bids are invited for improvement of safety arrangement of various t/wells in r.k puram ac-44. - earthling with g.i earth pipe 4.5 meter long 40 mm dia including accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/coke and salt as required. (30 panels) , supplying and laying gi strip. - supplying and laying 25 mmx5 mm gi strip at 0.50 mtr below ground as stripearth electrode, including connection/ terminating with nut,bolt,spring washer etc. as required (jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm) , grouting. - grouting of existing lt panel with 1:2:4 c:c material to provide proper strength. total quantity : 1