tender for yearly maintenance and repair works of vigyan chetana bhavan, saltlake, during the year 2023-24 ( s and p works only ) - 1 dismantling sink with brackets with or without waste fittings.(ii) above 450 mm and upto 600 mm length 2 dismantling wash basin with brackets with or without waste fittings. 3 rewashering stop cock/ bib cock/ push cock/ pillar cock including gland(ii) 20 mm 4 labour for dismantling g.i. pipe with fittings.(iv) 32 mm 5 (vi) 50 mm 6 refixing wash basin with brackets with or without waste fittings. 7 opening out leaky water supply pipe and making the joints water tight(i) upto 40 mm dia. 8 (ii) 50 mm dia. 9 refixing g.i. pipe with fittings after cleaning where necessary.(iv) 32 mm dia. 10 (vi) 50 mm dia. 11 refixing sink with brackets with or without waste fittings.(ii) above 450 mm and upto 600 mm length 12 dismantling and refixing bib cock or stop cock.(i) 15 mm 13 renewing brass spindle and valve of stop cock/bib cock/push cock/pillar(i) 15 mm 14 renewing c.i. clamp for pipe including cutting hole in wall etc. and mending good all damages.(iv) 32 mm dia. 15 (vi) 50 mm dia. 16 cutting out pipe and making threads.(iii) above 32 mm upto 50 mm dia. 17 renewing iron jamnut with washer.(i) 15 mm 18 dismantling pillar cock of wash basin. 19 refixing pillar cock of wash basin. 20 wash basin vitreous china of approved make (without fittings)supplied,fitted and fixed in position on 75mm x 75 mm x 75 mm woodblocks and c.i. brackets including two coats of painting of c.i. brackets.(ii) 550 mm x 400 mm sizetoilet block 21 supplying, fitting and fixing 10 litre p.v.c. low-down cistern conforming toi.s. specification with p.v.c. fittings complete,c.i. brackets including twocoats of painting to bracket etc.toilet block 22 dismantling yard gully with gratings.(iii) 225 mm 23 refixing yard gully including necessary cement brick work (4:1) and 13 mm thick cement plaster (2:1) etc. complete including mending good all damages. (cement work will be paid seperately).(iii) 225 mm 24 renewing polythene ball of approved quality for pipe of dia.:(iv) 15 mm 25 supplying, fitting and fixing peets valve fullway gunmetal standardpattern best quality of approved brand bearing i.s.i. marking with fittings(tested to 21 kg per sq. cm.).(vi) 32 mm dia 26 removing chokage of water closet. 27 removing chokage of yard gully. 28 cleaning wash basin/ sink with acid. 29 dismantling and taking out lead / polythene waste pipe and refixing the same after removing chokage including necessary bendings/ offsets and straightening and replacement of damaged parts, if any. 30 cleaning silt of inspection pit. 31 supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.as per i.s-12592(m.d)(vi) 5 mt load bearing capacity round manhole cover provided with two lifter hooks fitted with matching frame of sizecover: 565 mm x 65 mmframe: 665 mm x 125 mmopening: 470mmweight: 90 kg (approx) 32 dismantling & refixing pit cover 33 supplying,fitting and fixing approved brand p.v.c. connector white flexible, with both ends coupling with heavy brass c.p. nut, 15 mm dia.(iii) 600 mm long 34 supplying, fitting and fixing g.i. pipes of tata make with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, making threads, fitting, fixing etc. complete in all respect including cost of all necessary fittings as required,jointing materials and two coats of painting with approved paint in any position above ground. (payment will be made on the centre line measurements of total pipe line including all specials. no separate payment will be made for accesories, specials. payment for painting will be made seperately)(a) for exposed work(a) (ii) 15 mm dia. medium quality 35 (d) (ii) 32 mm dia. medium quality 36 supplying, fitting and fixing pedestal of approved make for wash basin (white) 37 supplying, fitting and fixing bib cock or stop cock.(b) (i) chromium plated stop cock (equivalent to code no. 513(a) & 513(b) & model - tropical / sumthing special of essco or similar 38 (c) (i) chromium plated bib cock (angular shape with wall flange) (equivalent to code no. 5037 & model - florentine of jaquar or similar brand). 39 supplying, fitting and fixing pvc pipes of approved make of schedule 80 (medium duty) conforming to astmd - 1785 and threaded to match with gi pipes as per is : 1239 (part - i). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, making threads,fitting, fixing etc. complete in all respect including cost of all necessary fittings as required,jointing materials and two coats of painting with approved paint in any position above ground. (payment will be made on the centre line measurements of total pipe line including all specials. no separate payment will be made for accesories, specials. payment for painting will be made seperately)(a) for exposed work pvc pipes(dia) 40 mm 40 supplying, fitting and fixing pillar cock of approved make.a) (i) cp pillar cock - 15 mm. (equivalent to code no. 507 & model - tropical / sumthing special of essco or similar brand). 41 supplying,fitting and fixing approved brand 32 mm dia.p.v.c. waste pipe, with pvc coupling at one end fitted with necessary clamps.(ii) 750 mm long 42 supplying, fitting & fixing aluminium domical grating.(iii) 100 mm 43 supplying, fitting and fixing e.w.c. in white glazed vitreous chinaware of approved make complete in position with necessary bolts, nuts etc.(a) with p trap 44 supplying, fitting and fixing closet seat of approved make with lid and c.p. hinges, rubber buffer and brass screws complete.(a) e.w.c.(ii) plastic (hallow type) white 45 supplying, fitting and fixing towel rail with two brackets.(a) c.p. over brass(iii) 25 mm dia. and 750 mm long 46 supplying, fitting and fixing porcelain soap tray of approved make. 47 supplying, fitting and fixing best quality indian make mirror 5.5 mm thick with silvering as per i.s.i. specifications supported on fibre glass frame of any colour, frame size 550 mm x 400 mm 48 cleaning and disinfecting above 2000 litre water tank including masonry reservoir.over headundergroundconsidering four operation 49 collecting sample of water for bacteriological and chemical test from any depth at any time during execution of work including hire and labour charges for tools and plants and sterilising the equipments, paying all charges and fees, testing etc. complete in all respect as per direction.considering four operation