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6月12日凌晨,随着最后1仓混凝土顺利收仓,由华南事业部深蓄项目部承建的2号施工支洞堵头混凝土已全部浇筑完成。2号施工支洞开挖后净断面尺寸为7.50m×6.50m(宽×高),堵头设有实体段和廊道段,实体段混凝土分Ⅰ、Ⅱ、Ⅳ序,廊道段为Ⅲ期混凝土。现场混凝土施工主要包括2号施工支洞底板混凝土清除、清基、底板混凝土浇筑、混凝土浇筑、实体
On the morning of June 12, with the smooth closing of the warehouse of the last 1 position, the No. 2 construction branch plug concrete constructed by the Deep Saving Project Department of South China Division has been fully poured. The size of the net section after excavation of No. 2 construction branch hole is 7.50m × 6.50m (width × height). The plug is provided with solid section and corridor section. Concrete section Ⅰ, Ⅱ, Concrete. The construction of on-site concrete includes the construction of No. 2 construction branch tunnel concrete clear, clear foundation, floor concrete pouring, concrete pouring, solid