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<br /> <br /> TUNNELLING JOURNAL FEBRUARY/MARCH 2025<br /> February/March 2025<br /> The International Journal for the Tunnelling Industry<br /> www.tunnellingjournal.com<br /> Constructing<br /> Cross passages<br /> through groundwater<br /> What is the right methodology?<br /> Page Page Page<br /> 20 Tunnelling<br /> through time<br /> TJ investigates the<br /> Har Ha-Menuchot<br /> underground<br /> Cemetery, which<br /> won first placing in<br /> the ITA Tunnelling<br /> Awards 2024 ‘Beyond<br /> Engineering’ category. 24<br /> Lift and access<br /> solutions<br /> How working safely<br /> and efficiently in<br /> severe weather, at<br /> extreme depths or<br<a title="TJ Feb/Mar 2025 page 1" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=1"> </a> <a title="TJ Feb/Mar 2025 page 2" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=2"> TUNNELLING JOURNAL FEBRUARY/MARCH 2025 February/</a> <a title="TJ Feb/Mar 2025 page 3" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=3"> 2 Tunnelling Journal </a> <a title="TJ Feb/Mar 2025 page 4" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=4"> CONTENTS Editor’s comment – page 5 Industry News</a> <a title="TJ Feb/Mar 2025 page 5" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=5"> rocktechnology.sandvik/groundsupport AT – Pipe </a> <a title="TJ Feb/Mar 2025 page 6" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=6"> EDITOR’S COMMENT Multi-everything Are you old e</a> <a title="TJ Feb/Mar 2025 page 7" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=7"> BREAKING INDUSTRY NEWS The Boring Company signs M</a> <a title="TJ Feb/Mar 2025 page 8" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=8"> 0121 508 6970 | mapei.co.uk Tunnelling Journal 7</a> <a title="TJ Feb/Mar 2025 page 9" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=9"> Cross passages through groundwater What is the r</a> <a title="TJ Feb/Mar 2025 page 10" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=10"> Why be a BEV first mover? Cro</a> <a title="TJ Feb/Mar 2025 page 11" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=11"> fibre optic temperature systems, where we use glas</a> <a title="TJ Feb/Mar 2025 page 12" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=12"> PC: Barnard Challenges Accepted. Custom equipme</a> <a title="TJ Feb/Mar 2025 page 13" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=13"> Launch frame for cross passage TBM on the</a> <a title="TJ Feb/Mar 2025 page 14" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=14"> the collapse area was revealed by excavation. </a> <a title="TJ Feb/Mar 2025 page 15" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=15"> A 3D image of the collapse helped inform </a> <a title="TJ Feb/Mar 2025 page 16" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=16"> THE SMART FUTURE OF CONCRETE SPRAYING Less w</a> <a title="TJ Feb/Mar 2025 page 17" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=17"> TBMs in Mines Shani Wallis, Freelance Reporter, l</a> <a title="TJ Feb/Mar 2025 page 18" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=18"> TBMs in mines • A global situation to be mana</a> <a title="TJ Feb/Mar 2025 page 19" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=19"> The WTC2014 ITA Open Session in Igua</a> <a title="TJ Feb/Mar 2025 page 20" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=20"> Tunnelling Journal 19</a> <a title="TJ Feb/Mar 2025 page 21" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=21"> Project Name: Har Ha-Menuchot underground Cemeter</a> <a title="TJ Feb/Mar 2025 page 22" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=22"> Tunnelling through time: The rise of underground </a> <a title="TJ Feb/Mar 2025 page 23" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=23"> Removal of drill & blast excavated rock </a> <a title="TJ Feb/Mar 2025 page 24" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=24"> Tunnelling through time: The rise of underground </a> <a title="TJ Feb/Mar 2025 page 25" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=25"> Lift and access solutions to meet the challenges </a> <a title="TJ Feb/Mar 2025 page 26" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=26"> Lift and access solutions to meet the challenges </a> <a title="TJ Feb/Mar 2025 page 27" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=27"> Registration Opens Spring 2025 Attend the Nation’</a> <a title="TJ Feb/Mar 2025 page 28" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=28"> Lift and access solutions to meet the challenges </a> <a title="TJ Feb/Mar 2025 page 29" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=29"> for sale or rent. However, it’s increasingly seei</a> <a title="TJ Feb/Mar 2025 page 30" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=30"> Advances in Tunneling Technology | November 3-5, </a> <a title="TJ Feb/Mar 2025 page 31" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=31"> Crossing the fault zone on TELT’s SMP4 M. Calorio</a> <a title="TJ Feb/Mar 2025 page 32" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=32"> Crossing the fault zone on TELT’s SMP4 </a> <a title="TJ Feb/Mar 2025 page 33" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=33"> Figure 4. View of the reduced section with HEB240</a> <a title="TJ Feb/Mar 2025 page 34" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=34"> Crossing the fault zone on TELT’s SMP4 Deforma</a> <a title="TJ Feb/Mar 2025 page 35" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=35"> VSDs – choosing what’s right for you Maria Lushi</a> <a title="TJ Feb/Mar 2025 page 36" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=36"> Managing fire safety The confined spaces and high-d</a> <a title="TJ Feb/Mar 2025 page 37" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=37"> See you in ITA WTC 2025 The countdown is on fo</a> <a title="TJ Feb/Mar 2025 page 38" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=38"> See you in Stockholm - ITA WTC 2025 </a> <a title="TJ Feb/Mar 2025 page 39" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=39"> CONTACT US Tris Thomas Editorial Director Tel: + </a> <a title="TJ Feb/Mar 2025 page 40" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=40"> Register now! World Tunnel Congress Stockholm 9–1</a> <a title="TJ Feb/Mar 2025 page 41" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=41"> </a> <a title="TJ Feb/Mar 2025 page 42" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=42"> The magazine for the Tunnelling Association of Ca</a> <a title="TJ Feb/Mar 2025 page 43" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=43"> Above. </a> <a title="TJ Feb/Mar 2025 page 44" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=44"> Contacts The Tunnelling Association of Canada (T</a> <a title="TJ Feb/Mar 2025 page 45" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=45"> President’s Welcome </a> <a title="TJ Feb/Mar 2025 page 46" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=46"> TAC Board Members TAC announced retirements and n</a> <a title="TJ Feb/Mar 2025 page 47" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=47"> Pioneering smarter underground solutions From co</a> <a title="TJ Feb/Mar 2025 page 48" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=48"> The Next Generation Future Projects Looking at </a> <a title="TJ Feb/Mar 2025 page 49" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=49"> Gaspari explains, adding that Canada has very str</a> <a title="TJ Feb/Mar 2025 page 50" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=50"> tools to overcome these technical challenges, hav</a> <a title="TJ Feb/Mar 2025 page 51" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=51"> 10 Canadian Tunnelling</a> <a title="TJ Feb/Mar 2025 page 52" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=52"> The Next Generation - Part 2 Future-proofing the</a> <a title="TJ Feb/Mar 2025 page 53" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=53"> in it from a young age in order to create that pi</a> <a title="TJ Feb/Mar 2025 page 54" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=54"> “For them, digitalization is the norm. Howeve</a> <a title="TJ Feb/Mar 2025 page 55" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=55"> is faster and easier, yes, but if we’re not educa</a> <a title="TJ Feb/Mar 2025 page 56" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=56"> 100% Recycled Plastic Safe ha for the toughes</a> <a title="TJ Feb/Mar 2025 page 57" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=57"> Montreal 2024 Conference Success With more than 6</a> <a title="TJ Feb/Mar 2025 page 58" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=58"> MONTREAL 2024 CONFERENCE SUCCESS </a> <a title="TJ Feb/Mar 2025 page 59" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=59"> Celebrating TAC’s 2024 Achievement Award Winners </a> <a title="TJ Feb/Mar 2025 page 60" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=60"> CELEBRATING TAC’S 2024 ACHIEVEMENT AWARD WINNERS </a> <a title="TJ Feb/Mar 2025 page 61" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=61"> Canadian Project of the Year Award (Over $300M CA</a> <a title="TJ Feb/Mar 2025 page 62" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=62"> KEEP YOUR PROJECT ADVANCING INTERNATIONAL HYPERB</a> <a title="TJ Feb/Mar 2025 page 63" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=63"> An interview with tunnel leaders from across the </a> <a title="TJ Feb/Mar 2025 page 64" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=64"> AN INTERVIEW WITH TUNNEL LEADERS FROM ACROSS THE </a> <a title="TJ Feb/Mar 2025 page 65" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=65"> NEWS The following section presents updates on a</a> <a title="TJ Feb/Mar 2025 page 66" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=66"> NEWS Quebec and Maritimes regional tunnel projec</a> <a title="TJ Feb/Mar 2025 page 67" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=67"> NEWS underground twin tunnel segment. Proposals</a> <a title="TJ Feb/Mar 2025 page 68" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=68"> A proud heritage of innovative thinking. </a> <a title="TJ Feb/Mar 2025 page 69" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=69"> TAC Conferences and Workshops One of TAC’s mai</a> <a title="TJ Feb/Mar 2025 page 70" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=70"> Join us in Vancouver this November TAC Workshop o</a> <a title="TJ Feb/Mar 2025 page 71" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=71"> MAY 15-21, 2026 - MONTRÉAL, CANADA Palais des con</a> <a title="TJ Feb/Mar 2025 page 72" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=72"> WE LOOK FOWARD TO WELCOMING YOU TO WTC 2026! On </a> <a title="TJ Feb/Mar 2025 page 73" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=73"> Tunnelling Ahead: Attracting the Next Generation </a> <a title="TJ Feb/Mar 2025 page 74" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=74"> TUNNELLING AHEAD: ATTRACTING THE NEXT GENERATION </a> <a title="TJ Feb/Mar 2025 page 75" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=75"> TAC CHAPTER NEWS Ontario Chapter Updates Dan If</a> <a title="TJ Feb/Mar 2025 page 76" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=76"> The magazine for the Tunnelling Association of Ca</a> <a title="TJ Feb/Mar 2025 page 77" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=77"> Welcome to the TAC+ Directory Published every ye</a> <a title="TJ Feb/Mar 2025 page 78" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=78"> TAC Corporate Directory plus Our Commercial Di</a> <a title="TJ Feb/Mar 2025 page 79" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=79"> TAC Corporate Directory plus Hatch is an inter</a> <a title="TJ Feb/Mar 2025 page 80" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=80"> TAC Corporate Directory plus Contact informati</a> <a title="TJ Feb/Mar 2025 page 81" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=81"> Above. </a> <a title="TJ Feb/Mar 2025 page 82" href="https://secure.viewer.zmags.com/publication/1bbbebed?page=82"> TAC Corporate Directory plus Michels Canada is</a>