Vojtech Gall, accompanied by GZ’s South American representative Andrés Giraldo, presented at the 9th Andean Seminar on Tunnels and Underground Works featuring ‘The Challenges Of Underground Engineering’ in Bogotá, Colombia held this year on the 6th and 7th of November at the Hotel Casa Dann Carlton. The Andean Seminar is presented by ACTOS, the Colombian Tunneling Association.

Dr. Gall presented “Versatile Tunneling Methods For Difficult Soft Ground Conditions In Urban Areas.”, a presentation of 9 different projects around the world, showing tunnel design and implementation on dense urban settings as New York, Washington D.C. and London. For more information on the presentation, please visit the official event website here.