Xinhuanet news give report constructor China Railway Bridge Bureau two tube tunnel Jindou Tunnel longest in Guizhou Weiwei Expressway penetrated. 3,455 metre one tube 3,438 metre second tube.
http://big5.xinhuanet.com/gate/big5/www.gz.xinhuanet.com/2020-09/14/c_1126488783.htm
video construction Jindou Tunnel
http://big5.xinhuanet.com/gate/big5/www.gz.xinhuanet.com/2020-09/15/c_1126493853.htm
cover tunnel photo by: Matt Brown from London, England / CC BY
Copyright 2019-2024 TunnelContact.com
http://big5.xinhuanet.com/gate/big5/www.gz.xinhuanet.com/2020-09/14/c_1126488783.htm
貴州威圍高速最長隧道貫通-新華網
big5.xinhuanet.com貴州威圍高速最長隧道貫通---新華社照片,威寧(貴州),2020年9月13日 貴州威圍高速最長隧道貫通 9月13日,工作人員在金鬥隧道內慶祝隧道貫通。