This paper introduces the controlled blasting techinque for stonework and preventive technique for existing lines in construction of depressed roads extension of double line railway 本文介绍了铁路复线扩堑施工中的石方控制爆破技术及对既有线的安全防护技术。
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Abstract : this paper introduces the controlled blasting techinque for stonework and preventive technique for existing lines in construction of depressed road ' s extension of double line railway 文摘:本文介绍了铁路复线扩堑施工中的石方控制爆破技术及对既有线的安全防护技术。
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Environmentally friendly measures to be implemented include public transport by a railway and a smoke - free shuttle system ; implementation of an automated refuse collection system and a district cooling scheme for air - conditioning ; and use of tunnel and depressed roads to promote pedestrianisation 区内拟设置多项环保设施，包括以铁路及无烟环保穿梭运输系统作为公共交通工具；采用自动垃圾收集系统及区域水冷空调系统；使用隧道及路堑式道路，并广设行人专用区等等。
