6月3日上午,郑州轨道交通6号线一期工程东北段03工区货站街站—博览中心站区间盾构机在货站街站顺利始发,这标志着郑州地铁6号线03工区正式进入盾构施工阶段。
据了解,此次始发的“超越号”盾构机外径为6.46米,总长约87米,重约500吨,是集机械、电气、液压、光感、水气流体、测量、材料等多种技术和多种功能于一体的综合性设备,集合了隧道施工过程中的开挖、出土、支护、注浆、导向等功能,货站街站—博览中心站区间计划于2021年9月30日实现隧道洞通。
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