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  Webinar IAT-WG-23 on shaft construction

  Free Webinar organized by International Tunnelling and Underground Space Association Workgroup 23 (ITA-WG-23) on shaft construction. Mark it on your calendar:  On 22 January 2020, US EST 9:00 AM -10:30 AM = 15:00 -16:30 (Europe) = 22:00 - 23:30 (China) Read the details at ITA site ...

  Tags: tunneling webinars, webinars

  1608 days ago