TUNNELLING

WALASIAK GmbH stands for decades of experience in the field of safety engineering in tunnelling. Many years of safety-related expert activities in the surface and subsurface sector and extensive experience in the field of product testing for cooling and dust-related products with participation in worldwide certifications programs form the background and foundation of our work. In tunnelling we primarily carry out air conditioning and ventilation system projects. It is noted that we played a crucial part in the designs of site cooling systems in the Gotthard Base Tunnel.