India's deepest Metro vent shaft completed 0 10.08.2020 13:19 HindustanTimes.com The ventilation shaft, which is 43.5m deep, was completed jointly by Kolkata Metro Rail Corporation (KMRC) and Afcons, a private engineering company. Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ
