Construction Testing and Commissioning of Rudrapur Water Supply Scheme Zone 3

Amount

Soil testing of proposed O.H.T. site by some reputed institute like I.I.T. Roorkee or equivalent & accordingly design and construction of 1500 KL capacity, 24m staging RCC Over Head Tank with foundation considering seismic forces, including supply of all materials, labour, T&P etc. as required for proper completion of work and submission of detailed design/drawings before starting of the work. The earthquake resistant design must be in conformity with IS:456, IS:3370,IS:1893, IS:13932 & IS:13920 (latest versions) etc. Water retaining portion i.e. container of O.H.T. will be constructed in M-30 design mix concrete as per latest guidelines of BIS. The work also include.

One meter wide balcony around the tank at the middle ring beam (Junction of conical wall and containers vertical wall).

One meter wide RCC two columns stair case as an access to the top dome of the tank from ground level.

Supplying & fixing M.S. gate with locking arrangement on first landing to avoid access to the O.H.T. as per direction of Engineer-in-charge.

Supplying & fixing of 60cm, wide M.S. ladder from tope dome to the inside of the tank upto bottom dome of 50×50×6mm angle iron and 20mm dia plain M.S. bars @ 25 cm. C/C welded or riveted with suitable hand rail etc.

Supplying & fixing of 1200mm dia ventilator of 50×50×6mm angle iron fitted at the crown of top dome with mosquito proof wire mesh over expanded metal jali.

Supplying & fixing of 600×600mm M.S. Manhole cover of 5mm thick M.S. plate duly hinged with 50×50×6mm angle iron frame embedded in the top dome at appropriate place with locking arrangement shall be provided with overlap.

Supplying & fixing of Three rows of G.I. (medium) 20mm dia pipe railing with 50×50×6mm angle iron post of clear height 1.00m at a distance of 1.25m centre to centre around the balcony, top dome and along the stair case from ground level to top dome.

Supplying & fixing of water level indicator confirming to latest specifications & as per direction of engineer I/C

Supplying & fixing of lighting conductor arrangements including earthing as per latest I.S. code.

Supplying & fixing of 2 Nos. inlet of 200mm dia, 1 no.outlet of 400mm dia , washout of dia 200mm and over flow of dia 350mm of D.I.D/F (Class K-9) pipes and their sluice valves, (confirming to I.S.-780) duck foot bends on sutaible R.C.C. column based on raft foundation as per direction of Engineer- in- charge other special etc. including supply of all materials, necessarily required for jointing and erecting. The limits of pipe fixing shall be from dome of the tank to one meter outside the apron of the tank. Overflow pipe shall be vertical type at required position or otherwise specified. Also, construction of 2 Nos. inlet, 1 No. outlet & 1 No. washout/over flow chambers and their R.C.C. covers as per departmental type design. Complete in all respect as per the satisfaction of Engineer-in-charge.

Supplying & Clamping the vertical pipe with M.S. clamps of size 50×6mm at 1.50M C/C.

Filling the tank as many times as required with water and testing for water tightness and making it water tight, water for testing the tank shall be arranged by the contractor.

Supplying & Painting the outlet inlet, washout and over flow pipe with one coat of oxide primer (Asian, Berger, Nerolac etc.) and two coats of paint of approved quality (Asian, Berger, Nerolac etc.) and shade.

Supplying & Painting the entire tank with three coats of (including base coat) exterior weather coat Apex or equivalent of Asian, Berger, Nerolac etc. of approved quality and shade as per direction of the Engineer-In-charges.

Supplying & Painting the balcony and staircase railing and M.S. Manhole cover, ventilator angle iron posts with one coat of oxide primer (Asian, Berger, Nerolac etc.) and two coats of paint of approved quality (Asian, Berger, Nerolac etc.) and shade.

Supplying & Filling of earth, ramming and watering the earth upto the plinth level which will be about 1.00 M above from natural ground level for construction floor & projecting one meter form the tank columns and 1 M wide apron with suitable drain. Floor shall be 40mm thick P.C.C. 1:2:4 over 80 mm thick P.C.C. 1:4:8 at floor of the tank with suitable glass strips. 230 mm thick masonary walls in 1:6 cement sand mortar requires to raise ground level to plinth level including all materials etc.

Providing all materials , carting from site store to site of work, lowering into trenches with true to alignment , Laying & Jointing of full lenght S&S Centrifugally cast (spun) Ductile iron pipes including supply of "EPDM " rubber gaskets conforming to IS : 5382 (latest version) with testing of pipe line complete. DI K-9 pipe (Rising Main)

200mm dia - D.I. K-9 Pipe

Providing of all materials, carting from site store to site of work, lowering into trenches with true to alignment, laying & jointing of full length S&S centrifugally cast (spun) ductile iron pipes including supply of 'EPDM' rubber gaskets confirming to IS:5382 (latest version) with testing of pipe line complete. D.I. pipe S&S K-7 (Distribution System)

Excavation in Ordinary Soil (loams, clay, sand) for pipe line trenches including lift up to 1.5 m and lead up to 30 m with back filling, watering and ramming of excavated earth in the trenches.

Providing and fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertions etc. (comforming to IS:780 (latest version)

80 mm diameter (Class II)

100 mm diameter (Class II)

125 mm diameter (Class II)

150 mm diameter (Class II)

200 mm diameter (Class II)

250 mm diameter (Class II)

350 mm diameter (Class II)

400 mm diameter (Class II)

Constructing Masonry Chamber 60×60×120 cm. inside in brick masonry in cement mortar 1:4 for sluice valve with pre cost R.C.C. manhole cover and frame required shape and approved quality EHD 35 circular type 560mm internal dia.

Constructing masonry Chamber size 1.00×1.20×1.50m inside in brick masonry in cement mortar 1:4 for sluice valve with pre cost R.C.C. manhole cover and frame required shape and approved quality EHD 35 circular type 560mm internal dia and 200 mm thick RCC top slab 1:1.5:3 mix (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size ), i/c necessary excavation, foundation concrete 1:4:8 (1 cement : 4 fine sand : 8 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : with F.P.S. bricks.

Constructing masonry Chamber 90x90x120 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and 200 mm thick RCC top slab 1:1.5:3 mix (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size ), i/c necessary excavation, foundation concrete 1:4:8 (1 cement : 4 fine sand : 8 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 75.

Providing and fixing gun metal non- return valve (confirming to relevant I.S. specification) of approved quality (screwed end) : 80 mm nominal bore (Vertical)

Providing and fixing C.I. double acting air valve (confirming to relevant I.S. specification) of approved quality with bolts, nuts, rubber insertions etc. complete : 100 mm dia

Disinfecting D.I. water mains by flushing with water containing bleaching powder @ 0.5 gms per litre of water and cleaning the same with fresh water, operation to be repeated three times including getting the sample of water from the disinfected main tested in the laboratory.

Providing & Laying D.I. Special of class K-12 suitable for push-on jointing as per IS: 9523 (latest version)

Providing and fixing enclosed type water meter (bulk type) conforming to IS : 2373 and tested by laboratory complete with bolts, nuts, rubber insertions etc. : 150 mm dia nominal bore

Providing & Fixing stand post type fire hydrant with 80mm dia fire hydrant valve confirming to IS:5290 (Flanged) including up to 6m G.I. Pipe (medium) 80mm dia & lowering them into trenches and fixing the same on water supply line including cost of valves, specials labour T&P complete in all respect & fabricating & fixing M.S. box with locking arrangement but excluding the cost of excavation.

Constructing masonry Chamber size 0.60×0.60×1.20m with first class brick for Air valve/ Fire Hydrant with a floating coat of neat cement complete as per standard design with.Extra Heavy Duty Circular type 560mm internal dia Manhole cover with frame including supply of all material, labour T&P etc required for proper completion of work

Provision for barricating in two rows and necessary diversion of paths and where as necessary with the help to ballies rates flage signals and light signals etc as per requirement including supply of all material, etc. complete.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size)

Centering and shuttering including strutting, propping etc. and removal of form work for : Foundations, footings, bases for columns.

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete. Reinforcement for R.C.C. Work Using TMT Bars

Disposal of road rubbish/malba/surplus earth/similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Dismantling and reinstatement of road surface for laying of pipe line including sorting out of serviceable materials and disposal of unserviceable materials.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer in charge. 1:3:6 or richer mix.

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

Dismantling of flexible pavement (bituminous courses) by mechanical means and disposal of dismantled material up to a lead of 1 kilometre, as per direction of Engineer-in-charge.

Demolishing dry brick pitching in floors, drains etc. including stacking serviceable material and disposal of unserviceable material within 50 metres lead :

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level 1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate of 40 mm nominal size).

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size)

Dry brick pitching half brick thick (B.O.E.) in floors, drains etc. including supply of bricks and preparing the surface complete : With common burnt clay Ist Class bricks.

Laying old cement cocrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineerin-charge. Existing old C.C. interlocking titles to be used)

Providing and laying 80mm thick factory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge.

WBM Grading 1 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 1 as per Technical Specification Clause 405. By Manual Means

WBM Grading 2 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405. By Manual Means

WBM Grading 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. By Manual Means

Providing and spreading RBM i.e., River Bed Material cu.m (treated as granular sub-base /base/surface course material) in uniform layers with motor grader on prepared surface with rotavator and compacting with smooth wheeled roller to achieve the desired density.

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Dense graded bituminous macadam for grading I 37.5mm nominal size (bitumen @ 4.25% by weight of total mix

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Bituminous Concrete for Grading - II-13.2 mm (Nominal Size) : Bitumen @ 5.4 % of the weight of total mix

Laying of brick on edge pavement by old Bricks for Ist stage reinstatement (old brick obtained from the site shall be used) and preparing the surface complete as per direction of engineer in charge.

Laying old cement cocrete interlocking paver blocks (Tiles) for Ist stage reinstatement on pipe line trenches laid in required line and level as per existing surface etc. all complete as per the direction of Engineer-in-charge. (Existing C.C. Interlocking tiles to be used

Supply of all material, labour T&P etc. and provide Nala and Culvert crossing up to 60cm wide for laying of pipe line as per direction of engineer-in-charge.

Supply of all material, labour T&P etc. and provide Nala and Culvert crossing above 60cm wide for laying of pipe line as per direction of engineer-in-charge.

House Service Connection

Providing of Brass Ferrule of pressure rating PN 10. Material to comply with IS 319 grade ½. Connection threading IS:554 BSPT , ISO:7-1

Making ferrule connection in the existing main of D.I., G.I, A.C, PVC or any type of pressure mains with saddle piece, service connections, fittings and fixing of G.M. ferrule including tapping the main, but excluding the cost of earth work and cost of all materials. Ferrule Connection (Labour cost only)

Providing of Clamp saddles should be Non corrosive Engineering Plastic body moulded with Stainless steel threaded metal insert for tapping outlet. Clamp saddles for service connection from water distribution mains shall be of wrap around design, wide skirt and wide straps support, which shall reinforce the pipe while providing excellent stability to the saddle. Clamp Saddles for service connections shall be of fastened strap type with threaded (as per IS:554) (latest version) female outlet of Stainless steel for service connection. The design of the saddle body should be such that, the service connection outlet metal insert shall project out towards pipe side and align with the hole drilled on the pipe to ensure positive locking against rocking or creeping on the pipe, as might be caused by vibration, pressure or excessive external loading. Saddle Seal shall be of virgin rubber SBR Grade 30 / NBR (NSF 61 approved). It shall be of type pressure activated hydro-mechanical design. It shall be contoured gasket to provide a positive initial seal which increases with increase in the line pressure. Saddle straps shall be made of plastic with or without metal reinforcement depending on size and injection molded to prevent galvanic corrosion over the long service life. For 80mm to 400mm dia D.I. Pipe.

Providing & Fixing of 20 mm dia PP Compression Metal Insert Female Thread Adaptor with SS304 material with BSP Threads as per ISO 14236 standard. Body, Nut / Cap –Polypropylene, Clip Ring-POM (Acetylic resin ),Packing bush- Polypropylene, “O” ring – NBR. Pressure rating will be PN 16.The Compression fittings for intended for conveyance of Potable water for Human consumption to be tested to comply with BS 6920 specifications in any of the NABL laboratories and certificate of compliance to be produced.

Providing & Fixing of 20 mm dia Double Compression Elbow with Body, Nut / Cap –Polypropylene, Clip Ring-POM (Acetylic resin ),Packing bush- Polypropylene, “O” ring – NBR. Pressure rating will be PN 16.The Compression fittings for intended for conveyance of Potable water for Human consumption to be tested to comply with BS 6920 specifications in any of the NABL laboratories and certificate of compliance to be produced.

Providing and fixing MDPE PE 80 Blue Pipe PN 16 for 20mm dia. (Make- Duraline, Ashirwad, Astral, Oriplast, Jain Irrigation)

Providing & Fixing of 20mm dia UPVC Ball Valves, with compression- female threaded Body, Nut / Cap –Polypropylene, Clip Ring-POM (Acetylic resin),Packing bush- Polypropylene, “O” ring – NBR. Pressure rating will be PN 16.The Compression fittings for intended for conveyance of Potable water for Human consumption to be tested to comply with BS 6920 specifications in any of the NABL laboratories and certificate of compliance to be produced.

PUMP HOUSE, BOUNDARY WALL, APPROACH ROAD , GATE AND OTHER WORKS

Excavation work by machanical means (Hydraulic excavator)/ manual means in foundation trenches or drains not exceeding 1.5 m in width or 10sqm. On plan including dressing of sides and ramming of bottoms lift upto 1.5m, including getting out the excavated earth and disposal of surplus excavated soils as directed, within a lead of 50m. All kinds of earth.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:4:8 (1 Cement : 4 coarse sand : 8 graded stone aggregate of 40 mm nominal size).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:2:4 (1 Cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size).

Reinforced cement concrete work in walls (any thickness), including attached plasters, buttresses, plinth and string cources, fillets, columns, pillars, piers, abutments,posts and struts etc. upto floor five level excluding cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.50 coarse sand : 3 graded stone aggregate of 20mm nominal size)

Centring and shuttering including strutting, ropping etc and removal of form for

Foundations, footings, bases for columns, etc. for mass concreate.

Columns, pillars, piers, abutments, posts and struts

Lintels, beams, plinth beams, girders, bressmers and cantilevers

Suspended floor & roof slab etc.

Reinforcement for R.C.C. work including straightening, cutting, bending placing in position and binding all complete. Reinforcement for R.C.C. Work Using Thermo-Mechanically Treated Bars.

Providing and laying damp-proof course 40mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 12.5mm nominal size).

Brick work with F.P.S. bricks of class designation 75 in foundation & plinth in 1:6 (1 cement : 6 coarse sand)

Brick work with F.P.S. bricks of class designation 75 in superstructure above plinth level upto floor V level in all shapes and sizes in 1:6 (1 cement : 6 coarse sand)

15 mm thick cement plaster of mix 1:6 ((1 Cement : 6 fine sand)

12 mm thick cement plaster of mix 1:6 ((1 Cement : 6 fine sand)

12 mm thick cement plaster of mix 1:4 ((1 Cement : 4 fine sand)

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade (Make Asian, Berger, Nerolac etc.) : New work (Two or more coats applied @ 1.43 ltr/ 10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/ 10 sqm) (Make Asian, Berger, Nerolac etc.)

Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications :Two or more coats applied on walls @ 1.25 ltr/10 sqm over and including one coat of Special primer applied @ 0.75 ltr /10 sqm (Make Asian, Berger, Nerolac etc.)

Painting wood work with Deluxe Multi Surface Paint of required shade. Two or more coat applied @0.90 ltr/10 sqm over an under coat of primer applied @0.75 ltr/ 10 sqm (Make Asian, Berger, Nerolac etc.)

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

Supply of all labour, material and T&P etc. and construct brick-on-edge pavement with Ist class bricks inside proposed water works compound.

Supplying and filling in plinth with local sand including watering, ramming, consolidating and dressing complete in proposed water works.

Providing and laying integral cement based water proofing treatment including preparation of surface as required for treatment of roofs, balconies, terraces etc consisting of following operations: (a) Applying a slurry coat of neat cement using 2.75 kg/sqm. of cement admixed with water proofing compound conforming to IS. 2645 and approved by Engineer-in-charge over the RCC slab including adjoining walls upto 300mm height including cleaning the surface before treatment. (b) Laying brick bats with mortar using broken bricks/brick bats 25 mm to 115mm size with 50% of cement mortar 1:5 (1 cement : 5 coarse sand) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge over 20 mm thick layer of cement mortar of mix 1:5 (1 cement :5 coarse sand ) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge to required slope and treating similarly the adjoining walls upto 300 mm height including rounding of junctions of walls and slabs (c) After two days of proper curing applying a second coat of cement slurry using 2.75kg/ sqm of cement admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge. (d) Finishing the surface with 20 mm thick jointless cement mortar of mix 1:4 (1 cement :4 coarse sand) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge including laying glass fibre cloth of approved quality in top layer of plaster and finally finishing the surface with trowel with neat cement slurry and making pattern of 300x300 mm square 3mm deep. (e) The whole terrace so finished shall be for final test. All above operations to be done in order and as directed and specified by the Engineer-in-Charge : With average thickness of 120mm and minimum thickness at khurra as 65 mm mm square 3mm deep. (e) The whole terrace so finished shall be flooded with water for a minimum period of two weeks for curing and for final test.

Cement concrete flooring 1:2:4 (1 cement: 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement including cement slurry, but excluding the cost of nosing of steps etc. complete. 40mm thick with 20mm nominal size stone aggregate.

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm outer diameter

Treatment of earth under Proposed existing floors using chemical emulsion @ one liter per hole, 300 mm apart including drilling 12 mm diameter holes and plugging with cement (1 cement : 2 Coarse sand) to match the existing floor :mortar 1 :2 With Chlorpyriphos/Lindane E.C. 20% with 1% concentration

Supply of all materials, labour T&P etc. required for construction of 15mm dia S.C. drain.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. (Rate Rs. 112.40+ Rs. 4.28 (Cost Index 3.81%)= Rs. 116.68)