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９０ｍ双筒钢塔架式排气烟囱施工株洲市建公司承建的株洲化工厂硫酸分厂废气排放烟囱，系一拆旧建新工程。烟囱总高９０ｍ，其钢塔架为型钢焊接成格构式构造，置于１３．７ｍ高的钢筋混凝土平台上。塔架的标准节尺寸为ｓｉｎＸ２．ｓｉｎＸ３ｍ，共２５节，每节平均重约４...
90m double-tube steel tower exhaust chimney construction Zhuzhou City Construction Company contracted Zhuzhou Chemical Plant’s sulfuric acid plant exhaust gas chimney, a demolition of the old construction of new projects. The total height of the chimney is 90m. Its steel tower is welded into a lattice structure and placed on a 13.7m high reinforced concrete platform. The standard section size of the tower is sinX2. sinX3m, a total of 25 sections, each section weighs about 4...