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| STUDY ON BLAST TECHNIQUE FOR DOUBLE-TRACKING OF ELECTRIFIED RAILWAYS |
| LI Ya-lin |
| Headquarters of Double-Tracking of Bao-Cheng Railway, Chengdu Railway Administration. |
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Abstract The construction works of controlled blasting at near sides of existing electrified railways are summarized, the controlled blasting schemes under different rock situations arc analyzed, and the particular measures to guarantee the safety operation on the existing railway line arc proposed. Reference has been provided for the similar construction works hereafter.
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Received: 28 October 2001
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2001, Vol. 18 
