Military Engineer Services Tender

All as per Item No .1 above but for DG set capacity 45 KVA.

All as per Item No .1 above but for DG set capacity 62.5/63 KVA.

All as per Item No .1 above but for DG set capacity 82.5 KVA.

All as per Item No .1 above but for DG set capacity 125 KVA.

Material and labour earthing complete with galvanised earth plate electrode 60cm x 60cm x 6 mm thick buried directly in ground vertically to a depth not less than 2.25 metre below ground level with top edge of the earth plate at a depth not less than 1.50 metre below ground level, earth plate surrounded by 15cm thick and packed with layers of charcoal dust and common salt, GI strip of size 25x4mm to GI earth plate electrode by means of bolts, nuts, check nuts and washers of galvanized iron and thimbles and other end of earth wire connected to main switch board and protected by galvanized iron light grade 40mm bore and GI pipe 20mm bore medium grade with funnel and wire mesh for watering including necessary excavation and earth works. concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:1.5:3) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) and all as shown in Electrical Plate No. 3 of SSR (Part-1)of 2009 complete all as specified and as directed. (Note:- (i) Main earthing strip from earth plate electrode to test point upto length of 7.5 meters length shall deemed to be included in the unit rate quoted against this item. (ii) On testing after completion if the desired resistenance is not obtained the contractor shall redo the earthing without any extra cost to the department.

Materials and labour for earthing complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with galvanised wire of 4mm dia by means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe of 15mm bore (light grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (medium grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 50 m etc all as shown on electrical plate No. 3 of MES Schedule Part-I(2009) complete including testing on completion including taking down old unserviciable earthing set all as specified and as directed. Notes:- (i) Main earthing strip from earth plate electrode to rest point upto length of 7.5 meters length shall deemed to be included in the unit rate quoted against this item. (ii) On testing after completion if the desired resistenance is not obtained the contractor shall redo the earthing without any extra cost to the department.