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| 1 | APPENDIX 1-KUPPATHANAM |
| 2 | Excavating trenches of required width for pipes, cables, etc., including excavation forsockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, includinggetting out the excavated soil, and then returning the soil as required, in layers notexceeding 20cm in depth, including consolidating each deposited layer by ramming,watering, etc., and disposing of surplus excavated soil as directed, within a lead of50m, in all kinds of soil. |
| 3 | Cutting the bituminous / concrete roads with cutting machine for a minimum depth of200mm along the sides of proposed alignment of the pipe to be laid without causingany damage to other utilities, including the charges for hire and conveyance of toolsand plant, cost of consumables and charges for lighting, watching, ribbon fencing,caution boards, traffic diversion, and as per the direction of departmental officers etc.complete, before carrying out the demolition of bituminous / concrete road bymechanical means and carrying out the excavation |
| 4 | Refilling the trenches with a wet mix of close graded granular materials (Stoneaggregate - 25mm nominal size - 17.5%, Stone aggregate - 10mm nominal size -17.5%, Crushed Stone - 2.36mm to 12.5mm - 25%, Stone chippings / screenings -4.75mm nominal size - 20%, Stone chippings / screenings - 150 micron nominal size- 20%), mixing properly after adding sufficient quantity of water, refilling in layersnot exceeding 150mm, compacting properly at Optimum Moisture Content withSurface Plate Vibrator and disposing the excavated material etc. complete, includingtraffic control, providing caution boards and as per direction of Engineer-in-chargefor road restoration works in pipeline leak sites. |
| 5 | Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches alreadymade, placing in position aligning the pipeline to the lines and levels and jointing thepipes and specials with solvent cement and testing the pipeline with water to therequired test pressure (excluding cost of pipes and specials): 75mm nominal outsidediameter pipes. |
| 6 | Supply of HDPE Pipe PE 100 (IS 4984/1995), 12.5kg, 75mm Outer Dia. |
| 7 | Water quality test |
| 8 | Supply of PVC Pipe, 6kg/cm2, 90mm Dia. |
| 9 | Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches alreadymade, placing in position aligning the pipeline to the lines and levels and jointing thepipes and specials with solvent cement and testing the pipeline with water to therequired test pressure (excluding cost of pipes and specials): 90mm nominal outsidediameter pipes. |
| 10 | Providing and fixingIS 100mm butterfly valve including materials and labours |
| 11 | Providing and fixingIS 90mm PVC ball valve including materials and labours |
| 12 | Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, SluiceValve with Hand Wheel PN 1.6, Size 100mm. Please Enable Macros to View BoQ information |
