87% Of the Occidente tunnel is excavated. With 4,600 meters it will be one of the longest tunnels in Colombia.
#Colombia’s Occidente tunnel project is ahead of schedule.
The completion date is expected in August 2020 two months ahead of schedule which is very rare in tunneling
https://www.worldhighways.com/wh10/news/colombia-tunnel-project-ahead-schedule
Construction work on a key Colombian tunnel project is ahead of schedule.
In a ceremony attended by the president of Colombia, Iván Duque Márquez, TBM that had been advancing through each of the portals of the second tube of the Túnel de Occidente breakthrough.
La perforación de los taladros, la carga del explosivo, el retiro de la roca y una retroexcavadora Jumbo de tres brazos, operada de forma automática c...
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.elcolombiano.com/antioquia/excavacion-del-segundo-tunel-de-occidente-esta-en-su-recta-final-LL13094825
Excavación del segundo túnel de Occidente llega a su recta final
www.elcolombiano.comLa concesionaria Desarrollo Vial al Mar, Devimar, reportó que la excavación del segundo tubo del túnel de Occidente, de 4.600 metros de extensión, ent...