Repair and replace of Vertical Cast Iron Soil line at North side and over head water tank of Collector Building located at Netaji Subhash Road Kolkata - 700001 during the year 2025-2026

Dismantling H.C.I. pipe with fittings including melting lead caulked joints. (i) 100 mm

Removing chokage in G.I. pipe including cleaning pipe. (i) 15 mm

Supply of UPVC pipes (B Type) & fittings conforming to IS - 13592 - 1992 (Dia.) I) Single Socketed - 3.00 m length 110 mm

Fittings. c) Door Tee j) Bend 87.5° (ii) 110 mm.

(iii) 75 mm

p) Pipe Clip (ii) 110 mm.

P trap 110x110, 75mm

S trap 110x110, 75mm

xxviii) Reducing Tee 110 x 75 mm. 75 mm

Rubber Lubricant

Solvent Cement

Labour for fitting and fixing U.P.V.C. pipes for above ground work including cost of jointing materials etc. fitting and fixing all necessary specials, cutting pipes, cutting holes in walls or R.C. floor where necessary and mending good all damages excluding the cost of masonry or concrete work, if necessary, but including the cost and fitting and fixing holder bat clamps(any floor) or for underground work including cutting trenches upto 1.5 metre and refilling the same complete as per direction of the Engineer-in-charge. (Payment will be made on centre line measurement of the total pipe line including specials.) (A) Above Ground (viii) 110 mm dia

Ordinary Cement Concrete M-15 [ Mix 4 : 2 : 1 ] with graded stone chips (20 mm.size) etc. in ground floor. a) Pakur / Chandil Variety

Supplying,fitting and fixing in position R.C.C. Manhole/pit cover of approved make with rim of approved make (Heavy type) (i) 450 mm dia.

Cleaning silt of inspection pit.

Cleaning rubbish, sludge, weeds scum, liquid earth, mud etc.etc.from road side masonary drain/hume pipe drain/culvert etc. by mathor labour after removing concrete.Slab/manhole cover etc.without damaging the same and refixing the same properly after cleaning as necessary and removing the sludge etc.etc.by using iron pans,buckets including all labour, tools & plants including removing the spoils in dry condition and disposing the same by truck beyond the road side in conformity with municipal/corporation rules for such disposal including loading into truck and cleaning the road side in all respects as per direction of the Engg-in-charge.

Making one set of scaffolding only for replacing glass panels, painting, uprooting plant and another repairing works of building and S&P works for external works only etc. a) 3.90 metre height

b) Extra for additional 3.6 height or part thrreof

Renewing lead caulked joint for HCI pipe with new gaskets (i) 100 mm dia.

(ii) 150 mm dia.

Ordinary Cement concrete [ Mix 3 : 1.5 : 1 ] with graded stone chips(20 mm.size) excluding shuttering and reinforcement, if any, as per Is 456-2000. a) Pakur / Chandil Variety In ground floor :-

In 1st. floor :-

Taking out Mirzapur or glazed porcelain tiles carefully by chiselling from walls or floor including stacking serviceable material as directed

Supplying, fitting & fixing 1st quality Ceramic tiles in walls and floors to match with the existing work & 4 nos. of key stones (10mm) fixed with araldite at the back of each tile & finishing the joints with white cement mixed with colouring oxide if required to match the colour of tiles including roughening of concrete surface, if necessary or by synthetic adhesive & grout materials etc. (C) Floor With Polymerised Adhesive and Epoxy grout pointing including spacer- 2 mm ( When Tiles are laid over existing hard ready surface) b) Area of each tile above 0.09 Sq.m [using adhesive 4.5 mm thick] (i) Coloured decorative

(d) wall With Polymerised Adhesive and Epoxy grout pointing including spacer- 2 mm ( When Tiles are laid over existing hard ready surface) b) Area of each tile above 0.09 Sq.m [using adhesive 4.5 mm thick] (i) Coloured decorative

Repairing damaged G.I. tank of any capacity after lowering on roof by replacing with new 2 mm thick G.I. sheet by rivetting with necessary packing, painting new portions, refixing the existing C.I. tank cover by rivetting in new position, if necessary, after taking out old cover very carefully etc. complete (excluding the cost of dismantling and refixing tank but including the cost of cutting out worn out portion by suitable means to regular shape)

Labour for lowering plastic water storage tank and stacking in places as directed (ii) Above 1500 litre upto 5000 litre capacity (a) From 1st story to G.L.

(b) Extra for each additional story At toproof on 4 th floor @ Rs .43 x3

Labour for hoisting plastic water storage tank. (ii) Above 1500 litre upto 5000 litre capacity. (a) Upto 1st story from G.L.

(b) Extra for each additional story @ Rs .72 x 3

Supplying P.V.C. water storage tank of approved quality with closed top with lid (Black) - Multilayer (d) 2000 litre capacity

Supply of Chlorinated Polyvinyl Chloride (CPVC) pipes & fittings conforming to IS-15778: 2007 (A)(I) CPVC Pipes Class-1,SDR-11 50 mm

(I) Tank connecting nipple 50 mm

Z) Compact Compact Ball Valve with SS Handle For CPVC/ UPVC Fittings. (As per ASTM D 2467, Schedule 80) 50 mm

(Q) Ball Valve 50 mm

Cleaning and disinfecting upto 2000 litre Water tank including masonry reservoir.

Supplying, fitting and fixing CPVC (Chlorinated Polyvinyl Chloride) pipes of approved make conforming to IS-15778: 2007 . 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, fitting, fixing etc. complete in all respec (a) For Exposed Work (ii) CPVC Pipes Class-2,SDR-13.5 50 mm

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding etc.(ground floor) (i) With 6:1 cement mortar (b) 20 mm. thick plaster

Supplying, fitting and fixing gunmetal wheel valve of approved brand and make tested to 21 kg per sq. cm. (for water lines only). (vii) 50 mm

(e) PTMT Bib Cock / Stop Cock C706 [P-6/7 e] (i) 15 mm

Supplying, fitting and fixing Anglo-Indian W.C. in white glazed vitreous china ware of approved make complete in position with necessary bolts, nuts etc. (a) With 'P' trap (with vent)

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