Complete Overhauling / Repairing of 5.00 MLD Rapid Sand Gravity Filter plant including Designing and SITC of manifold/ lateral system at Matela Under Almora Urban Pumping Water Supply Scheme

Rates for Complete Overhauling / Repairing of 5.00 MLD Rapid Sand Gravity Filter plant including Designing & SITC of manifold/ lateral system at Matela Under Almora Urban Pumping Water Supply Scheme

Repairing and Renovation work for Filter bed , Settling tank and Hopper bottom tank-

Plastering with cement mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification Clauses 613.4 & 1204.

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape,raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge With cement mortar 1:4 (1cement: 4 coarse sand).

Providing and laying cement concrete in retaining walls, return walls,walls (any thickness) including attached pilasters, columns, piers,abutments, pillars, posts, struts, buttresses, string or lacing courses,parapets, coping, bed blocks, anchor blocks, plain window sills, fillets,sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing:1:2:4 (1 Cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 For nominal mix 1:2:4.

Supplying, fitting, and placing HYSD bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in :Cement mortar 1:4 (1 cement : 4 coarse sand.

Dismantling Repairing and Similar Fabrication work of MS channel , Grating Back wash tank and Chamber cover -

Dismantling steel work in built up sections in angles, tees, flats and channels including all gusset plates, bolts, nuts, cutting rivets, welding etc. including dismembering and stacking within 50 metres lead.

Steel work welded in built up sections/ framed work, including cutting, hoisting , fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

SS work welded in built up sections/ framed work, including cutting,hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Dismantling and repalcement of damaged ms sheet from 5.00 MLD filter back wash tank and opening of ms nut bolt from the damaged and rusted ms sheet for changing by supply and fixing of new ms sheet of same size and thickness including cutting welding and other related work required T&P etc complete.

Complete Renovation of Manifold and Lateral System

Designing Supplying Installation Testing and Commissioning of Manifold and Lateral system with air compressor piping system complete for rapid sand gravity filter plant considering rate of filteration is 2.5 Million liter in 20 Hour including supply of all material labour and T&P etc complete as required at site.

Dismantling and Replacement of Desfunctional Piping system and Sluice Valve

Dismantling of C.I. sluice valve including stacking of useful materials within a lead of 50 metres.Up to 150 mm diameter(65 mm and 150 mm )

Dismantling of C.I. sluice valve including stacking of useful materials within a lead of 50 metres. Above 150 mm diameter (200mm , 250mm and 300mm )

Supply and fixing of CI/DF Non Rising Sluice valve Confirming to IS: 14846-2000 having following sized with both side flanges. 65 mm

Providing of all materials, Carting from site store to site of work, confirming to IS: 1978 - 1982, jointing by electric welding process with proper grade of eletrodes by cutting of pipes and making required bends by welding, completion of work with testing of pipe line etc complete. MSERW pipe 80 mm dia 4.8 mm thick.

Providing and Laying Double Flanged (Screwed/Welded) Centrifugally Cast (Spun) Ductile Iron Pipes of class K-9 including supply of packing confirming to IS: 5382-1985 with testing of pipe line complete. D.I. Double Flanged Pipe K-9 150 mm dia.

Painting and Tiles work

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer’s specifications including appropriate priming coat, preparation of surface, etc. complete.-On concrete work .

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer’s specifications including appropriate priming coat, preparation of surface, etc. complete.-On Steel work.

Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade :Two or more coats on new work.

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead.For thickness of tiles 10 mm to 25

Providing and laying matt finished vitrified tile of size 300x300x9.8mm having with water absorption less than 0.5% and conforming to IS:15622 of approved make in all colours and shades in for outdoor floors such as footpath, court yard, multi modals location etc., laid on 20mm thick base of cement mortar 1:4 (1 cement : 4 coarse sand) in all shapes & patterns including grouting the joints with white cement mixed with matching pigments etc. complete as per direction of Engineer-in-Charge.

Leak proofing

Providing and inserting 12mm dia galvanised steel injection nipple in honey comb area and along crack line including drilling of holes of required diametre (20mm to 30mm) up to depth from 30mm to 80mm at required spacing and making the hole & crack dust free by blowing compressed air, sealing the distance between injection nipple with adhesive chemical of approved make and allow it to cure complete as per direction of Engineer.

Providing and laying Slurry Seal consisting of a mixture of fine aggregates,portland cement filler, bituminous emulsion and water on a road surface including cleaning of surface, mixing of slurry seal in a suitable mobile plant, laying and compacting to provide even riding surface as per MoRTH specification Slurry Seal 5 mm thickness.

Filter Media and Related work -

Taking out , cleaning and Refilling (i.e 30 % of the excavated -washed filter media ) of existing filter media / supporting media / gravells from filters bed as per direction of engineer in charge including supply of all material labour T&P etc complete as required at site

Supply Filling and packing of supporting media into sand filter bed as per standard specifications complete in all respect as per IS Code 8419.

Supply Filling and packing of filter media into filter bed as per standard specifications complete in all respect as per IS Code 8419 (Part I) . i) Effective size of the sand shall be 0.45 to 0.70mm ii) Uniformity coefficient shall not be more than 1.7 nor less than 1.3 iii) Sand shall be hard resistant quartz and free from clay dust roots and other impurities. iv) It should contain less than 2% lime and magnesium calculated as carbunates and soluble in dilute hydrochloric acid 24 hours at a temperature of 700 F . v) Silica contents should not be less than 90 % . vi) Specific gravity shall be in the range of 2.55 to 2.65 vii) Wearing loss shall not be more than 3% ignition loss should not exceed 0.7 % by weight . viii) Soluble fraction in hydrochloric acid shall not exceed 5 % by weight .