e tender for survey, gis mapping and gis mapped as-built diagrams of ofc routes of bharatnet ph ii project covering the geographical area of non epc blocks in agra oa-survey of executed / being executed ofc laying work, collection of geo tagged information using suitable technology with an accuracy of 1 to 3 meters, such that more than 95% lat-long readings have accuracy =1 meter and gis mapping of these ofc routes of bharatnet ph-ii which is being carried out by bsnl for bbnl, covering the geographical area of non epc blocks of agra operational area under agra business area along with preparation of gis mapped as-built diagrams ( abd