Drone survey for Land Acquisition in back waters of Almatti Reservoir between RL 519.600 mtr to 524.256 mtr. and Sonthi bridge cum barrage FRL at 376.00mtr

Conducting Drone survey with RGB Sensor using DGCA approved PPK enabled Drones for the area between Almatti Back water (1) FRL 519.600m and 524.256 m + 100 m horizontal proposed FRL and (2) Sonthi Bridge Cum Barrage back water FRL at 376.00m ,with the following specifications, complete as directed by Engineer-in-Charge with specification annexed in as per Schedule B complete as directed by Engineer incharge

Identifying suitable locations potential for Ground Control Points (GCPs) and establishing them using Differential GPS at every 2 Km x 2 Km grid interval, complete as directed by Engineer-in-Charge.

Establishing check points at 1Km x 1Km interval. Check points shall be marked in paint along with point number/ ID and should clearly identifiable on Drone Survey images and ortho rectified images

Collection of digitised revenue survey maps, superimposition of RS map on drone ORI and duly marking FRL 519.60m to 524.256m including generation of contours every 0.15 m interval, complete as directed by Engineer-in-Charge.

Providing high resolution drone image duly marking survey number wise boundaries as per the Revenue Survey Map, Identification of type of crops grown in each survey number and providing drawing in 2 sets of hard copies and soft copies complete as directed by Engineer-in-Charge.

Providing and fixing 200 x 200 x 750 mm size permanent bench mark stone in 900 x 900 x 1200 mm size block of CC ratio 1 to 3 to 6 proportion by volume using 40 mm down clean, hard, graded aggregates and providing 350 mm thick 300 mm high protective wall of UCR masonry in CM ratio of 1 to 5 proportion by volume around BM stone as directed by Engineer-in-Charge with detailed specification annexed in as per Schedule B complete as directed by Engineer incharge

Videography in vulnerable reaches such as garden crops, horticulture crops and development areas complete as directed by Engineer-in-Charge.

Providing and fixing 200 x 200 x 750 mm roughly dressed boundary / demarcation / chainage/ arrow stones including cost of all materials, labour, engraving marks, excavating pit, fixing in position, murum filling with all other ancillary operations compete as directed by the Engineer in charge. (VL-4, Page 102, Item No.8.)