While giving details of the project, the officials said, “The challenges were immense in the 1160 hectares of land earmarked for the project. Especially, in the southern part which was shortlisted , there was a 2 km long, 100 meter high hillock containing 55 million cubic meters of rock. He said, “The 40 Meter wide road was cutting the entire site. The river resort was taken and the present river course is meters wide and does not affect the site. The distance between the new Navi Mumbai airport and Mumbai airport will be less than km”. ,