laying of new upvc pipe line (1404m) including procurement of materials at bhabanipur dtw (ml-57) under sultanganj mouza, jl no-31,plot no-6246 at kaliachak-i block under kaliachak (a-i) sub-division under malda(a-i) division in the district of malda=- 1 supply of upvc pipes (class-i) is:4985/2000 certification marked with latest ammendments, ivory grey coloured, both end plain, along with one matching coupler/socket(class-ii) duly is:10124/1988 matked & required solvent cement duly is:14182/1994 marked for each pipe. length of each straight pipe 6.0 mts with tolerence (± )10 mm. sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-1c,1f200 mm dia class-i 2 140 mm dia class-i 3 160 mm dia class-ii 4 200 mm dia pvc tee class i as per is 10124 [sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-5/a] 5 200 x 160 mm pvc reduceras per is 10124 [sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-4/b] 6 200 mm dia 90 degre bend as per is 10124[sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-3/c] 7 200 mm dia 60 degre bend as per is 10124[sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-3/b] 8 200 mm coupler per is 10124[sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-7/b] 9 160 mm coupler per is 10124[sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-7/c] 10 160 mm dia ftp as per is 10124[sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-2/c] 11 200 mm dia ftp as per is 10124[sor wrdd ch13.00 rates of materials for programme 2022-2023 item no-2/b] 12 150 mm dia ms plateflange ( rate approved by se on dated 14/05/2020) 13 alfa alfa valve ( nipple type) withhand wheel 01 no for 4 nos of valve150 mm dia ( type c) sor wrdd ch13.00 rates of materials for programme 2021-22 item no-18a, page 4 14 stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed.[p.w.d. schedule page no. 11 item no. 10] 15 dismantling all types of masonry excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m.[p.w.d. schedule page no. 10 item no. 01] 16 earth work in excavation of field trenches as per design section and alignment for laying of pipe lines (pvc, rcc, acp etc.) upto a depth of 1500 mm all sorts of soils including removing, spreading or stacking extra earth as directed. the item includes necessary trimming of sides trenches, levelling, dressing and ramming the bottom as required complete. [wrdd/p-14 of 60/item no. 1]i) for spout chambers 17 ii) for pipe trenches 18 laying of upvc pipes of different diameters within field trenches in curve/ straight line including using upvc fittings, viz. horizontal and vertical bends, riser pipes, tee reducer etc.and making leak proof joints with couplers after roghening the surface with wire brush and emery paper and applying solvent cement (the rate is inclusive of transport of pipesfittigs and solvent cement to be supplied by deptt.) all complete asper direction of engineer-in- charge. [wrdd/p-14 of 60/item no. 1(a)]i) 200 mm.dia 19 ii) 140 mm.dia 20 earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (payment to be made on the basis of measurement of finished quantity of work) 21 single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints withlocal sand. [pwdpage 14, item no-1 & 3rd corripage 1 item no 1]ii) for spout chamber 22 ordinary cement concrete (mixed 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any , in ground floor as per relevent is codes. [page- 26 , item-10(i), of pwd sor vol-i & page 12 sl. no. 33 of 3rd corrigenda.]b) pakur variety. [ analysed rate]ii) for spout chambers 23 brick workwith first class in cement mortar (1 : 6) (b) in superstructure , ground floor. [pwd schedule. [page no -15 , item no- 8(b) & page 1 of 96, sl. no. 4 of 3rd corrigenda.] 24 125 mm thick brick work with 1st class bricks in cement mortar (1:4) in ground floor. (p.w.d 3rd corrigenda page no. 03, sl. no. 08) 25 plaster (to wall, floor ceiling etc) with sand and cement mortar including rounding off or chamfering corners, as directed and racking out joints e including throating, nosing and drip course, scalfolding/staging where as necessary at ground floor(excluding cost of chiping over concrete surface) (a) with (1:6) cement mortarc)15 mm. thick plaster 26 neat cement punning about 1.5 mm. thick in wall dado, floor, drain, door and window sill etc. 27 earth work in filling in trenches after laying pipe lines (pvc, rcc, acp etc.) with good earth obtained from excavation of field trenches in layers not exceeding 225 mm, including watering and ramming etc. layer by layer complete. (payment will be made on the basis of measurement of finished quantity of work.) 28 labour charges for fitting, fixing 150 mm. dia. alfa-aifa valve with 160mm. dia. p.v.c. riser pipe with the help of flanged p.v.c. tail-piece by joining the p.v.c. end of tail-piece and riser pipe with coupler and flanged end of tail-piece and alfa-alfa valve with rubber insertion, nuts and bolts etc. complete. 29 testing of pipe line system against leakage by filling the distribution chamber with water and supplying water through the entire pipe line net work for atleast4 (four) hours including hiring and transport of suitable generstor , pump , tools and plants, fuel and lubricants and installation of the pump connecting the same with pipe line network making necessary electrical connection and dismantling all these after completion of test all complete as per direction of engineer -in -charge.ii) for hdtw 30 unloading from truck p.v.c. pipes of 300-200-160-140-110 mm dia 2 to 4 kg/cm2 capacity and average length of 6 metre kept in telescopic arrangementand stacking in godown/site as per direction including carriage by headload within lead of 50 metres 31 loading to truck p.v.c. pipes of 300-200-160-140-110 mm dia 2 to 4 kg/cm2 capacity and average length of 6 metre kept in telescopic arrangement andstacking in godown/site as per direction including carriage by headload within lead of 50 metres 32 carriage of p.v.c. pipes of 300-200-160-140-110 mm dia 2 to 4 kg 1 ern capacity and average length of 6 metre kept in telescopic arrangement overpucca i kancha road for everv 100 m of such dice uoto 100 kilometre distance 5 km 33 fitting fixing of m.s./ g.i./ c,i, accessories and special in pipe line (accessories & special to be supplied departmentally) including supply of jointing materials viz. rubber insertion, nuts & bolts, havoc zink (zink oxide) complete as per direction of engineer-in-charge. 34 welding in m.s structural work with gas or eletric 35 labour charges for fitting, fixing (150 x 140) mm dia m s reducer with 140 mm dia upvc pipe with the help of ftp (flanged tail piece) by joining the pvc end of the tail piece and 140 mm dia upvc pipe with coupler and flanged end of tail piece and expander with rubber insertion, nuts and bolts etc. complete. (rate inclusive of transportation from departmental store to work site) 36 gst (for item no. 14 to 35) 37 cess (for item no. 14 to 36)