Shield launching technology in the project of Beijing railway underground diameter project

Lv Chuantian、Zhai Zhiguo、Su Qinggui

Strategic Study of CAE ›› 2010, Vol. 12 ›› Issue (12) : 59-64.

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Strategic Study of CAE ›› 2010, Vol. 12 ›› Issue (12) : 59-64.

Shield launching technology in the project of Beijing railway underground diameter project

Lv Chuantian、Zhai Zhiguo、Su Qinggui

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Abstract

Based on the introduction of building launching shaft and the shield launching of Beijing Rail Transit which constructed with a slurry shield machine by Ø12.04 m, some key technologies of shield launching were summarized in the urban areas and the water-rich grit stone geological conditions.

Keywords

urban / water-rich sandy gravel / big diameter / slurry shield / launching

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Lv Chuantian,Zhai Zhiguo,Su Qinggui. Shield launching technology in the project of Beijing railway underground diameter project. Strategic Study of CAE, 2010, 12(12): 59‒64