J Kumar Infraprojects and tunnel boring machine (TBM) manufacturer Terratec this Saturday completed factory acceptance tests (FAT) in Mumbai on TBM S-111 for constructing Delhi Metro’s 23.622 km Silver Line which will connect Aerocity – Tughalakabad via 16 stations.
This new 6.61m diameter Earth Pressure Balance (EPB) machine nicknamed Narayani will the third of three machines to be deployed by J Kumar for building twin tunnels on 65.1 km Delhi Metro Phase 4 project‘s 6.116 km Package DC-08 between Aerocity – Kishangarh.
Delhi Metro Rail Corporation (DMRC) had awarded J Kumar with 65.1 km Delhi Metro Phase 4’s Rs. 1611.74 crore contract for Package DC-08 in March 2022 with a 42 month deadline.
J Kumar’s 6.116 km Aerocity – Kishangarh section is on the western-end of the line and comprises of twin tunnels, and 4 stations at Aerocity, Mahipalpur, Vasant Kunj & Kishangarh from chainage (-) 760 mt. to 5356.285 mt.
Some snaps from Mumbai’s Ghodbunder Road:
J Kumar’s tunneling plan for S111 remains unknown to me, but that should be somewhat clear in the next 2 months. They’ve already deployed 2 refurbished machines from Mumbai Metro’s Line-3 at Kishangarh Station towards Vasant Kunj: TBM S63B (Sonakshi) and TBM S64B (Shalini).
For more updates, check out the Delhi Metro section or my Home Page! Sign up for free instant email notifications on new posts over here. Like this post? Get early-access to all updates and support the site over here.