TUNNELLING MODERN TUNNEL SYSTEMS PAVE THE WAY FOR THE FUTURE THE FUTURE OF MOBILITY LIES UNDERGROUND – LET'S BUILD IT TOGETHER Advancing urbanization requires the construction of modern infrastructures to create new connections in and between metropolitan areas. For this, our tunnelling technology is paving the way underground safely and efficiently. By 2030 already, 60 percent of the world's population is expected to live in cities. In planning offices and on jobsites, professionals are working hard to meet the increasing demands for ever more efficient infrastructures. Almost always there with them: Herrenknecht experts and tunnel boring machines. With our tunnelling technology and our expertise from thousands of completed projects, we support contractors on a daily basis to successfully carry out challenging underground traffic and supply projects. Our high-tech machines enable high advance rates in any geology with maximum safety for buildings, infrastructures and personnel. Working in teamwork together, modern, integrated tunnel systems for metro, road, railway, passenger, supply and disposal tunnels are the result – built on budget and on schedule. TRAFFIC TUNNELLING UTILITY TUNNELLING OUR TUNNELLING TECHNOLOGY AVN Machine 0.4–4.8m Soft ground Heterogeneous ground Rock EPB Shield 1.7–16m Soft ground Mixshield 3.7–19m Heterogeneous ground Double Shield TBM 2.8–12.5m Rock Multi-mode TBM 2.4–19m Heterogeneous ground HDD Rig 0.2–2m (8–80") Soft ground Rock Single Shield TBM 1.5–14m Rock Gripper TBM 2–12.5m Rock Direct Pipe® 0.8–1.5m (30–60“) Soft ground Heterogeneous ground Rock Pipe Express® 0.9–1.5 m (36–60“) Soft ground Heterogeneous ground E-Power Pipe® 0.5-0.8 m (10–28") Heterogeneous ground Vertical Shaft Sinking Machine (VSM) 4.5–18m Soft ground Heterogeneous ground Rock OFD® 1,5-12m Soft ground Heterogeneous ground Rock Auger Boring Machine 0.1–1.4m Soft ground Heterogeneous ground Rock Partial-face Excavation Machine 2–12m Soft ground Heterogeneous ground Rock © Herrenknecht AG 2021 LEGAL NOTICE PRIVACY POLICY PRESS SERVICES

A SUCCESSFUL START TO YOUR CAREER Now that you’ve completed your studies or training, do you want to get your career off to a good start? As an innovative and globally successful family business, we offer numerous entry-level and development opportunities to motivated graduates. We provide you with support as you embark on your career. From the beginning we will build you up with comprehensive supervision, versatile skills training and responsible projects. INSIGHTS AT HERRENKNECHT FIND A JOB Look here to find the job offer at Herrenknecht which suits you. TO JOB MARKET Would you like to apply to one of our Group Brands? Please click on the corresponding logo. © Herrenknecht AG 2021 LEGAL NOTICE PRIVACY POLICY PRESS SERVICES