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| 1 | 1. Conts Water supply scheme Item No. 1 :- Excavation for foundation / pipe trenches in earth soils of all types, sand, gravel and soft murum, including removing the excavated material up to a distance of 50 meters and lifts as below, stacking and spreading as directed, normal dewatering, preparing the bed for foundation and excluding backfilling, etc. complete (lift 0 to 1.5 M) (Bd-A1/259) |
| 2 | Item No. 2 :- Excavation for foundation / pipe trenches in hard murum including removing the excavated material up to a distance of 50M and lifts as below, stacking and spreading as directed by Engineer-in-charge, normal dewatering, preparing the bed for foundation and excluding backfilling, etc. complete.(lift 0 to 1.5M) |
| 3 | Item No. 3 :- Excavation for foundation / pipe trenches in soft rock and old cement and lime masonry foundation asphalt road including removing the excavated material upto a distance of 50 M beyond the area and lifts as below, stacking as directed by Engineer-incharge, normal dewatering, preparing the bed for foundation and excluding backfilling, etc. complete. (Bd-A-4/259) (lift 0 to 1.5M) |
| 4 | Item No. 4 :- Filling in plinth and floors murum bedding in trenches with approved murum from excavated materials from foundation in 15 cm to 20 cm layers including watering and compaction, etc. complete. (Bd-A-10/263) |
| 5 | Item No. 5 :- Providing and supplying in standard lengths ISI mark rigid unplasticised PVC pipes suitable for potable water with solvent cement joints including cost of couplers, as per IS specification no.4985/1988 including all local and central taxes, transportation, freight charges, octroi, inspection charges, loading, unloading, conveyance to the departmental stores andincluding cost of jointing material i.e. solvent cement, etc. complete. 75 mm Dia. PVC4 Kgcm2 |
| 6 | Item No. 6 :- Lowering, laying and jointing PVC pipes and specials of following class and diameter including cost of conveyance from stores to site of works including cost of all labour, material, except cement solvent, giving satisfactory hydraulic testing as per IS code, etc. complete.75 mm Dia. PVC4 Kgcm2 |
| 7 | Item No. 7 :-Providing and laying situ cement concrete M-15 of trap /granite/quartzite/gneiss/metal for FOUNDATION & BEDDING INCLUDING bailing out water, Frame work ,Compacting, Curing etc .Complete[DSR 2021-22/49/ 01b] |
| 8 | Iteam no 8 Providing and Supplying ISI mark CI D/F Sluice Valve with jointing to pipe work (including all hardware and packing ),water quality having non-rising spindle with hand wheel and without bypass arrangement ,Spindle of stainless steel as per requirement excluding CC foundation /Structure steel support (1) up to 300 mm Dia conforming to IS 780(2) Above 300 mm Dia confirming to IS 2906A - Sluice Valve with PN-1/Butterfly Valve without bypass [DSR 2021-22/ 132,135/,2A] |
| 9 | Item No. 9 :- Refilling the trenches with available excavated stuff with soft material first over pipeline and then hard material in 15 cm layers with all leads and lifts including consolidation, surcharging etc. complete. |
| 10 | Add GST Charges 18% |
