生料均化庫頂鋼桁架吊裝施工建設方案-文庫吧資料
2025-05-19 12:49本頁面
【正文】 essary for New Year, but as the advance of the age, will be more and more found that those things are optional。總覺得自己自己似乎應該去做點什么，或者寫點什么。 May be back in the past, to oneself the paranoid weird belief disillusionment, these days, my mind has been very messy, in my mind constantly. Always feel oneself should go to do something, or write something. Twenty years of life trajectory deeply shallow, suddenly feel something, do it. 一字開頭的年齡已經(jīng)到了尾聲。s actions. CSKA said they were surprised and disappointed by Toure39。s 21 win. Michel Platini, president of European football39。s Premier League match at Chelsea on Sunday. I am going to be at the match tomorrow and I have asked to meet Yaya Toure, he told BBC Sport. For me it39。s antiracism taskforce, is in London for the Football Association39。t charge you more than 35% of your pensation if you win the case. If you are thinking about signing up for a damagesbased agreement, you should make sure you39。t agree with the disciplinary action your employer has taken against you ? your employer dismisses you and you think that you have been dismissed unfairly. For more information about dismissal and unfair dismissal, see Dismissal. You can make a claim to an employment tribunal, even if you haven39。 j、為使鋼件在吊起后不致發(fā)生搖擺和其他構件碰撞，起吊前在離支座的節(jié)間附近用麻繩捆牢，隨吊隨放松，以此保證其正確位置，綁扎點要保證吊裝穩(wěn)定性。 h、不得利用已安裝就位的桿件起吊重物，以免引起變形。 f、鋼構件吊裝時采取適當措 施防止構件產(chǎn)生過大的變形，應墊好吊索與構件接觸的部位，以免損傷構件。 d、 高空作業(yè)人員上崗前要進行體格檢查，有職業(yè)禁忌者不許上崗。吊裝平面圖見附圖。 a、 由持有特種作業(yè)上崗的起重工專人指揮，吊點綁扎在距梁端 4m處對稱綁扎。側向剛度較大的構件可水平堆放，當多層疊放時，必須使各層墊木在同一垂線上，同一工程的構件應分類堆放在同一地區(qū)，以便發(fā)運。涂裝應均勻，無明顯起皺、流掛，附著應良好，涂裝完畢后應在構件上標注構件的原編號。雨天或構件表面 有結露時，不宜作業(yè)，涂后的四個小時內(nèi)嚴防雨淋。涂層時工作地點的溫度應為 538176。金屬表面經(jīng)除銹處理后及時施涂防銹涂料，在 6 小時以內(nèi)施涂完畢。 鋼結構成品表面處理、油漆、堆放和運輸 a、鋼結構的除銹和涂底工作在質量檢查部門對制作質量檢驗合格后方可進行。 c、成品檢驗 構件的各項技術數(shù)據(jù)經(jīng)驗合格后，對加工過程中造成的焊疤、凹坑應予補焊并鏟磨平整，對臨時支撐、夾具應予割除。矯正工作環(huán)境溫度的控制和熱加工（加熱）溫度的限值，應符合規(guī)范要求。 鋼結構成品矯正與檢驗 a、鋼結構成品根據(jù)允許偏差進行檢驗，超出規(guī)定必須進行矯正。 第二進行無損檢驗： X 射線檢驗焊縫缺陷分兩級，并應符合 X 射線檢驗質量標 準，其檢驗方法應按照 GB3323－ 87 規(guī)定進行。 首先外觀檢查：焊縫金屬表面焊波應均勻，不得有裂紋、夾渣、焊瘤、燒穿、弧坑和針狀氣孔等缺陷，焊接區(qū)不得有飛濺物。 對接 和 T 型接頭的焊縫，應在焊件的兩端配置引入和引出板，其材質和坡口型式與焊件相同，焊接完畢用氣割切除并修磨平整，不得用錘擊落。 焊縫出現(xiàn)裂紋時，焊工不得擅自處理，應申報焊接技術負責人查清原因，訂出修補措施后，方可處理。 施焊前焊工應復查組裝質量和焊縫區(qū)的處理情況，如不符合要求，應修整合格后方能施焊，焊接完畢后應清除
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