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| 1 | PART A :- |
| 2 | Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches of required width and gradient for laying and jointing of pipe line including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil, and then returning the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layer by ramming, watering etc. and disposal of surplus excavated soil as directed within a lead of 50 Mtr. including required all safety provisions etc.:All kinds of soil |
| 3 | Providing, lowering, laying and jointing in trenches, standard lengths ISI marked AC pressure pipe class 15 manufactured by MAZZA process as per IS-1592-2003 or amended up to date with AC coupling andEPDMRubber sealing rings of Type -3 as per IS: 5382/1985 (Reaffirmed 1998) or amended up to date, including all taxes , transportation and freight charges, inspection charges, loading/ unloading charges, stacking of pipes, labour and material,satisfactory hydraulic testing etc. complete as per technical specifications and direction of Engineer-in-charge. (excluding earth work and specials) Note: These pipes shall only be used for raw water conveyance mainfrom Canal outlet to raw water reservoirs and interconnection works. |
| 4 | 150 mm dia Cl-15 |
| 5 | 200 mm dia Cl-15 |
| 6 | Providing,lowering, aligning,fixingin positionin pipeline,CID/FSluicevalvesstraight and pocket less body passage of approved make of following Pressure rating & dia complete, confirming to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, Thrust Plate, Cap & Hand wheel of Grey cast iron of IS:210/ FG200Stem - AISI- 410 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS, Face to face dimensions as per IS 14846/2000 (amended up to date) ,Epoxy ( Non-Toxic- suitable for drinking water) applied inside and outside,Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised steelInsertion rubber of black EPDM 6mm thick . Sluice valves including all jointing & jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work. |
| 7 | Manually Operated CI Sluice valve of Class PN-1.0 |
| 8 | 150 mm HW |
| 9 | 200 mm HW |
| 10 | Construction of RCC Scour valve chamber wet type for different type of valves including earthwork excavation, 100mm PCC M15as levelling course, RCC M25 grade for base slab, side wall & cover slab , including cost of steel reinforcement , form work, Pre-cast slabs, Plastic encapsulated CI/MS Foot Rest, MS flats for the support of pre-cast, proper curing of concrete work complete in all respect as perspecifications and standard drawings and as per direction of Engineer-in-Charge. |
| 11 | For Class-AA loading |
| 12 | Scour valve chamber of size1.2m x1.08m x2.485m for connecting pipe size- more than 150 mm & up to 200mm |
| 13 | Providing and fixing of flanged/ plain ended MS Specials made from MS sheet strips of relevant IS specification of approved thickness by welding,lowering,laying,aligning,fixinginpositionatalllevel/ depths in trenches complete includingall taxes, material,labour, inside lining, outside coating, testingandcommissioning alongwithpipelineaspertechnicalspecifications anddirection of Engineer-in-charge. |
| 14 | MS pipespecialsup to600mmdia (withminimum5mmthickness sheet) |
