
北盐区间是地铁8号线二期第2段盾构区间工程,沿北山道站下方敷设,左线全长约989.9m,右线全长约996.3m,区间隧道覆土厚度9.7~14.9m。区间隧道采用2台土压平衡盾构机,出北山道站后沿北山道继续向东偏南敷设,下穿北山道人行天桥、侧穿北山立交主线桥、下穿平盐铁路桥后,进入盐田食街站。
地铁8号线二期从8号线终点站盐田路站末端接出,东延至小梅沙,全长约8km。全线采用地下敷设,包含四站四区间,均在盐田区内。
线路共设4座车站:北山道站、盐田食街站、大梅沙站和小梅沙站。
截至目前,全线4座车站主体围护结构已全部完成,土方开挖已完成100%,主体结构已完成93%,区间盾构已完成12%。
其中,2 座车站(北山道站、小梅沙站)已封顶,1 条盾构隧道(盐北区间左线)已贯通,全线7台盾构已始发 5 台。
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