Blasting Demolition Technology of Cofferdam at the Entrance and Exit of 
Right Diversion Tunnel in Jinping&nbsp;|Stage I Hydropower Station

ZHANG Degao，LI Yanchen

doi:B

Tunnel Construction >

2009 , Vol. 29 >Issue 3: 313 - 317,321

DOI: https://doi.org/B

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Blasting Demolition Technology of Cofferdam at the Entrance and Exit of
Right Diversion Tunnel in Jinping |Stage I Hydropower Station

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1. Sichuan University2. Sinohydro Bureau 14 Co., Ltd

Received date: 2008-12-22

Revised date: 2009-04-03

Online published: 2009-09-08

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Abstract

Due to the construction situation and some other factors, it is difficult to apply blasting demolition for the cofferdam at the entrance and exit of the right diversion tunnel in Jinping Stage I Hydropower Station. Scientific blasting design, advance risk analysis and strict safetyguaranteeing technology and management have ensured successful first and just once blasting and safe running of the hydropower station.

Cite this article

ZHANG Degao，LI Yanchen . Blasting Demolition Technology of Cofferdam at the Entrance and Exit of
Right Diversion Tunnel in Jinping |Stage I Hydropower Station[J]. Tunnel Construction, 2009 , 29(3) : 313 -317,321 . DOI: B

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