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| APPLICATION OF PRESTRESSED ANCHOR CABLE TO CONTROL ENGINEERING OF UNSTABLE ROCKMASSES IN HEQUNXIA EXPERIMENTAL SECTION |
| Liu Shifeng |
| (Northwest Research Institute,Chian Railway Engineering Corporation, Lanzhou 730000 China) |
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Abstract The construction cases are described to control the unstable rockmasses in Hequnxia experimental section,such as drilling hole,installation,grouting,extending,and prestress loss.
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Received: 01 March 2003
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