<P> The proposed Esplanade station will not to be the same as that of Line 1 (North - South Metro) but a completely different station which will also serve Line 2 . Park Street will also serve as an interchange between Line 3 and Line 1 . </P> <P> The project to build an 18.5 km line from Noapara to Barasat via Netaji Subhas Chandra Bose International Airport is sanctioned and construction work has commenced . </P> <P> The proposed stations on this route are </P> <Ol> <Li> Noapara (Intersection with Line 1) 0.00 km </Li> <Li> Dum Dum Cantonment 2.80 km </Li> <Li> Jessore Road 5.08 km </Li> <Li> Biman Bandar (Intersection with Line 6) 6.245 km </Li> <Li> Birati 7.90 km </Li> <Li> Michael nagar </Li> <Li> New Barrackpore 10.405 km </Li> <Li> Madhyamgram 12.310 km </Li> <Li> Hridaypur 14.80 km </Li> <Li> Barasat 17.13 km </Li> </Ol>

Who took the initiative to plan the first ever underground railway in kolkata