After the cable tray is in place, the cable can be laid. According to the original plan. Cables laid on the bridge shall be arranged in order. Try to avoid crossing the road. The laying shall be fixed at a proper distance and the signs shall be installed in time. Marking plates shall be installed at both ends of cable ends and shafts. The line number shall be indicated on the marking board. If not, the cable type, specification and starting and ending address shall be indicated: the handwriting shall be clear, not easy to fall, the specification shall be universal, and the anti-corrosion and hanging shall be firm.

　　電纜穿過豎井后，用防火枕將電纜密封。規(guī)劃施工時(shí)預(yù)埋在樓層底部的預(yù)埋件用于防火隔斷的固定，防火隔斷為4mm厚鋼板。火枕頭有三種規(guī)格,在此期間我輸入32 o x 120 x 25日Ⅱ類型是160 * 120 * 25,Ⅲ類型是160 * 75 * 25,根據(jù)預(yù)留孔和橋梁標(biāo)準(zhǔn),選擇火枕頭類型。將火枕放置在防火隔墻上時(shí)，應(yīng)整齊地放置在電纜旁邊，使火枕與電纜之間的間隙不應(yīng)超過1cm，火枕厚度不應(yīng)小于24cm。

　　After the cable passes through the shaft, the cable shall be sealed with a fireproof pillow. The embedded parts embedded at the bottom of the floor during the planning and construction are used to fix the fire partition, which is 4mm thick steel plate. There are three specifications of fire pillow. During this period, I input 32 o x 120 x 25 days, type II is 160 * 120 * 25, type III is 160 * 75 * 25. According to the standard of reserved holes and bridges, I choose the type of fire pillow. When the fire pillow is placed on the fire partition wall, it shall be placed next to the cable neatly, so that the gap between the fire pillow and the cable shall not exceed 1cm, and the thickness of the fire pillow shall not be less than 24cm.

　　在電纜橋的兩端和連接處應(yīng)留出一段備用長(zhǎng)度。電纜進(jìn)入豎井、線圈、管道時(shí)，應(yīng)關(guān)閉出入口，管道密封。如果電纜橋架敷設(shè)在有麻鞘的軸上，應(yīng)將麻鞘剝離，保留護(hù)甲。施工前，電纜橋架應(yīng)清洗、密封。

　　A spare length shall be reserved at both ends of the cable bridge and at the connection. When the cable enters the shaft, coil and pipeline, the access shall be closed and the pipeline shall be sealed. If the cable tray is laid on the shaft with hemp sheath, the hemp sheath shall be stripped and the armor shall be kept. Before construction, the cable tray shall be cleaned and sealed.

　　以上是濟(jì)南電纜橋架公司小編為大家介紹的相關(guān)內(nèi)容，想要了解更多內(nèi)容，歡迎訪問網(wǎng)站：http://m.xcxshg.com

　　The above is the relevant content introduced by Jinan cable bridge company. To learn more, please visit the website: http://m.xcxshg.com