室內外給水技術交底-北京建工集團.doc

  1．施工前期工作
    1.1   熟悉設計圖紙和圖紙會審的意見，掌握特殊地點的施工要求。
    1.2   對進場材料進行清理、檢驗，必須符合設計要求，證件齊全。
    1.3   施工機具完好、到位。
  2．操作工藝要點
    2.1   層間垂直預留洞口，要按總高度統一掛線測量，層內水平預留洞口要按瀉水坡度進行檢測，對錯位孔洞要補鑿、矯正。穿墻、穿層管道要按有關規定埋設保護套管。
    2.2   管道安裝要注意與墻、柱保持一定的間隙，管道聯接緊密，采用套絲連接時，管絲要露出2扣，油麻不能外露。
    2.3   管道支架固定牢靠，排列整齊，架上的孔只能機械加工，鋼管立管管卡安裝，層高小于5m，每層設一個，層高大于5m每層設2個。垂直安裝管道允許偏差每5m小于8mm，水平安裝每10m允許偏差10mm。
    2.4   金屬管道的油漆應均勻，無膠皮、氣泡和漏涂。厚
1. Pre-construction work
    1.1 familiar with the design drawings and drawings reviewing the opinion, the special master site construction requirements.
    1.2 approach to clean up materials, inspection, must meet the design requirements and complete documents.
    1.3 Construction machinery intact, are in place.
  2. Operation process elements
    Set aside 2.1 layer vertical hole, according to the total height measurement of uniform hung, horizontal layers according to drip holes allow slope detection, on the dislocation holes to make up the hammer and correction. Through walls, through pipes in accordance with the relevant provisions of the buried layer of protection sleeve.
    2.2 The piping should pay attention and walls and columns to maintain a certain gap, pipe connection close connection with sets of wire, tube wire to expose two buttons, Yau Ma can not be exposed.
    2.3 channel bracket firm, arranged in neat rows of holes can only be machined rack, steel stand pipe card installed, floors less than 5m, one each floor, each floor storey greater than 5m 2. Install piping to allow each of the vertical deviation of less than 5m 8mm, the level of installation per 10m Tolerance 10mm.
    2.4 paint metal pipe should be uniform, no rubber, coated bubbles and leakage. Thick
 

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