J Kumar Infraprojects and Ahluwalia Contracts (India) have filed their proposals for the 23.6 km Line-2B (Yellow Line) of the Mumbai Metro, which connects DN Nagar, BKC, and Mandale, pre-engineered building (PEB) roof and architectural finishing contract. The civil construction contract (Package CA-07) for these five elevated stations—located at Shivaji-Chowk, Diamond Nagar, Mankhurd, BSNL, and Mandale—was already granted to NCC Ltd. in April 2019 following numerous rounds of re-bidding. In January 2020, the initial set of U-girders was introduced. The Mumbai Metropolitan Area Development Authority (MMRDA) issued a request for proposals in January 2023 for this contract (Package CA-158), with an estimated value of Rs. 100.30 crore and an undefined completion date.