bids are invited for item no 1 - excavation in trenches not exc. 1.5 meter deep and not exc. 1.5 meter wide for taking up/laying of under ground cable/pole and stay foundation and getting out in soft/loose soil complete as specified and as directed. , item no 2 - returning filling in including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and as directed. , item no 3 - removing surplus soil to a distance not exc. 50 meter and depositing where directed at a level not exc. 1.5 meter above the starting point complete all as specified and as directed , item no 4 - m&l for sand cushioning in cable trenches over & under the cables, with river washed coarse sand, as per standard practice eith proper compaction complete all as specified and directed by engr-in-charge.(punned thickness shall be considered for payment ). , item no 5 - m&l for brick protection over cables inside the trench by using common burnt clay building bricks, sub-class b laid dry and flat and width wise along the axis of the trench complete all as specified and as directed by engineer-in-charge. , item no 6 - supply, installation, testing and commissoning direct injection, water cooled engine, 3 cyllender, in line, 4 stroke, rated at 1500 rpm, the shall not be less then 40 kva, confirming to bs-5514 has the following specifications :- as per dcs spec (uploaded) , item no 7 - supply, laying, testing and commissioning lt underground cable xlpe insulated screened pvc bedded galvanized steel strip of wire armoured, electric power cable heavy duty with stranded aluminium conductor 1100 volts grade, laid in trenches/pipes/ducts/trenches/under road of size 50 sqmm x 3.5c. , item no 8 - m&l for p.c.c. 1:3:6 (type c-2) using 40mm graded stone aggregate as in foundation filling or for mass concrete of poles, stays, struts or any other indicated work including form work (if required) complete all as specified and as directed by engr-in-charge. , item no 9 - m&l for replacement of on load changeover switch 4 pole, 415 volt of capacity 100 amps complete as specified and directed. , item no 10 - s&f gi pipe 40mm bore light grade with all fittings for passing of cables fixed to pole / wall / laid under floor or roads including all fixing accessories complete all as specified and directed. , item no 11 - m&l for earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6.3mm thick, buried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less then 1.5 mtrs below normal ground level, connected to galvanised iron strip 4 mm dia gi wire as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate no 3 in ssr part-i connected to earthing test point all as spcified complete with excavation & earth work, pcc pit with 50mm thickrcc cover ( grade m-15) having suitable handle (10mm ms rod) 20mm dia gi medium grade isi marked watering pipe with gi funnel with wire mesh 40mm bore gi pipe medium grade isi marked for protection of earth lead conductor all as directed and testing on completion. total quantity : 1