Comments on: The World’s Largest Drill Bit? http://www.tikirobot.net/wp/2007/04/27/the-worlds-largest-drill-bit/ Mai Tais and Blinky Lights, Ahoy! Sat, 13 Mar 2010 01:20:35 +0000 http://wordpress.org/?v=2.9.1 hourly 1 By: sss http://www.tikirobot.net/wp/2007/04/27/the-worlds-largest-drill-bit/comment-page-1/#comment-28717 sss Sun, 20 May 2007 08:43:52 +0000 http://www.tikirobot.net/wp/2007/04/27/the-worlds-largest-drill-bit/#comment-28717 the world´s biggest drills are Tizona and Dulcinea 15 m.Ø they have just finished work in Madrid, Spain. http://en.wikipedia.org/wiki/Tunnel_boring_machine http://www.tuv.es/es/es/noticias/news26.php http://www.madridiario.es/mdo/actual/canales/distritos/archivo/arganzuela/tizona-210206.php the world´s biggest drills are Tizona and Dulcinea 15 m.Ø
they have just finished work in Madrid, Spain.

http://en.wikipedia.org/wiki/Tunnel_boring_machine

http://www.tuv.es/es/es/noticias/news26.php

http://www.madridiario.es/mdo/actual/canales/distritos/archivo/arganzuela/tizona-210206.php

]]> By: rajbot http://www.tikirobot.net/wp/2007/04/27/the-worlds-largest-drill-bit/comment-page-1/#comment-26976 rajbot Tue, 01 May 2007 06:06:40 +0000 http://www.tikirobot.net/wp/2007/04/27/the-worlds-largest-drill-bit/#comment-26976 <a href="http://www.aipengineering.com/" rel="nofollow">Tom</a> sends this: <blockquote>Sure looks like a boring machine to me, resembles well drill heads I've seen in Prudhoe. Here's a bigger one, 14.4 meters diameter to be specific, that looks similar and is being used to drill a tunnel near Niagra Falls. This is almost twice the diameter of the machine used on the chunnel! http://www.opg.com/power/hydro/new_projects/ntp/images/tbm1.jpg More about this machine here: http://www.opg.com/power/hydro/new_projects/ntp/ntp_gal.asp</blockquote> Tom sends this:

Sure looks like a boring machine to me, resembles well drill heads I’ve
seen in Prudhoe.

Here’s a bigger one, 14.4 meters diameter to be specific, that looks
similar and is being used to drill a tunnel near Niagra Falls. This is
almost twice the diameter of the machine used on the chunnel!
http://www.opg.com/power/hydro/new_projects/ntp/images/tbm1.jpg

More about this machine here:
http://www.opg.com/power/hydro/new_projects/ntp/ntp_gal.asp

]]> By: shag http://www.tikirobot.net/wp/2007/04/27/the-worlds-largest-drill-bit/comment-page-1/#comment-26971 shag Tue, 01 May 2007 05:26:30 +0000 http://www.tikirobot.net/wp/2007/04/27/the-worlds-largest-drill-bit/#comment-26971 http://www.technovelgy.com/ct/Science-Fiction-News.asp?NewsNum=83 another big honkin drill bit http://www.technovelgy.com/ct/Science-Fiction-News.asp?NewsNum=83

another big honkin drill bit

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