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<br /> The magazine for the Tunnelling Association of Canada.<br /> www.tunnelcanada.ca<br /> April/May 2026<br /> A warm welcome<br /> from Montréal<br /> Canadian Tunnelling 1<br /> CAN April 202.indd 1 13/04/2026 14:18<br /> The International Journal for the Tunnelling Industry | April/May 2026 <br /> Herrenknecht high-tech<br /> in XXL format crosses<br /> under the Panama Canal<br /> <br /> <br /> <br /> Page Page Page<br /> 10<br /> HS2<br /> Tun<br /> The<br /> TBM<br /> da<br /> on<br /> driv<br /> Co<br /> Eus<br /> eam<br /> wast<br /> lauTA<br /> eal.<br /> 34<br /> T<br /> The Great Italian<br /> Tunnelling Boom<br /> TJ asked Enrico<br /> Maria Pizzarotti,<br /> president of SIG, the<br /> Italian Tunnelling<br /> Society, how the<br /> country’s tunnelling<br /> sector is rising to the<br /> unnelling Journal 1<br /> challenge.<br /> ’s Euston<br /><a title="TJ April/May 2026 page 1" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=1"> The magazine for the Tunnelling Association of Ca</a> <a title="TJ April/May 2026 page 2" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=2"> The International Journal for the Tunnelling Indu</a> <a title="TJ April/May 2026 page 3" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=3"> 2 Tunnelling Journal</a> <a title="TJ April/May 2026 page 4" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=4"> Cover Story Herrenknecht XXL-TBM crosses Panama C</a> <a title="TJ April/May 2026 page 5" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=5"> mining.sandvik/groundsupport Responsibility tha</a> <a title="TJ April/May 2026 page 6" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=6"> EDITOR’S COMMENT Evolve – and quickly! The glob</a> <a title="TJ April/May 2026 page 7" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=7"> BREAKING INDUSTRY NEWS TBM assembly begins on Mum</a> <a title="TJ April/May 2026 page 8" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=8"> ALWAYS ADVANCING www.terratec.co </a> <a title="TJ April/May 2026 page 9" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=9"> Panama Metro sees milestone breakthrough The Con</a> <a title="TJ April/May 2026 page 10" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=10"> THE DIGITAL TUNNELLER Naomi Wheeler Reed, Associa</a> <a title="TJ April/May 2026 page 11" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=11"> HS2’s Euston Tunnel is underway The last of the </a> <a title="TJ April/May 2026 page 12" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=12"> HS2’s Euston Tunnel is underway </a> <a title="TJ April/May 2026 page 13" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=13"> utt.mapei.com 12 Tunnelling Journal</a> <a title="TJ April/May 2026 page 14" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=14"> ITA gets set for new multi-billion-pound </a> <a title="TJ April/May 2026 page 15" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=15"> he laboratory came scientists from t to the 2024 </a> <a title="TJ April/May 2026 page 16" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=16"> Segmental Linings YOUR TRUSTE</a> <a title="TJ April/May 2026 page 17" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=17"> SCL Roundtable In the run up to ITA WTC2026, Nico</a> <a title="TJ April/May 2026 page 18" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=18"> a great opportunity to be more sophisticated in h</a> <a title="TJ April/May 2026 page 19" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=19"> ITA Report No.24, Permanent Sprayed Concrete </a> <a title="TJ April/May 2026 page 20" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=20"> Every move it makes... With automated position t</a> <a title="TJ April/May 2026 page 21" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=21"> Sprayed shotcrete lining application underway </a> <a title="TJ April/May 2026 page 22" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=22"> properties and move the industry toward basically</a> <a title="TJ April/May 2026 page 23" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=23"> Underground assembly and launch for the Western H</a> <a title="TJ April/May 2026 page 24" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=24"> Underground assembly and launch for the Western H</a> <a title="TJ April/May 2026 page 25" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=25"> 24 Tunnelling Journal</a> <a title="TJ April/May 2026 page 26" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=26"> Underground assembly and launch for the Western H</a> <a title="TJ April/May 2026 page 27" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=27"> Figure 5b and 5c: TBM Cutterhead Installation t</a> <a title="TJ April/May 2026 page 28" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=28"> ai17726126966_Tunnelling Journal - Conquip Brand </a> <a title="TJ April/May 2026 page 29" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=29"> AirMover engineered to move Titans Endurin</a> <a title="TJ April/May 2026 page 30" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=30"> Underground assembly and launch for the Western H</a> <a title="TJ April/May 2026 page 31" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=31"> Figure 8a: Underground locati</a> <a title="TJ April/May 2026 page 32" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=32"> TUNNEL CONSTRUCTION CONTACT Messe</a> <a title="TJ April/May 2026 page 33" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=33"> The Great Italian Tunnelling Boom works. The sec</a> <a title="TJ April/May 2026 page 34" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=34"> The Great Italian Tunnelling Boom bring innovati</a> <a title="TJ April/May 2026 page 35" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=35"> Palmieri Airmover Palmieri’s compressed air cushi</a> <a title="TJ April/May 2026 page 36" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=36"> ELEVATED THINKING, UNDERGROUND For 26 years Gall</a> <a title="TJ April/May 2026 page 37" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=37"> New fire test unlocks SFRC segments in Italy Alth</a> <a title="TJ April/May 2026 page 38" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=38"> Simultaneous TBM Excavation and Segment Erection </a> <a title="TJ April/May 2026 page 39" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=39"> Figure 3. Thrust shell and expa</a> <a title="TJ April/May 2026 page 40" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=40"> Simultaneous TBM Excavation and Segment Erection </a> <a title="TJ April/May 2026 page 41" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=41"> on the Thrust shell 100 toward its final position </a> <a title="TJ April/May 2026 page 42" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=42"> VE TECHNICAL SESSIONS | GLOBAL INDUSTRY LEADERS </a> <a title="TJ April/May 2026 page 43" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=43"> CONTACT US Tris Thomas Editorial Director Tel: + </a> <a title="TJ April/May 2026 page 44" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=44"> SAVE THE DATE 1,200+ ATTENDEES Conne</a> <a title="TJ April/May 2026 page 45" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=45"> </a> <a title="TJ April/May 2026 page 46" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=46"> The magazine for the Tunnelling Association of Ca</a> <a title="TJ April/May 2026 page 47" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=47"> Time-saving method High-performance quality Fast</a> <a title="TJ April/May 2026 page 48" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=48"> Contacts The Tunnelling Association of Canada (T</a> <a title="TJ April/May 2026 page 49" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=49"> President’s Welcome </a> <a title="TJ April/May 2026 page 50" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=50"> TAC Board Members TAC announced retirements and n</a> <a title="TJ April/May 2026 page 51" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=51"> Leaders in Overhauled Equipment for the Internati</a> <a title="TJ April/May 2026 page 52" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=52"> Tunnel Resiliency A major rehabilitation of the </a> <a title="TJ April/May 2026 page 53" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=53"> ventilation towers, and the screed layer in the t</a> <a title="TJ April/May 2026 page 54" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=54"> VISIT US AT WTC — BOOTH D1014 1959 </a> <a title="TJ April/May 2026 page 55" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=55"> An Interview with Larry Beasley Internationally k</a> <a title="TJ April/May 2026 page 56" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=56"> Canadian Tunnelling 11</a> <a title="TJ April/May 2026 page 57" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=57"> underground in our cities and how we can make the</a> <a title="TJ April/May 2026 page 58" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=58"> out to other people and you put that all together</a> <a title="TJ April/May 2026 page 59" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=59"> home and living at home, they were still going do</a> <a title="TJ April/May 2026 page 60" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=60"> A warm welcome extended to all André Rancourt Cha</a> <a title="TJ April/May 2026 page 61" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=61"> Pioneering intelligent underground solutions From</a> <a title="TJ April/May 2026 page 62" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=62"> Events happening at ITA WTC2026 Keynote speaker a</a> <a title="TJ April/May 2026 page 63" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=63"> MONTREAL’S OLD PORT WATERFRONT” COMING SOO</a> <a title="TJ April/May 2026 page 64" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=64"> Antwerp 2027: Underground Creativity to Meet Soci</a> <a title="TJ April/May 2026 page 65" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=65"> CONGRESS 2026 Connecting Communities through Und</a> <a title="TJ April/May 2026 page 66" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=66"> CONGRESS 2026 Connecting Communities through </a> <a title="TJ April/May 2026 page 67" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=67"> ITA World Tunnel Congress 2027 Antwerp UNDERGROUN</a> <a title="TJ April/May 2026 page 68" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=68"> Building the Future Together Lauryn Gehier, TACym</a> <a title="TJ April/May 2026 page 69" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=69"> 2025 training course Contracting and delivery me</a> <a title="TJ April/May 2026 page 70" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=70"> TAC 2025 Workshop – Health & Safety Underground </a> <a title="TJ April/May 2026 page 71" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=71"> companies often evolves faster than that of regul</a> <a title="TJ April/May 2026 page 72" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=72"> industrial and infrastructure, Smith and Long, fo</a> <a title="TJ April/May 2026 page 73" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=73"> TAC CHAPTER NEWS Ontario Chapter Dan Ifrim, On</a> <a title="TJ April/May 2026 page 74" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=74"> Celebrating TAC’s 2025 Achievement Award </a> <a title="TJ April/May 2026 page 75" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=75"> PROJECT NEWS Alberta regional tunnel project up</a> <a title="TJ April/May 2026 page 76" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=76"> TAC Corporate Directory plus Our Commercial Di</a> <a title="TJ April/May 2026 page 77" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=77"> TAC Corporate Directory plus PIONEERING UNDERGR</a> <a title="TJ April/May 2026 page 78" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=78"> TAC Corporate Directory plus YOUR UNDERGROUND P</a> <a title="TJ April/May 2026 page 79" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=79"> Above. Beyond. Below. </a> <a title="TJ April/May 2026 page 80" href="https://secure.viewer.zmags.com/publication/0c7b6a63?page=80"> TAC Corporate Directory plus Michels Canada is</a>