铁路隧道喷锚衬砌现状的重点调查(上)

• 作 者: 铁道部喷锚衬砌调查组
• 出 处: 铁道建筑
• 发表日期: 1979年01期
• 关键词: 喷锚衬砌 铁路隧道 永久衬砌 喷锚 铁路线 喷射混凝土 喷混凝土 毛主席 页岩互层 砂浆锚杆

一、概况 将喷射混凝土或喷锚结合用于隧道的永久衬砌(以下统称喷锚衬砌),是在1966年成昆铁路部分隧道中初次试用的。在毛主席无产阶级革命路线指引下,喷锚衬砌逐步推广到五条干线及其它一些铁路线的隧道。截至调查时止,总计已有约23公里。近两三年,喷锚衬砌在新建铁路隧道及旧线整治方面又有了新的发

First, the general situation Sprayed concrete or shotcrete anchor used in the tunnel of the permanent lining (hereinafter referred to as the spray anchor lining), was in 1966, Chengdu-Kunming railway tunnel for the first time trial. Guided by Chairman Mao’s proletarian revolutionary line, spray lining has been gradually extended to the tunnels of five main lines and other railway lines. As of the survey ended, a total of about 23 km. In the past two or three years, spray lining has been newly developed in the construction of new railway tunnels and old lines