Acharya NG Ranga Agricultural University Tender

Providing borewell and accessories to Girls Hostel building at Agricultural Polytechnic (DOF), RARS,;Providing borewell and accessories to newly constructed girls hostel building at RARS, Chintapalle, Visakhapatnam Dist.

Providing borewell and accessories to Girls Hostel building at Agricultural Polytechnic (DOF), RARS,;Drilling of bore well by Rotory Rig toa finished Diameter of 175mm justify both sides. (Which may be carried out by pilot bore of suitable diameter and then remaining to the required diameter in all formation suitable for Rotary drilling such as allubial soils, loamy, sand formation, clayey buried channels, highly disturbed and bouldary zones, high sheared and fractured zones followed by jointed to massive soft, medium rock, all formations typical and suitable for rotary drilling etc., including insertion of 175mm dia PVC blue casing pipe upto the depth as idrected by the dept. including gravel packing couplings, cap fixing of bailplug, clampset including filling the peripheral gap with rebullied pebbled gravel pacing, bore development, conducting yield test, and all other required in the fixation of the pipe assembly, crew charges and transportation charges of Rig etc., and other supporting vechicles and complete including all labour charges etc., any where in the district but exclude the cost of materials. the bore should be developed with ocmpressed air till clear water free from sand and other materials is continuously discharged. the size of gravel used for gravel packing should be as per ISI specification used for rotary tube well. The gravel packing should have minimum annular thickness of 70mm. The gravel should be throughly washed before packing. The gravel packing should be in such a way that the theoritical quantity is consumed completely. The pipe assembly should clamped. The entire work should be executed comfirming to IS 2800 part I & II / 1979. (excluding the cost of casing pipe)

Providing borewell and accessories to Girls Hostel building at Agricultural Polytechnic (DOF), RARS,;Cost & supply of 175mm blue threaded casing pipes for casing including all labour chages for conveyance to work site, complete for finished item of work.