来源:北方网 | 2022-04-24 11:00:31 |
加固和整修后的平台油饰一新。
世纪钟全新亮相。本报记者 吴迪 通讯员 彭娜 摄
天津北方网讯:4月22日,随着整体油饰完毕,焕然一新的世纪钟展现在游客和市民面前。
连日来,路过天津站前广场的市民游客会发现,世纪钟悄悄地蒙上了一层“面纱”,维修工人们在里面有序施工。作为我市标志性建筑之一,世纪钟经历了20余年的风霜雪雨,锈蚀和老化日趋严重。由全金属材料制成的世纪钟钟高48米,分为钟盘、日月摆架、齿轮和底座四部分。河东区城管委工作人员在巡查中发现,其钢制平台的底面及外侧出现较严重的锈蚀破损。“具体破损的部位是支撑钟盘与摆架的钢制平台,高度距离地面20米左右。”河东区城管委景观科王勇介绍,维修人员需要先登上底座,再攀爬二段维修用的铁梯穿过总控室才能到达破损部位。因为二段铁梯直上直下,四周没有安装护栏,给维修带来了一定困难。
据记者了解,为保证世纪钟维修施工质量,施工单位需要将修补的位置沿边缘进行切割,再用新钢板填补后焊接,最后对作业面及周边进行彻底除锈。“除了钢板厚度和焊缝的高度必须达到技术标准,除锈作业也要过关。”王勇说,要先涂刷防锈底漆,再涂刷二遍面漆,增加漆膜的厚度,进而增强防水性与耐久性,才能达到要求的使用年限。(津云新闻编辑刘颖)
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