Military Engineer Services Tender

M&L in replacement for earthing complete with galvanised steel earth plate electrode 600mmx 600mm x 6mm thick buried directly in ground vertically (earth pit not less than 2.25m deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level, earth plate surrounded from all sides by 15cm thick packed alternate layers of charcoal dust and common salt, electrode connections using galvanised iron strip of size 25mm x 4mm thick (upto body of equipment) by means of bolts, nut check nuts and washers earth strip protected by galvanized steel pipe 40mm bore (medium grade) connected to test point all as shown in electrical plate No. 3 of SSR - 2009 (Part-I) and including necessary excavation and earth work in any type of soil, 20mm bore medium grade GI pipe for watering, funnel with wire mesh, PCC (1:3:6), type C-1 chamber shall be constructed 500mm away from the edge of earth pit, pit cover of precast RCC (1:1½:3), type B-1, 80mm thick reinforced XPM of weight not less than 4 Kg/ Sqm and MS frame etc. complete & connected to earthing test point all as specified or indicated including brazing/ testing on completion complete all as specified and directed. Notes:- (i) The unit rate includes galvanised Iron strip and protection pipe upto (maximum 7.5 metre from earth plate) earth point/ test point. (ii) Old earthing may have been burried down to a depth of exceeding 2.25m below ground level. No extra payment will be made if excavation is done beyond 2.25m depth to retrieve the old earthing.

M&L in replacement for earthing complete with galvanised steel earth plate electrode 600mmx 600mm x 6mm thick buried directly in ground vertically (earth pit not less than 2.25m deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level, earth plate surrounded from all sides by 15cm thick packed alternate layers of charcoal dust and common salt, electrode connections using galvanised iron strip of size 32mm x 6mm thick (upto body of equipment) by means of bolts, nut check nuts and washers earth strip protected by galvanized steel pipe 40mm bore (medium grade) connected to test point all as shown in electrical plate No. 3 of SSR - 2009 (Part-I) and including necessary excavation and earth work in any type of soil, 20mm bore medium grade GI pipe for watering, funnel with wire mesh, PCC (1:3:6), type C-1 chamber shall be constructed 500mm away from the edge of earth pit, pit cover of precast RCC (1:1½:3), type B-1, 80mm thick reinforced XPM of weight not less than 4 Kg/ Sqm and MS frame etc. complete & connected to earthing test point all as specified or indicated including brazing/ testing on completion complete all as specified and directed. Notes:- (i) The unit rate includes galvanised Iron strip and protection pipe upto (maximum 7.5 metre from earth plate) earth point/ test point. (ii) Old earthing may have been burried down to a depth of exceeding 2.25m below ground level. No extra payment will be made if excavation is done beyond 2.25m depth to retrieve the old earthing.

S&F in repairs porcelain/ epoxy insulators of size approximate 50mm x 25mm x 25mm for fixing of roof/ down conductor complete with fixing screws etc. dully fixed in wall/ roof with PVC rawl plugs and fixing screws complete all as directed.