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<br /> north american<br /> Tunneling<br /> Feb/March 2011<br /> www.tunnellingjournal.com j o u r n a l<br /> PRECISION BLASTING<br /> UNDER MANHATTAN<br /> GETTING IT RIGHT ON NO 7 LINE<br /> SEE PAGE 14 DETAILS ON PAGES 18-21 SEE PAGE 22<br /> MIDTOWN<br /> MEMORIES<br /> AS THE MIDTOWN<br /> TUNNEL TURNS 70<br /> WE TAKE A STEP<br /> BACK IN TIME AND<br /> LOOK AT HOW THE<br /> TUNNEL WAS BUILT<br /> A COOL WAY<br /> TO SAFETY<br /> GROUND FREEZING<br /> CAN OFFER SAFE<br /> CONDITIONS FOR<br /> EXCAVATION OF<br /> CROSS PASSAGES<br /> IN SOFT SOILS<br /> AT THE FACE<br /> WE SPEAK TO<br /> BERNIE MARTIN,<br /> ABOUT SOFT<br /> GROUND TBM<br /> PROJECTS AND<br /> SCUBA DIVING<br /> Tunnelling<br /> www.tunnellingjournal.com <a title="TJ Feb/Mar 2011 page 1" href="http://viewer.zmags.com/publication/7b0cd2e9?page=1"> north american Tunneling </a> <a title="TJ Feb/Mar 2011 page 2" href="http://viewer.zmags.com/publication/7b0cd2e9?page=2"> Tunnelling www.tunnellingjournal.com </a> <a title="TJ Feb/Mar 2011 page 3" href="http://viewer.zmags.com/publication/7b0cd2e9?page=3"> Excavating Day anD night The earth never sleeps.</a> <a title="TJ Feb/Mar 2011 page 4" href="http://viewer.zmags.com/publication/7b0cd2e9?page=4"> Right: Breakthrough of one of the TBMs boring Bri</a> <a title="TJ Feb/Mar 2011 page 5" href="http://viewer.zmags.com/publication/7b0cd2e9?page=5"> “Sandvik’s unrivaled intelligence in tunneling gi</a> <a title="TJ Feb/Mar 2011 page 6" href="http://viewer.zmags.com/publication/7b0cd2e9?page=6"> editorScomment Pick your event wisely CONFERENC</a> <a title="TJ Feb/Mar 2011 page 7" href="http://viewer.zmags.com/publication/7b0cd2e9?page=7"> NEWS FROM THE WEB www.tunnellingjournal.com - bre</a> <a title="TJ Feb/Mar 2011 page 8" href="http://viewer.zmags.com/publication/7b0cd2e9?page=8"> www.tunnellingjournal.com - breaking industry new</a> <a title="TJ Feb/Mar 2011 page 9" href="http://viewer.zmags.com/publication/7b0cd2e9?page=9"> NEWS FROM THE WEB www.tunnellingjournal.com - bre</a> <a title="TJ Feb/Mar 2011 page 10" href="http://viewer.zmags.com/publication/7b0cd2e9?page=10"> :+(1 3(5)250$1&( (5)250$1&( 0$77(56 $77(56 :K\GR</a> <a title="TJ Feb/Mar 2011 page 11" href="http://viewer.zmags.com/publication/7b0cd2e9?page=11"> CROSSRAIL SPECIAL Crossrail's path to constructio</a> <a title="TJ Feb/Mar 2011 page 12" href="http://viewer.zmags.com/publication/7b0cd2e9?page=12"> CROSSRAIL SPECIAL squeeze even more savings out</a> <a title="TJ Feb/Mar 2011 page 13" href="http://viewer.zmags.com/publication/7b0cd2e9?page=13"> CROSSRAIL SPECIAL The Connaught Tunn</a> <a title="TJ Feb/Mar 2011 page 14" href="http://viewer.zmags.com/publication/7b0cd2e9?page=14"> Commitment. MAPEI Underground </a> <a title="TJ Feb/Mar 2011 page 15" href="http://viewer.zmags.com/publication/7b0cd2e9?page=15"> CROSSRAIL SPECIAL CROSSRAIL – the Central Section</a> <a title="TJ Feb/Mar 2011 page 16" href="http://viewer.zmags.com/publication/7b0cd2e9?page=16"> CROSSRAIL SPECIAL on the adjacent platform tunne</a> <a title="TJ Feb/Mar 2011 page 17" href="http://viewer.zmags.com/publication/7b0cd2e9?page=17"> CROSSRAIL SPECIAL box, built by the Canary Whar</a> <a title="TJ Feb/Mar 2011 page 18" href="http://viewer.zmags.com/publication/7b0cd2e9?page=18"> CROSSRAIL SPECIAL The Station Platform Tunnel S</a> <a title="TJ Feb/Mar 2011 page 19" href="http://viewer.zmags.com/publication/7b0cd2e9?page=19"> CROSSRAIL SPECIAL Figure 3: Cross section showi</a> <a title="TJ Feb/Mar 2011 page 20" href="http://viewer.zmags.com/publication/7b0cd2e9?page=20"> which would be significant structural damage,” sa</a> <a title="TJ Feb/Mar 2011 page 21" href="http://viewer.zmags.com/publication/7b0cd2e9?page=21"> CROSSRAIL SPECIAL Part of that specification r</a> <a title="TJ Feb/Mar 2011 page 22" href="http://viewer.zmags.com/publication/7b0cd2e9?page=22"> GROUND CONTROL SOLUTIONS Each tunnel has a d</a> <a title="TJ Feb/Mar 2011 page 23" href="http://viewer.zmags.com/publication/7b0cd2e9?page=23"> BRENNER TUNNEL THE BRENNER CHALLENGE Just as the</a> <a title="TJ Feb/Mar 2011 page 24" href="http://viewer.zmags.com/publication/7b0cd2e9?page=24"> BRENNER TUNNEL Emergency Door Cr</a> <a title="TJ Feb/Mar 2011 page 25" href="http://viewer.zmags.com/publication/7b0cd2e9?page=25"> BRENNER TUNNEL problems. Most notable on Gotthar</a> <a title="TJ Feb/Mar 2011 page 26" href="http://viewer.zmags.com/publication/7b0cd2e9?page=26"> BRENNER TUNNEL of US$83M so far, with 30 deep co</a> <a title="TJ Feb/Mar 2011 page 27" href="http://viewer.zmags.com/publication/7b0cd2e9?page=27"> BRENNER TUNNEL to users in cities like Zurich, m</a> <a title="TJ Feb/Mar 2011 page 28" href="http://viewer.zmags.com/publication/7b0cd2e9?page=28"> </a> <a title="TJ Feb/Mar 2011 page 29" href="http://viewer.zmags.com/publication/7b0cd2e9?page=29"> ITA-AITES HELSINKI 2011 - the 37th ITA-AITES Con</a> <a title="TJ Feb/Mar 2011 page 30" href="http://viewer.zmags.com/publication/7b0cd2e9?page=30"> young engineers, the event moves up a gear on the</a> <a title="TJ Feb/Mar 2011 page 31" href="http://viewer.zmags.com/publication/7b0cd2e9?page=31"> TECHNICAL WEBINAR SERIES from 6th April, 2011 </a> <a title="TJ Feb/Mar 2011 page 32" href="http://viewer.zmags.com/publication/7b0cd2e9?page=32"> TOPICS PLANNED FOR 2011 CONVEYOR SYSTEM DESI</a> <a title="TJ Feb/Mar 2011 page 33" href="http://viewer.zmags.com/publication/7b0cd2e9?page=33"> SLURRY OR EPBM? Closed face UNTIL THE INTRODUCTIO</a> <a title="TJ Feb/Mar 2011 page 34" href="http://viewer.zmags.com/publication/7b0cd2e9?page=34"> SLURRY OR EPBM? decisions - </a> <a title="TJ Feb/Mar 2011 page 35" href="http://viewer.zmags.com/publication/7b0cd2e9?page=35"> SLURRY OR EPBM? Tailseals - By definition all cl</a> <a title="TJ Feb/Mar 2011 page 36" href="http://viewer.zmags.com/publication/7b0cd2e9?page=36"> SLURRY OR EPBM? slurry lines. This does not give</a> <a title="TJ Feb/Mar 2011 page 37" href="http://viewer.zmags.com/publication/7b0cd2e9?page=37"> TBMs to control surface settlement within accepta</a> <a title="TJ Feb/Mar 2011 page 38" href="http://viewer.zmags.com/publication/7b0cd2e9?page=38"> SLURRY OR EPBM? ground containing cobbles and bo</a> <a title="TJ Feb/Mar 2011 page 39" href="http://viewer.zmags.com/publication/7b0cd2e9?page=39"> CONTRACT LAW IN THE PREVIOUS edition we took an </a> <a title="TJ Feb/Mar 2011 page 40" href="http://viewer.zmags.com/publication/7b0cd2e9?page=40"> `The Completion Date is the com- pletion date unl</a> <a title="TJ Feb/Mar 2011 page 41" href="http://viewer.zmags.com/publication/7b0cd2e9?page=41"> CONTRACT LAW The Programme Core clauses 31 and 32</a> <a title="TJ Feb/Mar 2011 page 42" href="http://viewer.zmags.com/publication/7b0cd2e9?page=42"> Delivering effective solutions for Crossrail </a> <a title="TJ Feb/Mar 2011 page 43" href="http://viewer.zmags.com/publication/7b0cd2e9?page=43"> CONVEYORS The success of any tunnel project </a> <a title="TJ Feb/Mar 2011 page 44" href="http://viewer.zmags.com/publication/7b0cd2e9?page=44"> recalls Bancroft. “They decided to move the muck </a> <a title="TJ Feb/Mar 2011 page 45" href="http://viewer.zmags.com/publication/7b0cd2e9?page=45"> CONVEYORS targeting for business growth.” Co</a> <a title="TJ Feb/Mar 2011 page 46" href="http://viewer.zmags.com/publication/7b0cd2e9?page=46"> SOLID Offering new custom rolling stock </a> <a title="TJ Feb/Mar 2011 page 47" href="http://viewer.zmags.com/publication/7b0cd2e9?page=47"> ONSITE ASSEMBLY </a> <a title="TJ Feb/Mar 2011 page 48" href="http://viewer.zmags.com/publication/7b0cd2e9?page=48"> ONSITE ASSEMBLY co-ordination of specialist skil</a> <a title="TJ Feb/Mar 2011 page 49" href="http://viewer.zmags.com/publication/7b0cd2e9?page=49"> ONSITE ASSEMBLY Engineers can use the software to</a> <a title="TJ Feb/Mar 2011 page 50" href="http://viewer.zmags.com/publication/7b0cd2e9?page=50"> </a> <a title="TJ Feb/Mar 2011 page 51" href="http://viewer.zmags.com/publication/7b0cd2e9?page=51"> HDD The Ditch Witch JT100 all terrain direction</a> <a title="TJ Feb/Mar 2011 page 52" href="http://viewer.zmags.com/publication/7b0cd2e9?page=52"> HDD WHAT IS HDD? HDD techniques are used for the</a> <a title="TJ Feb/Mar 2011 page 53" href="http://viewer.zmags.com/publication/7b0cd2e9?page=53"> HDD 2.</a> <a title="TJ Feb/Mar 2011 page 54" href="http://viewer.zmags.com/publication/7b0cd2e9?page=54"> HDD pipelines, and at 1.6m depth gas or electric</a> <a title="TJ Feb/Mar 2011 page 55" href="http://viewer.zmags.com/publication/7b0cd2e9?page=55"> PRODUCT NEWS Sherborne keeps ZED on target </a> <a title="TJ Feb/Mar 2011 page 56" href="http://viewer.zmags.com/publication/7b0cd2e9?page=56"> systems originally employed two separate transduc</a> <a title="TJ Feb/Mar 2011 page 57" href="http://viewer.zmags.com/publication/7b0cd2e9?page=57"> PRODUCT NEWS BASF Workshop BASF has announced</a> <a title="TJ Feb/Mar 2011 page 58" href="http://viewer.zmags.com/publication/7b0cd2e9?page=58"> Underground Construction </a> <a title="TJ Feb/Mar 2011 page 59" href="http://viewer.zmags.com/publication/7b0cd2e9?page=59"> contact US Gary Tween Managing Director Tel: +</a> <a title="TJ Feb/Mar 2011 page 60" href="http://viewer.zmags.com/publication/7b0cd2e9?page=60"> Underground spaces in the service of a</a> <a title="TJ Feb/Mar 2011 page 61" href="http://viewer.zmags.com/publication/7b0cd2e9?page=61"> Tunnelling www.tunnellingjournal.com </a> <a title="TJ Feb/Mar 2011 page 62" href="http://viewer.zmags.com/publication/7b0cd2e9?page=62"> north american Tunneling </a> <a title="TJ Feb/Mar 2011 page 63" href="http://viewer.zmags.com/publication/7b0cd2e9?page=63"> herreNkNechT AG | UTiliTy TUNNelliNG | TrAFFi</a> <a title="TJ Feb/Mar 2011 page 64" href="http://viewer.zmags.com/publication/7b0cd2e9?page=64"> comment Big ideas... I hate to say it, but the </a> <a title="TJ Feb/Mar 2011 page 65" href="http://viewer.zmags.com/publication/7b0cd2e9?page=65"> PROVEN Offering new and used tunneling equipment</a> <a title="TJ Feb/Mar 2011 page 66" href="http://viewer.zmags.com/publication/7b0cd2e9?page=66"> www.tunnelingjournal.com - breaking industry news</a> <a title="TJ Feb/Mar 2011 page 67" href="http://viewer.zmags.com/publication/7b0cd2e9?page=67"> NEWS FROM THE WEB Internet Round-Up Calgary to ha</a> <a title="TJ Feb/Mar 2011 page 68" href="http://viewer.zmags.com/publication/7b0cd2e9?page=68"> 0RUHWKDQ RI¿FHVZRUOGZLGH :HVKDSHDEHWWHUZRUOG Get</a> <a title="TJ Feb/Mar 2011 page 69" href="http://viewer.zmags.com/publication/7b0cd2e9?page=69"> NEWS NYC's first slurry drives mobilize </a> <a title="TJ Feb/Mar 2011 page 70" href="http://viewer.zmags.com/publication/7b0cd2e9?page=70"> CONCEPT TO COMPLETION AUTOMATED GROUT & SLURRY S</a> <a title="TJ Feb/Mar 2011 page 71" href="http://viewer.zmags.com/publication/7b0cd2e9?page=71"> NO 7 LINE CAVERNS </a> <a title="TJ Feb/Mar 2011 page 72" href="http://viewer.zmags.com/publication/7b0cd2e9?page=72"> NO 7 LINE CAVERNS Left: Staggered triple drift</a> <a title="TJ Feb/Mar 2011 page 73" href="http://viewer.zmags.com/publication/7b0cd2e9?page=73"> NO 7 LINE CAVERNS shotcrete thickness varied acc</a> <a title="TJ Feb/Mar 2011 page 74" href="http://viewer.zmags.com/publication/7b0cd2e9?page=74"> NO 7 LINE CAVERNS confidently meeting the requir</a> <a title="TJ Feb/Mar 2011 page 75" href="http://viewer.zmags.com/publication/7b0cd2e9?page=75"> RETROSPECTIVE New York's Queens- Midto</a> <a title="TJ Feb/Mar 2011 page 76" href="http://viewer.zmags.com/publication/7b0cd2e9?page=76"> RETROSPECTIVE Belt Parkway, the city ran out of</a> <a title="TJ Feb/Mar 2011 page 77" href="http://viewer.zmags.com/publication/7b0cd2e9?page=77"> ��������������������������������������� ���������</a> <a title="TJ Feb/Mar 2011 page 78" href="http://viewer.zmags.com/publication/7b0cd2e9?page=78"> THE INSIDER the insider Bob Goodfellow, PE, CEn</a> <a title="TJ Feb/Mar 2011 page 79" href="http://viewer.zmags.com/publication/7b0cd2e9?page=79"> GROUND FREEZING </a> <a title="TJ Feb/Mar 2011 page 80" href="http://viewer.zmags.com/publication/7b0cd2e9?page=80"> GROUND FREEZING to safe excavation Figure 4: Free</a> <a title="TJ Feb/Mar 2011 page 81" href="http://viewer.zmags.com/publication/7b0cd2e9?page=81"> GROUND FREEZING Fig 6: Typical freeze pipe layo</a> <a title="TJ Feb/Mar 2011 page 82" href="http://viewer.zmags.com/publication/7b0cd2e9?page=82"> GROUND FREEZING structural frozen soil body. </a> <a title="TJ Feb/Mar 2011 page 83" href="http://viewer.zmags.com/publication/7b0cd2e9?page=83"> AT THE FACE Talking about his work on soft groun</a> <a title="TJ Feb/Mar 2011 page 84" href="http://viewer.zmags.com/publication/7b0cd2e9?page=84"> AT THE FACE Left: Martin and Richard Lovat strike</a> <a title="TJ Feb/Mar 2011 page 85" href="http://viewer.zmags.com/publication/7b0cd2e9?page=85"> AT THE FACE 24 NORTH AMERICAN TUNNELING JOURNAL W</a> <a title="TJ Feb/Mar 2011 page 86" href="http://viewer.zmags.com/publication/7b0cd2e9?page=86"> June 19-22, 2011 The Marriott Marquis San Francis</a> <a title="TJ Feb/Mar 2011 page 87" href="http://viewer.zmags.com/publication/7b0cd2e9?page=87"> RETC PREVIEW </a> <a title="TJ Feb/Mar 2011 page 88" href="http://viewer.zmags.com/publication/7b0cd2e9?page=88"> RETC PREVIEW 2011 RETC Topics </a> <a title="TJ Feb/Mar 2011 page 89" href="http://viewer.zmags.com/publication/7b0cd2e9?page=89"> Tunnelling Journal magazine will provide a soli</a> <a title="TJ Feb/Mar 2011 page 90" href="http://viewer.zmags.com/publication/7b0cd2e9?page=90"> TBM CONSUMABLES TBM Consumables Directory CETC</a> <a title="TJ Feb/Mar 2011 page 91" href="http://viewer.zmags.com/publication/7b0cd2e9?page=91"> TBM CONSUMABLES Is your TBM drive consuming too m</a> <a title="TJ Feb/Mar 2011 page 92" href="http://viewer.zmags.com/publication/7b0cd2e9?page=92"> CURVES IN SOFT GROUND: TIGHT-TURN EPB. Active </a>