04 - 12 December 2020
2 Hours daily for 9 Days, @ zoom.us
Time: To be decided based on participant's time zones

Course Contents

Various methods of tunnel excavation in hard and soft grounds and the role of Tunnel Boring Machines
Understanding the fallacies and misconceptions of inequitable comparison between NATM and TBM
History of Tunnel Boring Machines
Assessment of applicability of TBMs and selection of TBM for a project
Geological investigations and impact of geological/geotechnical factors on TBM operations
An overview of types of TBMs
Gripper TBM/ Main Beam TBM/ Open TBM – Operating principle, components and other details, applicability, case-studies
Single Shield TBM – Operating principle, components and other details, applicability, case-studies
Double Shield TBM – Operating principle, components and other details, applicability, case-studies
Earth Pressure Balance (EPB) TBM – Operating principle, components and other details, applicability, case-studies
Slurry Shield TBM – Operating principle, components and other details, applicability, case-studies
Hybrid/Crossover/Multi-mode/Variable Density TBMs
Tunnel support during excavation by TBM: Support of face, Support of cavity at the shield, Support of Cavity behind the shield
Tunnel lining – traditional support systems, segmental lining, McNally support system
TBM cutting tools
Chemicals and grouts for TBM tunnelling
Tunnel Soft Eye
Use of TBMs in difficult ground conditions - fault zones, squeezing, rock bursts, high water pressure
Constraints of urban tunnelling
Planning and logistics aspects of mechanized metro tunnelling
Speeding up a TBM Project

Course Fee

National Delegate

--- Rs 15,000 PER PARTICIPANT (PLUS GST @18%) FOR PARTICIPANTS FROM SAARC COUNTRIES

International Delegate

--- USD 450 PER PARTICIPANT (PLUS GST @18%) FOR PARTICIPANTS FROM OTHER COUNTRIES.

What is Covered In Course Fee
- Lecture : 2 hours daily for 10 days
- Course Material

Knowledge Partner

Oration Partner

Dextra Group

Established in 1983 by French entrepreneurs, Dextra is active in manufacturing, trading and freight forwarding, all within the construction and industrial sectors. The group employs over 900 people worldwide, manufactures in three locations and operates internationally through a network of direct subsidiaries and long-term partners.
Dextra main activity is to manufacture steel & composite material solutions to civil/infrastructure projects. TBM Tunnelling has been a major focus since 1997, when Dextra introduced the concept of GFRP soft-eye on Bangkok Metro. To date, over 500 soft-eyes have been delivered all across the globe.

Contact Us

Dr. Manoj Verman

C-1004, Park View City-2, Sohna Road,
Gurgaon-122018, India

manoj@mverman.com

+91-7042170505

Ms. Asma Sathar