procurement of wta materials for uttar chikliguri state own and operated major rli scheme in alipurduar iidevelopment block under jalpaiguri ( am ) division in the district of alipurduar -a. upvc and p.v.c. pipes & accessories315 mm dia p.v.c pipeclass-i ( with a loose matching coupler ) marking is no. 4985 / 1988 with latest amendments with free solvent cement. 2 200 mm. dia p.v.c. pipe class- i ( with a loose matching coupler ) marking is no. 4985 / 1988 with latest amendments with free solvent cement. 3 140 mm. dia p.v.c. pipe class- i ( with matching coupler ) marking is no. 4985 / 1988 with latest amendments with free solvent cement. 4 140 mm. dia p.v.c. pipe class-ii ( with a loose matching coupler ) marking is no. 4985 / 1988 with latest amendments with free solvent cement. 5 200x200x200 mm dia p.v.c. equal teewith free solvent cement. 6 140x140x140 mm dia p.v.c. equal tee with free solvent cement. 7 315 mm. dia ( is.no. 10124 / 88 part- 8 with latest amendment ) f.t.p. 8 200 mm.. dia ( is. no. 10124 / 88 part- 6 with latest amendment ) f.t.p. 9 140 mm. dia ( is. no 10124 / 88 part- 6 with latest amendment ) f.t.p.. 10 200 x 140 mmdia.p.v.c. reducer ( class-ii ) with free solvent cement. 11 160 x 140 mmdia.p.v.c. reducer ( class-ii ) with free solvent cement. 12 200 mm. dia 600 ( is. no. 10124 / 88 part- 8 with latest amendment ) bend 13 140 mm. dia 900 ( is. no. 10124 / 88 part- 8 with latest amendment ) bend 14 140 mm. dia 600 ( is no. 10124 / 88 part- 8 with latestamendment ) bend 15 200 mm. dia is. no. 10124 / 88 part- 4 with latestamendment end cap. 16 140 mm. dia is. no. 10124 / 88 part- 4 with latestamendment end cap. 17 extra coupler for 315 mm. dia p.v.c. pipe ( extra ) is. 10124 / 1988 with latest amendments with free solvent cement. 18 extra coupler for 200 mm. dia p.v.c. pipe ( extra ) i.s. 10124 / 1988, part- ii with free solvent cement. 19 extra coupler for 140- mm. dia p.v.c. pipe ( extra ) i.s 10124 / 1988, part- iiwith free solvent cement. 20 150 mm diaisi marked p.v.c.flexible hose pipeas per is 15265 21 extra solvent cement i.s.14182-1994 with latest amendments 22 m.s / g.i. accessoriesgi set for distribution chamber all material isi marked ( as per approved existing drawing and tech. specification ) a ) quadruped set for major rli 23 c.1. sluice valve with hand wheel, 151marked, 15:14846a ) 150 mm. dia 24 c.i. foot valve ( 150 mm. dia ) heavy duty flange type w / t. 28 kg + 5% is: 4038 / 1986 with latest amendment isi marked ( flangetype ) . 25 alfa alfa valve ( nipple type ) with handwheel 01 no. tor04 nos valve ( as per approved existing drawing ) 150 mm ( type-c ) 26 90 degree g.i bend ( both end flanged ) -isimarked-is 1239, galv- is4736a ) 150 mm dia 27 b ) 150 mm dia long bend ( with priming ) 28 galv. ms flanged pipe 151 markec- is: 1239, galv- is4736a ) 150mm.dia ( 4.8mm ) 29 m.s. hose clamp 30 150 mm dia 31 nipple both end grooved 150mm dia. 32 c.i. tail piece : one end flanged & other end groved150mm dia. 33 foundation bolt ( m.s ) 34 for distrubution chamber ( m20x375 mm long as per is 2062 ) 35 for electro motor pump sets ( m20x375 mm long as per is 2062 ) 36 nuts & bolts ( g.i ) 37 g.i. m 20x80 mm. 38 g.i. m 20x100 mm. 39 g.i. m.16x65 mm 40 g.i. m 16x80 mm 41 g.i. m 16x 50 mm 42 foot valve lather washer 43 150mm.dia 44 compresed asbestos fibre jointing for quadruped & tripod set ( for raised surface of flange as per is-6392 ) 45 500mm.dia ( table-5 ) 46 rubber insertion 5mm thick with proper reinforcement 2 ply conforming to i.s.638 / 79with isi mark with latest amendment . 47 300 mm dia ( table-11 ) 48 300 mm dia ( table-5 ) 49 200mm.dia ( table-11 ) 50 200mm.dia ( table-5 ) 51 150mm.dia ( table -17 ) 52 150mm.dia ( table -5 ) 53 80 mm.dia ( table-17 ) 54 rate from percentage boq ( boq2 )