The 1500 MW Nathpa Jhakri Hydroelectric Project was planned on the basis of survey of India Topo sheets of scale of 1:50,000. The survey of the project area and various project components was got done on a scale of 1: 10,000 for the preparation of DPR drawings. Further survey as per requirement of Design Department was also got done to freeze the layout of the project and its components.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/survey-investigations-nathpa-jhakri-hydroelectric-project
[2] http://admin.indiaenvironmentportal.org.in/category/author/s-s-h-tulsianey
[3] http://admin.indiaenvironmentportal.org.in/category/author/v-p-sharma-0
[4] http://admin.indiaenvironmentportal.org.in/category/journal/water-and-energy-international
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nathpa-jhakri-hp
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/himachal-pradesh
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/dams-irrigation