Guangzhou Central Urban Underground Comprehensive Tunnel Project
The tunnel mainly passes through silty medium-coarse sand, powdery fine sand layer, medium-coarse sand layer, silty soil, plastic powdery clay, fully weathered clastic rock, strongly weathered conglomerate-bearing coarse sandstone, strongly weathered muddy siltstone, moderately weathered coarse sandstone, moderately weathered muddy siltstone, slightly weathered conglomerate-bearing coarse sandstone.
隧道洞身主要穿越淤泥质中粗砂、粉细砂层、中粗砂层、淤泥质土、可塑粉质黏土、全风化碎屑岩、强风化含砾粗砂岩、强风化泥质粉砂岩、中风化粗砂岩、中风化泥质粉砂岩、微风化含砾粗砂岩。
Guangzhou Central Urban Underground Comprehensive Tunnel Project
28#～29# section mainly passes through strongly weathered muddy siltstone, moderately weathered marl, strongly weathered andesite, moderately weathered andesite, slightly weathered andesite; 29#～30# section mainly passes through strongly weathered muddy siltstone, moderately weathered muddy siltstone, slightly weathered muddy siltstone.
28#～29#区间主要穿越强风化泥质粉砂岩、中风化泥灰岩、强风化安山岩、中风化安山岩、微风化安山岩; 29#～30#区间主要穿越强风化泥质粉砂岩、中风化泥质粉砂岩、微风化泥质粉砂岩。
On March 12, after two days of rigorous acceptance, the shield machine No. 33 and No. 36 of China Railway Shanhe were successfully delivered to Shenzhen Metro Construction Group, and the position of China Railway Shanhe in the shield construction market of Guangdong, Hong Kong and Macao Bay Area was further consolidated and enhanced.
At 20:23 on January 30th, in the No.3 exit shaft of Wanjiali Road Rapid Transformation North Extension (including Power Tunnel) Project, with the 13# shield machine cutter of China Railway Shanhe slowly cutting the piles of the enclosing structure, the 13# shield machine cutter appeared in the line of sight, and the first section of the tunnel of Wanjiali Power Tunnel Project was successfully passed through.
1月30日20点23分 ，在万家丽路快速化改造北延线(含电力隧道)工程3号出线井内，随着中铁山河13#盾构机刀盘缓缓切削围护结构桩体，13#盾构机刀盘出现在视线中，万家丽电力隧道项目首段隧道顺利贯通。
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