樓梯扶手施工方案

1、gay is now a provincial key construction project of aluminum ltd-province with an annual output of 50,000 tons of technical innovation project of environmental protection and energy saving of electrolytic aluminum project manager. in this technological transformation projects, he has overall respons

2、ibility for the day-to-day affairs of the project. in order to ensure that southern companys control the scale of investment, strengthen field management, pay special attention to project progress, and ensure a successful operation, the overall goal. he and engineering department under the leadershi

3、p of all the staff in the companys technical command, on the difficulties and to overcome technical difficulties in the process, work hard, have made outstanding achievements, mainly reflected in the following aspects: first, careful organization and management achieved remarkable results. technical

4、 innovation project of the year, started and completed a series of bids and completed to date, from production engineering to put into production after nearly a year, has achieved very significant results. a project first 56 slots from dismantling the old slot just 168 days, civil engineering, insta

5、llation, commissioning, guarantee engineering quality under the premise, on the production side transformation under difficult conditions, created the national industrys fastest speeds. ii 32 large prebaked electrolytic cell on november 7 has been installed, marks has an annual production capacity o

6、f 50,000 tons of electrolytic aluminum production capacity of aluminum. entire project almost 8 months earlier than planned, achieved the goal of production transformation benefits that year, created favorable conditions for aluminum through south. second, effectively control the investment. project

7、 is subject to a scientific approach to bidding, bidding to make savings of 20 million yuan, in the implementation process of the project, every domestic prices of steel, cement and other building materials, the old buildings on the base encountered great difficulties in dealing with significant inc

8、rease in the volume of civil engineering, but through rationalization and optimization, project control in fixed investment of 350 million yuan. third, environmental energy-saving effect of the project. project investment of nearly 30 million yuan, using large prebake technology and aluminum oxide d

9、ense phase and hyper dense phase conveying technology, fluoride and other harmful gases purification efficiency of up to 98%. compared with soderberg cell before the modification, power consumption can be reduced by 1500 tons of electrolytic aluminum, and project environmental protection and energy

10、saving effect is obvious. four are in a relatively short period of time to the normal production. after four months of efforts, a project has put into operation all the 54 240ka large cell into regular production, stable current channel conditions and all the economic indicators are good, current ef

11、ficiency in october had reached 93%, is close to and reach the domestic advanced level. in the case of production half of the cell, this effect can be achieved and better level in the industry. 50,000 tons of electrolytic modification process, from preliminary study to equipment selection, cost cont

12、rol, project progress, quality control and coordination among the various sub-projects and various professional, technical command under the correct leadership, both from an overall perspective, emphasis on integrity, and earnestly implement the relevant laws and regulations, strictly act according

13、to the contract. he tried to learn relevant knowledge, good style of business, operational and organizational coordination ability, project efficiency, quality and safety assurance system in place, with all units involved with the coordination and good .依據(jù)標準： 建筑工程施工質(zhì)量驗收統(tǒng)一標準 gb50300-2001 建筑裝飾裝修工程施工質(zhì)量

14、驗收規(guī)范 gb50210-2001 1.范圍 本工藝標準適用于樓梯、金屬欄桿木扶手和塑料扶手安裝工程。2.施工準備 2.1材料及構配件：2.1.1木制扶手一般用硬雜木加工成規(guī)格成品，其樹種、規(guī)格、尺寸、形狀按設計要求。木材質(zhì)量均應紋理順直、顏色一致，不得有腐朽、節(jié)疤、裂縫、扭曲等缺陷；含水率不得大于12%。彎頭料一般采用扶手料，以45角斷面相接，斷面特殊的木扶手按設計要求備彎頭料。2.1.2塑料扶手（聚氯乙烯扶手料）系化工塑料產(chǎn)品；斷面形式、規(guī)格尺寸及色彩按設計要求選用。2.1.3粘結(jié)料：可以用動物膠（鰾），一般多用聚醋酸乙烯（乳膠）等化學膠粘劑。2.1.4其他材料：木螺絲、木砂紙、加工配件。

15、2.2主要機具：2.2.1電動機具：手提電鉆、小臺鋸。2.2.2手動工具：木鋸、窄條鋸；二刨、小刨、小鐵刨；斧子、羊角錘、扁鏟、鋼挫、木挫、螺絲刀；方尺、割角尺、卡子等。2.3作業(yè)條件：2.3.1樓梯間墻面、樓梯踏板等抹灰全部完成。2.3.2金屬欄桿或靠墻扶手的固定埋件安裝完畢。3、操作工藝 3.1工藝流程：找位與劃線 彎頭配制 連接預裝 固定 整修 3.2木扶手：3.2.1找位與劃線：3.2.1.1安裝扶手的固定件：位置、標高、坡度找位校正后，彈出扶手縱向中心線。3.2.1.2按設計扶手構造，根據(jù)折彎位置、角度，劃出折彎或割角線。3.2.1.3樓梯欄板和欄桿頂面，劃出扶手直線段與彎頭、折彎段

16、的起點和終點的位置。3.2.2彎頭配制：3.2.2.1按欄板或欄桿頂面的斜度，配好起步彎頭，一般木扶手，可用扶手料割配彎頭，采用割角對縫粘接，在斷塊割配區(qū)段內(nèi)最少要考慮三個螺釘與支承固定件連接固定。大于70mm斷面的扶手接頭配制時，除粘結(jié)外，還應在下面作暗榫或用鐵件鉚固。3.2.2.2整體彎頭制作：先做足尺大樣的樣板，并與現(xiàn)場劃線核對后，在彎頭料上按樣板劃線，制成雛型毛料（毛料尺寸一般大于設計尺寸約10mm）。按劃線位置預裝，與縱向直線扶手端頭粘結(jié)，制作的彎頭下面刻槽，與欄桿扁鋼或固定件緊貼結(jié)合。3.2.3連接預裝：預制木扶手須經(jīng)預裝，預裝木扶手由下往上進行，先預裝起步彎頭及連接第一跑扶手的折

17、彎彎頭，再配上下折彎之間的直線扶手料，進行分段預裝粘結(jié)，粘結(jié)時操作環(huán)境溫度不得低于5。3.2.4固定：分段預裝檢查無誤，進行扶手與欄桿（欄板）上固定件，用木螺絲擰緊固定，固定間距控制在400mm以內(nèi)，操作時應在固定點處，先將扶手料鉆孔，再將木螺絲擰入，不得用錘子直接打入，螺帽達到平正。3.2.5整修：扶手折彎處如有不平順，應用細木銼銼平，找順磨光，使其折角線清晰，坡角合適，彎曲自然、斷面一致，最后用木砂紙打光。3.3塑料扶手（聚氯乙烯扶手）：3.3.1找位與劃線：按設計要求及選配的塑料扶手料，核對扶手支承的固定件、坡度、尺寸規(guī)格、轉(zhuǎn)角形狀找位、劃線確定每段轉(zhuǎn)角折線點，直線段扶手長度。3.3.2

18、彎頭配制：一般塑料扶手，用扶手料割角配制。3.3.3連接預裝：安裝塑料扶手，應由每跑樓梯扶手欄桿（欄板）的上端，設扁鋼，將扶手料固定槽插入支承件上，從上向下穿入，即可使扶手槽緊握扁鋼。直線段與上下折彎線位置重合，拼合割制拆彎料相接。3.3.4固定：塑料扶手主要靠扶手料槽插入支承扁鋼件抱緊固定，折彎處與直線扶手端頭加熱壓粘，也可用乳膠與扶手直線段粘接。3.3.5整修：粘結(jié)硬化后，折彎處用木銼銼手磨光，整修平順。4、質(zhì)量標準 4.1 本節(jié)適用于護欄和扶手制作與安裝工程的質(zhì)量驗收。 4.2 檢查數(shù)量應符合下列規(guī)定: 每個檢驗批的護欄和扶手應全部檢查。 主控項目 4.3 護欄和扶手制作與安裝所使用材料

19、的材質(zhì)、規(guī)格、數(shù)量和木材、塑料的燃燒性能等級應符合設計要求。 檢驗方法:觀察；檢查產(chǎn)品合格證書、進場驗收記錄和性能檢測報告。 4.4 護欄和扶手的造型尺寸及安裝位置應符合設計要求。檢驗方法:觀察；尺量檢查、檢查進場驗收記錄。 4.5 護欄和扶手安裝預埋件的數(shù)量、規(guī)格、位置以及護欄與預埋件的連接節(jié)點應符合設計要求。 檢驗方法:檢查隱蔽工程驗收記錄和施工記錄。 4.6 護欄高度、欄桿間距、安裝位置必須符合設計要求。護欄安裝必須牢固。 檢驗方法:觀察；尺量檢查；手扳檢查。 4.7 護欄玻璃應使用公稱厚度不小于12mm的鋼化玻璃或鋼化夾層玻璃。當護欄一側(cè)距樓地面高度為5m及以上時，應使用鋼化夾層玻璃。

20、 檢驗方法:觀察；尺量檢查；檢查產(chǎn)品合格證書和進場驗收記錄。 一般項目 4.8 護欄和扶手轉(zhuǎn)角弧度應符合設計要求，接縫應嚴密，表面應光滑，色澤應一致，不得有裂縫、翹曲及損壞。 檢驗方法:觀察；手摸檢查。 4.9 護欄和扶手安裝的允許偏差和檢驗方法應符合下表的規(guī)定。 four outstanding works. they are derived from their own inner feelings. i also sent a student to attend the class department speech contest, failed to get a good resul

21、t, but also actively cooperate with the department and class activities! in order to create a demonstration dorm room, our weekly class to every bedroom check, where proposed is insufficient. in order to clean up the bedroom, we use the brush brushes a bedroom again. for the class out of a force. in

22、 the event we, many projects did not get the desired results. but we understand that we tried, and in the struggle. also has made good progress in many of the! in my class the work carried out and the results achieved, thanks to the concern and support of the department, thanks to instructor teacher

23、s good, proper guidance, thanks to 46 students in the class will work closely together, to work together. of course, we also have our weaknesses, needs to be further correction in their future learning and life, with a view to achieving greater results. five declarations of good party branch branch

24、is a fortress, a party member is a banner. fighting in the railway engineering construction group headquarters headquarters branches, a total of members 18. role of the xiang-gui railway and tight south lebanon railway, heavy, poor conditions of disadvantage, the branch closely around the constructi

25、on work. holding high the flag of our party members, unite and lead staff on the difficulties, overcome difficulties, take the zhengyou, a job well done and an engineering task, won the highly valued by leaders at all levels. since october last year since the project began, headquarters branch is ti

26、ghtly around the center of its activities. face south, climate is wet, sooner or later temperature larger, specific difficult, i branch from thought requirements all workers active motivated, do can long-term hard, dare fight of spirit prepared, while requirements all members lead, encouraged collea

27、gues zhijian each other help, each other learning business knowledge, overcome temporarily difficult, active into to engineering official starts of the prepared work in the to, play out has as a branch of fighting fortress role and members of pioneer model role. since its start, i command under the

28、correct leadership of the party branch in the group and the superior party, centering on building a qualified party branches, branch of the forts and the battle to play the exemplary vanguard role of party members, actively working. in command personnel less, and task heavy of situation xia, all mem

29、bers always according to party stronger, and style to are, and service better, and efficiency to high of requirements, from overall starting, better to completed has production organization, and coordination, and guarantees and the management work, in engineering progress, and quality, and benefits,

30、 and safety, aspects are made has good of results, get has owners and the group and grass-roots units of praise. first, give full play to the exemplary role of party members. the exemplary role of party members and cadres are silent on the command, the exemplary role of party members and cadres are

31、the best of the ideological and political education. we pay close attention to party building, requires political party members and cadres must take the lead in learning, set strict demands on themselves, .護欄和扶手安裝的允許偏差和檢驗方法 項次 項目 允許偏差(mm)檢驗方法 1 護欄垂直度 3 用1m垂直檢測尺檢查 2 欄桿間距 3 用鋼尺檢查 3 扶手直線度 4 拉通線用鋼直尺檢查 4

32、 扶手高度 3 用鋼尺檢查 5、成品保護 5.1安裝扶手時，應保護樓梯欄桿、樓梯踏步和操作范圍內(nèi)己施工完的項目。5.2木扶手安裝完畢后，宜刷一道底漆，朋應加包裹，以免撞擊損壞和受潮變色。5.3塑料扶手安裝后應及時包裹保護。6、應注意的質(zhì)量問題 6.1粘接對縫不嚴或開裂：木扶手主要是因為扶手料安裝時含水率高，安裝后于縮所致。扶手料進場后，應存放在庫內(nèi)保持通風干燥，嚴禁在受潮情況下安裝。6.2接槎不平：主要是扶手底部開槽深度不一致，欄桿扁鋼或固定件不平正，影響扶手接槎的平順質(zhì)量。6.3顏色不均勻：主要是選料不當所致。6.4螺帽不平：主要是鉆眼角度不當，施工時鉆眼方向應與扁鐵或固定件垂直。7、質(zhì)量記

33、錄 本工藝標準應具備以下質(zhì)量記錄：7.1木扶手用料應有木材等級和烘干試驗資料。7.2塑料扶手應有符合產(chǎn)品技術指標的合格證。7.3安裝質(zhì)量檢驗評定資料8、安全環(huán)保措施 8.1各種電動工具使用前要檢查，嚴禁非電工接電。 8.2做好木工園盤鋸的安全使用管理工作。 8.3施工現(xiàn)場內(nèi)嚴禁吸煙，明火作業(yè)要有動火證，并設置看火人員。 8.4對各種木方、夾板飾面板分類堆放整齊，保持施工現(xiàn)場整潔。 8.5安裝前應設置簡易防護欄桿，防止施工時意外摔傷。 8.6安裝時應注意下面樓層的人員，適當時將梯井封好，以免墜物砸傷下面的作業(yè)人員。 (7)大理石地面1) 施工準備:(a)材料:所有大理石選用一級品，大理石的品種、

34、規(guī)格、質(zhì)量應符合設計和施工材料規(guī)范要求。水泥采用32.5 號以上普通硅酸鹽水泥，并備適量擦縫用的白水泥。砂采用中砂。(b)作業(yè)條件:(a)通用規(guī)格板在工廠內(nèi)加工，非規(guī)格板現(xiàn)場進大板在場內(nèi)加工。大理石進場后應堆放在室內(nèi)，側(cè)立堆放，底下應加墊木方。并詳細核對品種、規(guī)格、質(zhì)量等是否符合設計要求。有裂紋、缺棱掉角的不得使用。(b)設加工棚，安裝好臺鉆及砂輪鋸，并接通水電源。需要切割鉆孔的板，在安裝前加工好。(c)房內(nèi)四周墻上彈好+50cm 的水平標高線。(d)施工前實地量測現(xiàn)場施工尺寸，放出鋪設石材地面的施工大樣圖，施工樣板間，經(jīng)建設單位、監(jiān)理確認后進行大面積施工。2) 操作工藝操作流程:實定尺寸、細化設計試拼彈線試排基層處理鋪砂漿鋪石材塊灌漿、擦縫打蠟；(a)實定尺寸、細化設計圖紙:以施工圖為依據(jù)，實測各部位尺寸和做法，弄清洞口、邊角等部位之間的關系，詳細地繪制施工大樣圖、節(jié)點圖；(b)試拼:在正式鋪設前，對每一房間的石材，按照設計大樣圖案、顏色、紋理試拼。試拼后按兩個方向編號排列，然后按編號碼放整齊；(c)彈線:在房