstoenhancescaffolding’srigidityinhorizontal.6.7.護欄和擋腳板6.7grateandtoeboard操作層腳手板應(yīng)滿鋪、鋪穩(wěn)。腳手板對接鋪設(shè)時,接頭處設(shè)兩根橫向水平桿;搭接鋪設(shè)的腳手板,接頭處必須在橫向水平桿上,搭接長度不小于200mm。不允許有探頭板,腳手板總挑長度不宜超過150mm。Workingfloorsshallbefully-pavedwithgangboardandbestable.Ontheconditionofpavingbuttandbutt,thejointsshallbesetwithtwotransversecrossbars.Ifpaveinoverlappingway,thejointsshallbeonthetransversecrossbar,andoverlappingdistanceshallnotlessthan200mm.Nopokingboardisallowed.Gangboardsmorethan150mminlengthisnotappropriate.6.8.腳手架遇有施工需通行的建筑物門洞口時,可按下列要求處理:6.8buildingscaffoldingontheconditionthatanaccessispassingthrough.門洞口抽取1根立桿時,在腳手架內(nèi)、外兩側(cè)設(shè)置人字型斜桿;Whenonepolingisremoved,L-typestrutsshallbeinstalledinbothinnersideandoutersideofscaffolding..門洞口抽取兩根立桿時,在腳手架內(nèi)、外兩側(cè)加設(shè)斜桿,必要時門洞口上的內(nèi)、外排縱向水平桿可用兩根鋼管加強。Ontheconditionthattwopolingareremoved,strutsshallbeinstalledinbothinnersideandoutersideofscaffolding.Twolongitudinalcrossbarsshallbefixedforreinforcementifnecessary.7.腳手架搭設(shè)的質(zhì)量要求7.Qualityrequirementsofbuildingscaffolding7.1.立桿垂直偏差7.1verticalityerrorsofpoling縱向偏差不大于H/400,但不大于100mm;LongitudinalerrorsshallbelessthanH/400,andnotmorethan100mm.橫向偏差不大于H/600,但不大于50mm。TransverseerrorsshallbelessthanH/600,andnotmorethan50mm.7.2.縱向水平桿水平偏差不大于總長度的1/300,且不大于20mm;同跨內(nèi)外高度差不大于10mm;橫向水平桿偏差不大于10mm,外伸尺寸的誤差不應(yīng)大于50mm。7.2horizontalerrorsoflongitudinalcrossbarshallbelessthan1/300inoveralllength,andnotmorethan20mm.thedifferencebetweeninnerheightandouterheightwithinthesamespanshallbelessthan10mm.Horizontalerrorsoftransversecrossbarshallbelessthan10mm,errorsbetweenpokingrodsshallnotbemorethan50mm.7.3.腳手架的步距、立桿橫距偏差不大于20mm;立桿縱距偏差不大于50mm。7.3Paceofscaffolding,transverseerrorsofpolingshallnotbemorethan20mm;longitudinalerrorsofpolingshallnotbemorethan50mm.7.4.扣件緊固力矩宜在45-55N·m范圍內(nèi),不得低于40N·m或高于65N·m。7.4tighteningmomentoffasteningshallbeinanextentof45-55N·m,nolessthan40N·mormorethan65N·m.7.5.連墻點的位置、數(shù)量要正確,連接牢固,無松動現(xiàn)象。7.5Locationsofcontactingpointsbetweenscaffoldingandbuildingonwallandtheirquantityshallbecorrect.Firmconnectionisrequired.8.建筑鋼管腳手架的拆除8.Removingsteeltubescaffoldingforconstruction8.1.拆除腳手架必須按拆除方案,并認(rèn)真向操作人員進行安全技術(shù)交底,拆除時應(yīng)設(shè)警戒區(qū),設(shè)置明顯標(biāo)志,并有專人警戒。8.1remoovingscafffoldinngshaallcoomplywithbackooutpllan,sseriouuslymmakettechniicalddiscloosuretowoorkerss,awwarninngreggioniisneeededwwhenrremoviingsccaffollding,,placcingooutstaandinggmarkk.Aspeccialwwatcheerisneedeedtooo.8.2.拆除順序序自上而下進進行,不能上上下同時作業(yè)業(yè)。連墻點必必須與腳手架架同步拆除。一一般不允許分分段、分立面面拆除,如因因施工需要必必須分段分立立面拆除時,應(yīng)應(yīng)在暫不拆除除的兩端加設(shè)設(shè)連墻點和橫橫向水平支撐撐。拆下的扣扣件及時運至至地面,嚴(yán)禁禁高空拋擲。8.2Dismmantliingseequencceisgoinggonffromttoptoobotttom,nnotalllowinngdoiingfrromboothennds.CContacctingpointtsbettweenscafffoldinnganddbuilldingonwaallanndscaaffolddingsshallbereemoveddattthesaametiime.NNormallly,nnotalllowrremoviingsccaffolldingbyseegmenttoreelevattion,ifthhatissneedded,ccontacctingpointtstowallandttransvversesuppoortsiinhorrizonttalshhallbbeinsstalleedmorreoneendswwherescafffoldinngisnotnneedttoberemovvedfortempoorary..Dismanntledfasteeningshalllbettakentothhegrooundttimelyyandnotbbecassted.七.腳手架搭設(shè)措施Ⅶ.Measuressforbuilddingsscaffooldingg1.安全網(wǎng)是建筑施工工安全防護的的重要設(shè)施之之一。本工程程設(shè)懸掛方式式垂直設(shè)置和和水平設(shè)置安安全網(wǎng)兩種。1.Safettynetttingisonneoftheimmportaantsaafety--proteectiveemeassuresdurinngconnstrucction..Thispprojecctisadopttingttwowaaystoosetupsaafetynettiinginnhoriizontaalanddhanggingoover.2.垂直設(shè)置密目網(wǎng)2.Settiinguppsmalll-hollesaffetynnettinnginvertiical垂直設(shè)置用于建筑筑施工的外腳腳手架作業(yè)層層外側(cè)滿掛安安全網(wǎng)圍護,采采用細(xì)尼龍繩繩編織的密目目式安全網(wǎng)。安安全網(wǎng)應(yīng)封嚴(yán)嚴(yán),與外腳手手架固定牢靠靠。Puttingupsaafetynettiinginvertiical,itismadeofthhinnyylonsstringgsanddshalllbeencloosedaandfiixedttoscaaffoldding,onouuterssideoofscaaffolddingfforcoonstruuctionn.3.水平安全網(wǎng)3.Horizzontallsafeetyneettingg3.1.水平安全全網(wǎng)是用直徑徑9mm的麻繩繩、棕繩或尼尼龍繩編織的的,規(guī)格為寬寬3m、長6m,網(wǎng)眼5cm左右,每塊支支好的安全網(wǎng)網(wǎng)應(yīng)能承受不不小于1600N的沖擊荷載載。3.1horiizontaalsaffetynnettinngismadeofheemproope,ppalmrropeoornyllonroopeannd9mmmindiiameteer,thesizeofthhenetttingis3mminwwidth,,6minlengtth,abbout55cmfoorholles.Singleefixeedsaffetynnettinngcouuldbeearnootlesssthaan16000Noffimpaactlooad.3.2.水平安全全網(wǎng)支設(shè)方法法3.2methhodsfforseettingguphhorizoontalsafettynettting利用予埋鋼管或鋼鋼吊桿架設(shè)安安全網(wǎng),在墻墻面或樓板預(yù)留洞洞,穿入銷片片用銷子楔緊緊,銷片上有有φ14孔,以便掛掛吊桿安全網(wǎng)網(wǎng)。鋼吊桿為為φ12鋼筋,長約約1.56m。上端彎彎鉤,彎鉤背背面焊一掛鉤鉤以掛安全網(wǎng)網(wǎng)用。下端焊焊有裝設(shè)斜桿桿活動鉸座和和靠墻支腳,在在靠近上端彎彎鉤(掛鉤)處處還焊有靠墻墻板和掛尼龍龍繩的環(huán),靠靠墻板的作用用是為保證吊吊桿受力后不不發(fā)生旋轉(zhuǎn)。吊吊桿間距一般般為3-4m。Settinguupsaffetynnettinngbyusinggembeeddedsteelltubeeorssteelhangiingrood,reeserveeholeesonwallorsllab,tthehoolesaareinnserteedwitthpettstayywhicchhassahooleinnφ14forrhanggingrrod.SSteelhangiingroodissteellbarinφ12,abbout11.56minleength,,itsuuppersideisbeentanndwelldedwwithaapothhookoonitbackforhhanginngsaffetynnettinngandditsddownssideiiswelldedwwithmmovabllefreeebeaaringandsstandbarfforwaall,aalsoaaboutwhereepothhookiiswelldedwwithaaplatteforrleanningaagainsstwalllanddwithhalooopfoornyllonroopes.Thepllatefforleeaninggagaiinstwwalliistoassurrenottturnnafteergetttingloadss.Normallly,33-4missawayyfrommonehangiingroodanoother..八.建筑施工腳手架管管理Ⅷ.Constrructioonscaaffolddingmmanageement1.腳手架的檢查查管理1.Scafffoldinnginsspectiionmaanagemment1.1.構(gòu)配件檢檢查管理1.1Acceessoriiesinnspecttionmmanageement.新鋼管Freshstteelttube.1.必須有產(chǎn)品品質(zhì)量合格證證;.1Certiificattionoofquaalificcationnisnneededd..2.必須有質(zhì)量量檢驗報告,鋼鋼材材質(zhì)檢驗驗方法要符合合國家現(xiàn)行標(biāo)標(biāo)準(zhǔn)《金屬拉拉力試驗法》的的有關(guān)規(guī)定,質(zhì)質(zhì)量均應(yīng)符合合《碳素結(jié)構(gòu)構(gòu)鋼》(GB7000—88)中Q235--A級鋼的規(guī)定定;.2Reporrtofqualiityinnspecttioniisneeeded.Testinngmetthodsshalllmeeettheerequuiremeentsiintheecurrrentnnationnalsttandarrd,《testiingmeethodofmeetalppullsstrenggth》.AndtheerequuiremeentsaaboutQ235--Ain《carboonsteeelsttructuure》(GB7000—88)..3.鋼管表面應(yīng)應(yīng)光滑,不應(yīng)應(yīng)有裂縫、結(jié)結(jié)疤、分層、錯位、毛毛刺、壓痕和和深痕劃道;;.3Thereeshalllbesmootthanddbewwithouutcraack,sscar,rot,deforrmatioon,buurr,iimpresssionandddeepsscratcchonthessurfacceofsteelltubee..4.鋼管外徑、壁壁厚、端面等等的允許偏差差,應(yīng)分別符符合規(guī)范規(guī)定定,外形不得得有硬彎;.4Errorrsofouterrdiammeter,,walllthiccknesssandendsofstteelttubesshallrespeectiveelymeeetthhecriiteriaa,nocold--bendappeaarancee..5.應(yīng)涂防銹漆漆。.5Anti--rustpainttshalllbeappliied..舊鋼管.Oldstteelppipe.1.表面銹蝕度度不得超過00.5mmm,銹蝕定期期檢查,檢查查時應(yīng)在銹蝕蝕嚴(yán)重的鋼管管中抽取3根,在每根根銹蝕嚴(yán)重部部位橫向截斷斷取樣檢查;;.1.Thesurfaacecoorrosiionpeenetraationisnootalllowedsurpaass0..5mm,,therust--eatennshalllberegullarchheckinng,anndshaallexxtractt3stteelppipeswhichhseriiouslyyrustt-eateenwheencheeckingg,croossinnterceeptinggatsseriouuslyrrust-eeatenofeaachpiineanndsammplingginsppectioon..2.鋼管彎曲變變形在端部長長1.5mm以內(nèi)不得超超過5mmm,立桿彎曲曲不得超過112mm。.2.Thedegreeeofcurvaatureandddeformmationnin11.5maattheeendofstteelppipesisnootalllowedtosuurpasss5mm;tthepoolingcurvaatureisnootalllowedtosuurpasss12mmm..扣件.Fastenner.1.新扣件應(yīng)有有產(chǎn)品質(zhì)量合合格證、生產(chǎn)產(chǎn)許可證與專專業(yè)檢測單位位的測試報告告;當(dāng)對扣件件質(zhì)量有疑慮慮時,應(yīng)按照照國家現(xiàn)行標(biāo)標(biāo)準(zhǔn)《鋼管腳腳手架扣件》的的規(guī)定抽樣檢檢測;.1.NewFasteenersshalllhaveethecertiificatteofproduuctsffitnesss,thhemannufactturinggliceenseandttheteestreeportbysppeciallizedtestiingaggency;;Whenndoubbtabooutthhequaalityoffaasteneersshhallsampllingiinspecctionaccorrdingtothhestiipulattionsofnaationaalpreesentstanddards<SteeelpippeScaaffolddfasttenerss>;.2.舊扣件使用用前必須進行行質(zhì)量檢查,有有裂縫、變形形的嚴(yán)禁使用用,滑絲的螺螺栓要更換;;.2.Befooreussingttheolldfasstenerrsshaallchhecktthequualityy,usiingthhefasstenerrswhiichhaavecrrackaanddiistorttioniisstrrictlyyforbbiddenn,shaallreeplaceetheboltssthatthadabrassed;.3.新、舊扣件件均必須涂防防銹漆。.3.Newandooldfaasteneersmuustcooatannticorrrosioonpaiint..腳手板.Gangbboard木腳手板的寬度不不宜小于2000mm,厚厚度不宜小于于50mmm,其材質(zhì)應(yīng)應(yīng)符合《木結(jié)結(jié)構(gòu)設(shè)計規(guī)范范》(GBJJ5—88)中=2\*ROMANII級材的規(guī)規(guī)定,腐朽的的腳手板不應(yīng)應(yīng)使用。ThewidtthofwoodeenGanngboaardsshalllnotlessthan200mmm,thhethiicknesssshaallnootlesssthaan50mm,ttheirmaterrialsshallconfoormtoostippulatiionsoofIIlevellmateerialssin<<TimbeerstrructurredessignCCode>(GBJ5-888),sshallnotuseddecayeedganngboaards.1.2.腳手架的的檢查管理1.2Thecheckkingaandmaanagemmentfforsccaffolld.腳手架及其地基基基礎(chǔ)Scaffolldandditsgrounndbasse..1.基礎(chǔ)完工后后應(yīng)對基礎(chǔ)認(rèn)認(rèn)真進行檢查查,合格后方方可進行下道道工序施工;;.1Whenfinisshedtthebaaseshhalleearnesstlyccheckthebbase,notallowwedtoocarrryonnextworkiingprroceduurecoonstruuctionnuntiilitisquualifiied;.2.腳手架搭設(shè)設(shè)好后應(yīng)進行行下列檢查,合合格后方可申申請驗收.2.Afteerfinnishpputuppthescafffoldsshallcheckkthefolloowingitemss,nottalloowedttoapppliesforttheaccceptaanceuuntilitissquallifiedd..3.腳手架的搭搭設(shè)和構(gòu)造是是否符合技術(shù)術(shù)要求,立桿桿的沉降與垂垂直偏差是否否符合規(guī)定;;.3.Whethherthhebuiildanndtheestruuctureeoftthesccaffolldconnformsstotthesppecifiicatioon,whhetherrthediffeerentiialseettlemmentaandveerticaalmisssingofppolinggconfformttotheestippulatiion;.4.桿件的設(shè)置置和連接、連連墻桿、剪刀刀撐或斜撐、水水平加固桿、門門洞衍架等的的構(gòu)架是否符符合要求;.4.Whettherttheseetanddtheconneectionnofmmemberrbar,,connnecteddanchhorsiinwalll,crrossbbracinngorincliinedppiece,,leveelreiinforccedpoole,fframeofloobbyttrussconfoormtootherequiiremennts;.5.安全防護措措施是否符合合要求。.5.Whetthertthesaafeprrotecttivemmeasurrescoonformmtotthereequireementss..腳手架的避雷與工工地臨時用電電線路架設(shè).Lightiingprrotecttionooftheescafffoldandssettinngtheeelecctriciityfoortemmporarrilyuuseattsitee.腳手架與架空輸電電線路的安全全距離、工地地臨時用電線線路架設(shè)及腳腳手架接地避避雷措施等是是否按《施工工現(xiàn)場臨時用用電安全技術(shù)術(shù)規(guī)范》(JJBJ466—88)的有關(guān)關(guān)規(guī)定執(zhí)行。Whetherthessafeddistanncebeetweennthescafffoldaandthheoveerheaddlinee,thhesetttingofthheeleectriccityfforteemporaarilyuseaatsitteanddthemeasuuresfforsccaffolldearrthcoonnecttionaandliightinngprootectiionanndsoonarreexeecutinngacccordinngtotherrelateedstiipulattionoof<JoobloccationnTempporariilyUssesellectriicitySecurrityTTechnoologystanddard>((JBJ446-888).2.腳手架的驗收收管理2.TheaaccepttanceandmmanageementforttheSccaffolld2.1.驗收時應(yīng)應(yīng)具備的基本本文件2.1.Theebasiicdoccumenttshalllhavvewheenaccceptannceoffprojject..腳手架的施工設(shè)計計文件及組裝裝圖。.Constrructioondessignddocumeentanndasssemblyydrawwingfforthhescaaffoldd..腳手架部件的出廠廠合格證、試試驗報告和質(zhì)質(zhì)量分類合格格標(biāo)志。.Thequualityycerttificaateanndtesstrepportaandthhequaalityguaraanteeofmaateriaalsfoortheescafffold...腳手架工程的施工工記錄、班組組自檢記錄和和工程項目部部的檢查記錄錄。.Thecoonstruuctionnrecoords,shiftt-grouupsellf-cheeckinggrecoordsaandinnspecttionrrecorddsoftheeengineeeringgprojjectddeparttmentfortthesccaffolldprooject...腳手架搭設(shè)過程中中出現(xiàn)的重要要問題及處理理文件記錄。.Theimmportaantquuestioonsanndtreeatinggdocuumentrecorrdswhhenpuuttingguptthesccaffolld.2.2.驗收的組組織和重點驗驗收項目2.2.Theeorgaanizattionoofaccceptannceanndmajjoraccceptaancepprojecct..驗收的分工.Divisiionofflaboorforracceeptancceworrk應(yīng)由上一級技術(shù)負(fù)負(fù)責(zé)人隨工程程進度分階段段組織工程項項目負(fù)責(zé)人,有有關(guān)技術(shù)和安安檢人員進行行驗收。Thehighherraankteechniqquechhiefoofficeershaallphhasedorgannizettheprrojecttchieefoffficer,,techhniciaananddsafeetyinnspecttionsstafftocaarryooutaccceptaanceooftheeprojjectaaccorddingttotheeprojjectpprogreess..重點驗收項目.Theprrojecttformajorracceeptancce重點驗收項目如下下,并作好驗驗收記錄記在在驗收報告內(nèi)內(nèi):Theprojjectsformmajoraccepptanceeareasfoollowss,anddshalllwriitethheaccceptanncereecordssontthereeceiviingreeport::.1.安裝后的扣扣件,其擰緊緊螺栓的扭力力矩應(yīng)用扭力力扳手抽查,抽抽樣方式應(yīng)按按隨機均布原原則進行;抽抽樣數(shù)目與質(zhì)質(zhì)量判定標(biāo)準(zhǔn)準(zhǔn)應(yīng)按規(guī)定確確定,不合格格時必須整體體重新擰緊,并并進行復(fù)驗合合格方可驗收收;.1.Thetorsiionmoomentoftiightennedbooltoffthefasteenerswhichhhadinstaalledshallltesttchecckbytensiionwrrench,,shallltakketheemethhodoffranddomsaamplinng;Thhecriiterioonofsampllingnnumberrandtheqqualittyshaallbeedeteermineedacccordinngtothesstipullationn;Wheencheeckprroveditissunquualifiiedmmustsscrewupthhemaggain,,andnotaalloweedtoaccepptunttilree-checcktheemanddprovvetheemisqualiified;;.2.桿件設(shè)置是是否安全,連連桿件、掛扣扣件、承力件件和建筑物的的固定件是否否安全可靠;;.2.Whethherthhesetttingofthhememmberbbarisssafeety,wwhetheertheeconnnecteddmembberbaar,faasteneer,looad-caarryinngmemmberaandbuuilt-iinfitttingofbuuildinngareereliiable;;.3.安全設(shè)施(安安全網(wǎng)、護欄欄、擋腳板等等)、腳手板板、導(dǎo)向和防防墜裝置是否否安全和安全全可靠;.3.Whetthertthesaafetydevicce(prrotecttingnnet,ssafetyyguarrds,ttoebooardaandsooon),,ganggboarrd,guuildaandannti-drroppinngdevvicesissaafeanndrelliablee;.4.基礎(chǔ)是否平平整堅實,支支墊是否符合合要求;.4.Whetthertthebaaseisssmooothanndsollid,wwhetheertheetrussspaddconfformstothhereqquiremment;.5.連墻件的數(shù)數(shù)量、位置和和豎向水平間間距是否符合合要求;.5.Whetthertthequuantitty,poositioonanddvertticallevellinteervalofthheconnnecteedancchorsinwaallarreconnformtothhereqquiremment;.6.垂直度及水水平度是否合合格,其偏差差符合下表的的要求。.6.Whethherthhepeerpenddiculaaranddleveelnesssarequaliified,,itsdeviaationshalllconfformttotheerequuiremeentsooffolllowinngtabble:腳手架搭設(shè)垂直度度與水平度偏偏差Theperppendiccularandllevelnnessddeviattionfforpuuttingguptthesccaffolld項目Item允許偏差(mm)Allowablledevviatioon(mm)垂直度perpendiicularr每步架EveryhoorizonntalsspacinngbettweenpurliinsΔ≤h/10000且不超過±22.0h——步距Δ≤h/10000andnotmmoretthan±22.0h——pace腳手架整體thewhollescaaffolddΔ≤H/600且不超超過±50H——腳手架高度Δ≤H/600anndnottmoreethann±50H——thehheighttoftthesccaffolld水平度levelnesss一跨距內(nèi)兩端、里里外高差thediffferenttialhheighttofttwoenndsanndinssideaandouutsideeinaspan±l/600且不不超過±3..0l——跨距±l/600anndmorrethaan±3.00l——span腳手架整體thewhollescaaffoldd±L/600且不不超過±3..0L——腳手架長度±L/600anndmorrethaan±3.00L——lengthoofscaaffoldd3.腳手架的使用用管理3.Useaandaddminisstratiionfoorscaaffoldd3.1.使用注意意事項3.1.Matttersneediingatttentiionfoorusee.應(yīng)設(shè)置專供操作人人員上下使用用的安全扶梯梯、爬梯或斜斜道,否則必必須設(shè)置室外外電梯供操作作人員上下。.Shallinstaallthhesaffeeleevatorr,raccklifftorchuteeforoperaatingstafff,othherwissemusstinsstalltheooutsiddeeleevatorrforoperaatingstafff..嚴(yán)格控制各式腳手手架上的施工工荷載。.Stricttlycoontrollstheeconsstructtionlloadoonvarrioustypessofsscaffoolds..在腳手架上同時進進行多層作業(yè)業(yè)時,各作業(yè)業(yè)層之間應(yīng)設(shè)設(shè)置可靠的防防護棚擋,以以防上層墜物物傷及下層作作業(yè)人員。.Simulttaneouuslywworkoonmulltilayyersooftheescafffoldssshalllputttingupreeliabllyprootectiionshhedbeetweenneachhlayeerinorderrtokkeepsofftthefaallinggobjeectsffromuupperlayerrwounndtheeoperratinggperssonnellonttheloowerllayer...不得在腳手架上堆堆放雜物。.Nopillinguuptheesunddrygooodsoontheescafffold...嚴(yán)禁在腳手架上栓栓拉纜風(fēng)繩,固固定、架設(shè)起起重設(shè)備等。.Crosslockwindrope,,fixeedanddputttinguuptheehoisstingequippmentandssoononthhescaaffolddissstricttlyprrohibiited..臨街或人行通道的的腳手架外側(cè)側(cè),應(yīng)有嚴(yán)密密的防護措施施,以防墜物物傷人。.Thesccaffolldouttboarddthattnearrthestreeetortheppedesttrianpassaagewayyshouuldhaavesttrictproteectiveemeassuresinorrderttopreevent
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