Tender For Undertaking Topographic Survey And Obstacle Limitation Surfaces (Ols) Survey For Preparation Of Techno-Economic Feasibility Report For Development Of Greenfield Airport At Amaravati In Guntur District Of Andhra Pradesh, Guntur-Andhra Pradesh

Tender For Undertaking Topographic Survey And Obstacle Limitation Surfaces (Ols) Survey For Preparation Of Techno-Economic Feasibility Report For Development Of Greenfield Airport At Amaravati In Guntur District Of Andhra Pradesh Topographical survey including details of important features such as roads, approach roads, rivers, nallas, canals, bridges, towers, chimneys, H.T. / L.T. / P&T lines, hills, buildings, village boundary within the area to be surveyed, including preparation of plan with contours in AutoCAD, and supplying field data as per specification. Topographic survey shall also include spot level at an interval of 5 m for DTM and contours. It includes carrying out of GTS benchmark from the nearby GTS benchmark and TBM to be established within the surveyed area. Survey to be carried out as directed by Engineer-in-charge using instruments such as DGPS, Total Station, Digital level. Auto Level, and taking levels at interval of 5 m and at obligatory important points longitudinally as well as at every 5 m transversely including closing of traverse and levelling work. Establishment of two pairs of permanent concrete pillars (300x300x500 mm) (2) All relevant data in soft copy and Hard copy of topographical report and map in 5 (Five) sets Obstruction survey in approach area on both sides, including details of important features such as roads, rivers, nallas, canals, bridges, towers, chimneys, H.T./ L.T./ P&T lines, hills, buildings of height more than 3m beyond boundary up to 15000m with 15% divergence from 300 m wide strip (as per drawing to be issued to successful bidder), including preparation of plan of all the features in AutoCad, and supplying field data as per specification. Topographic survey shall also include elevation and distance from runway, of the features surveyed. Survey to be carried out as directed by Engineer-incharge using instruments such as Total Station, Digital level, Auto Level

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