DELHI (Metro Rail News): Shanghai Tunnel Engineering Co. Ltd. (STEC) received the first of four tunnel boring machines for the 82.15 km Delhi – Meerut RRTS project’s twin tunnels on Friday morning at Anand Vihar Station.
![1st STEC TBM has arrived at Anand Vihar for Delhi – Meerut RRTS 1 STEC's first TBM reached at Anand Vihar on Dec 7, 2022 and It will be deployed on Package 4 (New Ashok Vihar - Sahibabad) to construct 5.6 km underground stretch of 82.15km Delhi-Meerut RRTS Corridor.](https://www.metrorailnews.in/wp-content/uploads/2022/01/WhatsApp-Image-2022-01-08-at-1.05.37-PM-1024x795.jpeg)
In December 2020, STEC was awarded a disputed contract to build four tunnels between New Ashok Nagar DN Ramp – Anand Vihar – Sahibabad UP Ramp for the project’s 5.6-kilometre Package 4.
In September 2021, the team completed factory acceptance testing (FAT) for this 7.5m diameter earth pressure balance machine, called Sudarshan 4.1, at their Shanghai site.
![1st STEC TBM has arrived at Anand Vihar for Delhi – Meerut RRTS 2 STEC's first TBM reached at Anand Vihar on Dec 7, 2022 and It will be deployed on Package 4 (New Ashok Vihar - Sahibabad) to construct 5.6 km underground stretch of 82.15km Delhi-Meerut RRTS Corridor.](https://www.metrorailnews.in/wp-content/uploads/2022/01/WhatsApp-Image-2022-01-08-at-1.06.06-PM-1-1024x474.jpeg)
Terratec completed FAT for 3 TBMs that Afcons Infrastructure would deploy to build Package 8’s tunnels between Brahampuri and Begumpul in Meerut in Q4 2021.
Ring builder