Construction of 4 Nos. firefighting underground tanks and pump houses near existing Surabhi, Malaygiri, Kedarnath pump houses and receiving tank near TIFR colony Mandala including Civil, PH and Electrical works at Anushaktinagar, Mumbai.

Amount

GENERAL ABSTRACT

PART - I - Civil Works

PART - II - Public Health Engineering works

PART - III - Electrical works

Description of Work / Item(s)

Amount

ABSTRACT FOR PART - I

PART - I - CIVIL WORKS

Description of Work / Item(s)

Amount

Part I : CIVIL WORKS

Earth work excavation over areas by mechanical means (Hydraulic excavator) / manual means to required profile, level, grade, camber etc. in all soils as mentioned below (exceeding 30 cm in depth, 1.50m in width as well as 10 sqm on plan area) including dressing of excavated area, re filling with approved excavated materials in layers not exceeding 150 mm watering, consolidation to obtain 90% proctor density and stacking / disposing the surplus excavated materials within a lead of 500 m and all inherent lift etc. to the required location etc. complete all as per specification, drawing and as directed by the Engineer-In-Charge.

In all soils other than soft and hard rock

In soft rock

In hard rock by chiselling or by using machine such as poclain with jack hammer etc.

Depth not exceeding 1.50m from ground level.

Depth exceeding 1.5m & up to 3.0m from ground level.

Depth exceeding 3.0m & up to 4.5m from ground level.

Depth exceeding 4.5m & up to 6.00m from ground level.

Depth not exceeding 1.50m from ground level.

Depth exceeding 1.5m & up to 3.0m from ground level.

Depth exceeding 3.0m & up to 4.5m from ground level.

Depth exceeding 4.5m & up to 6.00m from ground level.

Depth not exceeding 1.5 m from ground level

Depth exceeding 1.5 m & up to 3 m from ground level

Depth exceeding 3.0m & up to 4.5m from ground level.

Depth exceeding 4.5m & up to 6.00m from ground level.

Cement concrete of specified grades at all locations & depths for the following works using graded stone aggregate of 20mm maximum size including necessary form work, machine mixing, transporting, placing in position consolidation, finishing, curing etc. complete all as per specifications, drawings & as directed by the Engineer in Charge. Note : Nominal reinforcement if provided shall be measured & paid under relevant item.

PCC M-10 in foundation, mudmat course etc.

PCC M-15 in sub base flooring, plinth protection, pipe encasing, pump foundation etc.

Providing and laying in position PLUM concrete with 50% cement concrete of 1:3:6 (1cement, 3 coarse sand, 6 graded stone aggregate of maximum size 20mm) and 50% 90mm to 150mm size soling stones spreading uniformly including necessary form work, machine mixing, transporting, consolidation, finishing curing etc., complete as per specifications, drawings and as directed by the Engineer In Charge.

Extra for providing RMC (Ready Mixed Concrete) conforming to IS 4926 (latest) in lieu of conventional PCC items supplied by approved RMC manufacturer's for all type of structural elements including transporting, pumping etc. complete as per instruction of Engineer in Charge.

Reinforced Cement Concrete of grade M-30 in foundation, plinth & superstructure for all type of Structural/ RCC Elements conforming to I.S.456-2000 using 20mm. maximum size downgraded stone aggregate including machine mixing, conveying, placing in position, mechanical consolidation, finishing, curing etc.complete as per specifications and drawings for the following etc. complete as directed by Engineer -in- Charge. NOTES FOR REINFORCED CEMENT CONCRETE :- a) Cement for structural works shall be OPC/ PPC ISI marked and duly approved by the Engineer in Charge. b) PPC/ blended cement of ISI marked shall only be used for finishing works on prior approval of Engineer in Charge. c) All RCC work shall be controlled concrete unless otherwise specified and shall be carried out strictly in accordance with the drawings and specifications. d) The rates for RCC works shall be exclusive of cost of reinforcement and form work unless otherwise mentioned. e) All coarse aggregate to be of 20mm. maximum size & uniformly graded unless otherwise mentioned. f) The water tank and other tanks shall be executed strictly as per following criteria without any additional cost. i) The water tank and other tank work shall be executed as per IS 3370 latest editions in addition to other relevant IS code mentioned elsewhere. ii) The minimum cement content for water retaining structures tank shall not be less than 330 kg/cum and not more than 400 kg/cum. iii) During construction of raft slab of underground tank, lift pit dewatering shall be continuously carried out to avoid developent of water pressure. iv) Dead load in the form of sand bag shall be placed on the raft slab of underground tank, lift pit, so as to counteract the pore pressure untill the walls are constructed and back filling is done. Number of sand bags required and time period of loading etc. shall be at the descretion of the Engineer in Charge. g) For all RCC items, the rates quoted shall include the following without any extra cost to the Department. i) Spacers to maintain clear cover for reinforcement. ii) Fixing at correct level and in proper alignment the inserts, pipe sleeves, pipe bends, hooks, other pipe specials etc. supplied by/ through the Department. iii) Test for Concrete shall be done as per IS 456-2000 and the cost of the same shall be borne by contractor.

In sub- structure

In super- structure

Extra for providing RMC (Ready Mixed Concrete) for all type of Structural/ RCC elements conforming to IS 4926 (latest) in lieu of conventional RCC items supplied by approved RMC manufacturers including transporting, pumping etc. as per instructions of the Engineer-in- Charge. Notes: i) The contractor shall obtain prior approval for RMC manufacturer from Engineer in Charge in writing. ii) The rate shall apply for all levels and locations including all type of structures etc. iii) Extra for RMC in lieu of conventional RCC and PCC of any grade mentioned elsewhere shall be measured and paid under this item for substructure works.

Providing, erecting, fixing in position striking/removing and cleaning steel/ timber shuttering & centering for form work in foundation, plinth & superstructure at all locations for all geometrical shapes in plain, curved surfaces of structural/ RCC elements including chamfers, splays, keys, wedges, props, rails, bracings, brackets, cutting holes for pipes, EPs etc., providing & applying approved form oil on all surfaces of form work coming in contact with concrete including close hacking of all exposed concrete work after removal of form work, all materials, labour etc.complete as per specifications drawings & as directed by Engineer in charge. Notes for formwork a) Area of form work in contact with concrete shall only be measured for payment and stop boards for construction joints will not be measured for payment. b) The rate of form work shall include all type of structural/ RCC elements and geometric shapes including circular and any other curved surfaces. c) For double/ multi stage shuttering design calculations and details / drawings for scaffolding shall be submitted by the contractor well in advance. Prior written approval of formwork shall be obtained from Engineer in Charge, before commencement of work. d) Nothing extra shall be entertained for revision in drawings

In sub- structure

In super- structure

Reinforcement for RCC work including supplying, delivering, storing of various diameters asrequired at site of work including loading,unloading, transporting, decoiling, straightening,cutting, bending, placing in position at all locations & levels and binding with 18 gauge, softdrawn annealed steel binding wire including carrying out various tests as required etc. all as per specifications, drawings & as directed by the Engineer- in- Charge. A) Thermo Mechanically Treated bars of grade Fe-500D manufactured by SAIL, TATA STEEL, JSPL, RINL and JSW only. Note:- The cost of binding wire shall be borne by the contractor and binding wire shall not be measured for payment.

In sub- structure

In super- structure

Supplying, laying & fixing water bar of following size/ make to correct level, grade & alignment between the joint of RCC walls of water tank including cleaning the construction joints of loose mortar & dust, applying primer as directed, unroll the water bar slowly & carefully on the joint without pulling & stretching it too much after the primer has set including tying the water bar to the reinforcement bars as directed all complete as per manufacturer's specification. Dr. fixit Non swellable water bar NSW 2525 manufactured by M/s Pidilite Industries Ltd.

In sub- structure

Providing random rubble masonry with rough dressed hard stone below plinth in foundation, retaining wall etc. in cement mortar 1:6 including through stone, header stone, bondstone, quoins etc. well packed including filling thei nterstices with smaller stone chips, striking, raking out joints & finishing the joints, including scaffolding, curing etc. all complete as per specifications, drawings and as directed by the Engineer in Charge.

Cement pointing 20mm thk. to random rubble masonry wall with cement mortar 1:3 using ready mix mortar including raking out joints, pointing neatly and finishing the joints, curing, scaffolding etc. complete all as per specification, drawing and as directed by the Engineer in Charge.

Raised and cut pointing

Disposing off the surplus excavated materials/ debris by mechanical transport to the specified dumping areas designated by MCGM including all leads, lifts, loading, unloading, stacking, spreading, levelling etc. all complete as per specifications & as directed by the Engineer in Charge. Note: Voids @ 20% for soils and 50% for soft rock/hard rock shall be deducted from fully loaded truck measurements to arrive at the net quantity for payment, in case direct measurement is not possible. Agency shall get approval for debris management plan from MCGM before disposal.

Disposing off the surplus excavated materials/ debris by mechanical transport to the dumping areas inside Anushaktinagar with all leads, lifts, loading, unloading, as per specifications & as directed by the Engineerin Charge. Note: i) Voids @ 20% for soils and 50% for soft /hard rock shall be deducted from fully loaded truck measurements to arrive at the net quantity for payment, in case direct measurement is not possible. ii)Disposal of debris/excavated material shall be carried out with prior written approval of Engineer In Charge .

Providing and laying dry rubble stone hard core soling of following consolidated thickness in subbase to floor and in plinth protection to required levels and lines with first quality rubble, hand set, well packed including filling the interstices with smaller stone chips, supplying & finishing /blinding the surfaces with approved blinding quality murrum including watering, consolidation etc. all complete as per specification, drawings & as directed by Engineer in Charge.

230mm consolidated thickness.

MASONRY WORK Brick masonry work in substructure for foundation and plinth, cable pits, trench, steps etc. using well burnt bricks from approved lot, of class designation 35(classification as per IS 1077-1992 and min. average compressive strength not less than 3.50N/mm2 ) in cement mortar 1: 6 to correct line, level and plumb including raking out joints/ simultaneous flush pointing with cement mortar 1:4, curing etc. complete as per specifications, drawings and as directed by the Engineer-in-charge. Please refer additional notes for this item.

Brick masonry in super structure at all floors and locations using well burnt bricks from approved lot of class designation 35 (classification as per IS 1077-1992 and min. average compressive strength not less than 3.50 N/mm2 ) in cement mortar 1:6 in 230mm walls to correct line, level and plumb including raking out joints, curing, scaffolding etc. complete as per specifications, drawings & as directed by the Engineer-in-charge. Please refer additional notes for this item.

FLOORING WORK Cement concrete 50mm thick in flooring with metallic hardner topping at all floors and locations, consisting of under layer of 38mm. thick cement concrete in grade 1:2:4 with 12mm. size aggregate and top layer 12mm. thick metallic concrete hardner wearing surface, cement being mixed with metallic flooring hardner of approved make in proportion of 4:1 (4 cement : 1 metallic floor hardner) by weight and cement hardner compound mixed with 6mm. down graded stone aggregate in the ratio of 1:2 by volume including form work, consolidation finishing to required level including providing and fixing aluminium strips of size 25mm x 3mm for panels of about 2 sq.m size. etc. complete as per specifications, drawings and as directed by the Engineer in Charge. Please refer additional notes for this item.

Cement plaster skirting 18mm thick (upto 100mm height) with cement mortar 1:3 using Ready Mix Plaster finished smooth with a floating coat of neat cement correct to line, level and plumb including rounding of junctions with flooring etc., complete as per specifications, drawings & as directed by the Engineer-in-charge. Please refer additional notes for this item.

DOORS AND WINDOWS Providing & fixing in position Galvanised pressed steel door at all floor and location of required sizes for the following made out of 16 gauge of grade VIII galvanised MS sheets generally conforming to IS 4351-1976, with two (top & bottom) horizontal and two vertical members door frame made out of 16 gauge grade VIII galvanised MS frames of size 80x55mm bent to shape as required with mechanical jointing at all junctions by providing 50 x 50 mm angle cleat made with 16G, G.I sheet one side welded to vertical member and another side with anchor fasteners and sleeves to horizontal member for fixing the frame to floor/ ceiling, vertical members fixed to wall with threaded sleeves of standard quality at 600mm centre to centre including providing 16 Gauge G.I sheet, 80mm wide to vertical stiffener at centre to the full height for each shutter bent to proper shape and providing 16G. G.I sheet louvers at top and bottom with G.I. wire mesh as shown in drawing including providing necessary locking arrangement, 4 nos. detachable type hinges for each shutter (with bolt & nut arrangement) including cost of all materials, labour, drilling cutting, fabricating, welding fixing fasteners, bolts, nuts, washers etc. including wastages, chasing, good the same to match with surrounding finishing, grouting the fasteners sleeves in cement concrete 1:2:4 to fix the frame over brick wall etc. and painting all the exposed surfaces of frame and shutter with 2 coats of synthetic enamel paint of approved make and colour over a coat of approved yellow zinc chromate primer over a coat of "etch" primer for all surfaces all as per the drawing and as directed by the Engineer in Charge. Please refer additional notes for this item.

Door type D1 of size 1000x2100 mm

Providing and fixing in position gear type operated by mechanically winding handle, steel rolling shutter of following size conforming to IS6248 latest consists of 75mm (3") wide 18 GI laths consisting interlocked together through their entire length and jointed together at the end by end locks including all necessary fixtures & fittings and MS top hood, guide channels, shutter suspension shaft with tested springs, ball bearing, ceiling strips, locking arrangement from inside and outside, crank handles etc., fixing guides in masonry/ concrete with necessary coach screws, brackets, including providing and fixing 600mm wide jalli throughout the width of shutter, painting two coats of synthetic enamel paint of approved make and colour over a coat of approved steel primer generally as per drawings, specifications as directed by the Engineer-in-charge. Note:- The measurement for rolling shutters will be as per structural opening, hoods will not be measured separately. Please refer additional notes for this item.

ALUMINIUM DOORS & WINDOWS Supplying and fixing in position at all floors integrated bronze anodised matt finished [15micron thick], aluminium section [extruded] for aluminium Doors / windows - sliding top hung/ fixed/ adjustable louvered windows / wall spans etc. as per drawing of approved manufactures with extruded sections of Jindal / Hindalco / Alomextrutions or other approved equivalent sections with size and weights as shown in the drawing, for frames and shutters [including wastages if any] conforming to relevant I.S specifications with all approved Bronze anodised aluminium fittings and accessories, locking arrangements, 2/3 rollers with ball bearings for sliding shutters of approved quality all as shown in the drawing, including providing and fixing aluminium channel beading / glazing clips fixed with necessary bronze anodised screws, grouting the gap with thermocole & silicon sealant etc. all complete generally as per drawings, specifications etc., all as directed by Engineer in Charge, but excluding the cost of glazing, which will be paid separately. Note: Approval of the Dept. for the complete design and shop drawing shall be obtained before commencement of the work. Please refer additional notes for this item.

Providing and fixing following type of approved quality glass panes for doors/ windows/ ventilators, of M/s. Modiguard and fixing with Aluminium frame work including fixing aluminium channel beading (to be paid under relevant item) and providing and fixing with 2 way EDPM gasketing, to ensure water and air tightness and neoprenecushions / gasket accommodated in grooves,necessary bronze anodized screws etc., all complete generally as per drawings specifications and as directed by the Engineer in Charge. Please refer additional notes for this item.

4mm thick & 75mm wide bajra (translucent) glass for adjustable louvers .

4mm thick plain float glass

WATERPROOFING TREATMENT Providing and laying integral cement based waterproofing treatment of the agency approved by Department, including preparation of surface as required for treatment of roofs, balconies, terraces etc. complete as per specifications, drawings & as directed by the Engineer-in-charge consisting of the following operations, as per IS:2645:2003, With average thickness of 115mm and minimum thickness at drain point as 65 mm. Work includes:- a) Applying and grouting a slurry coat of neat cement using 2.75 kg/SqM of cement admixed with proprietary water proofing compound over the RCC slab including cleaning the surface before treatment. b) Laying cement concrete using broken bricks/ brick bats 25 mm to 100 mm size with 50% of cement mortar 1:5 (1 cement : 5 coarse sand) admixed with proprietary water proofing compound over 20 mm thick layer of cement mortar of mix 1:5 (1 cement : 5 coarse sand) admixed with proprietary water proofing compound 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 admixed with proprietary waterproofing compound. d) Finishing the surfaces with 20 mm thick jointless cement mortar of mix 1:4(1 cement 4coarse sand) admixed with proprietary waterproofing compound and finally finishing the surface with trowel with neat cement slurry and making of 300 x 300 mm square false lines. e) The whole terrace so finished shall be flooded with water for a minimum period of two weeks for curing and for final test. All above operations tobe done in order and as directed and specified by the Engineer-in-Charge. Please refer additional notes for this item.

Extra for additional thickness of brick bat coba over and above standard average thickness of115 mm. for effective slope wherever required.

Providing and laying patent box type cement based water proofing treatment of approved agency for raft of basement, raft of tank and vertical walls etc. at all levels & locations as per specification of the water proofing agency including cleaning of surfaces, curing and testing the basement raft for water tightness, rectification of defects if any, etc. complete as per specification and drawing and as directed by the Engineer-in-charge as per the following. Please refer additional notes for this item.

Providing 50 mm to 70mm thick water proofing treatment for base /floor consisting of : - i) 1st layer shahabad stone of approx. size 600x600x20mm thick of approved quality, (roughstone slab) over a 25mm thick base of cement mortar 1:3 (1 cement:3 course sand) mixed with waterproofing compound conforming to IS:2645 in the recommended proportion. Joints sealed and grouted with cement slurry mixed with waterproofing compound conforming to IS: 2645 in proportions recommended by the manufacturer. ii) 2nd layer of 25mm thick cement mortar 1:3 (1cement : 3 coarse sand ) mixed with water proofing compound in recommended proportions. iii) Finishing top with stone aggregate of 10mm to 12mm nominal size spreading @ 8cudm/sqm thoroughly embedded in the 2nd layer.

Providing and laying integral cement based treatment for water proofing on the vertical surface by fixing shahabad stone of approx. size 600x600x20mm thick of approved quality, (roughstone slab) with cement slurry mixed with waterproofing compound conforming to IS: 2645 in recommended proportion with a gap of 20mm(minimum) between stone slabs and the receiving surfaces and filling the gaps with neat cement slurry mixed with water proofing compound and finishing the exterior stone slab with cement mortar1:4(1 cement: 4 coarse sand) 20mm thick with neat cement punning mixed with water proofing compound in recommended proportion complete at all levels and as directed by Engineer-in-charge. Note:- i) The measurement for payment shall be as per actual area covered by the treatment. ii) A working space of about 600 mm shall have to be provided in the excavation separately for treatment of exterior faces of walls and will be measured under respective item. iii) The cost of cement concrete of grade cement concrete 1:3:6 is not included in this item and is to be catered for measurement separately in the relevant item.

Providing cement based waterproofing treatment by 'Injection & Surface' method of the agency approved by the dept. cement based water proofing treatment of 50 mm. and 25mm. thick for the floor and walls respectively of underground water tanks finished perfectly smooth to correct line, level and plumb including preparing the existing surfaces, necessary scaffolding, curing etc. complete as per waterproofing agency's specifications and testing water tank for the water tightness and rectification of defects, if any to render the outer surface bone dry etc. complete as per specifications, drawings & as directed by the Engineer in charge. Please refer additional notes for this item.

PLASTERING WORK : Internal plaster using Ready Mix cement mortar of thickness mentioned below at all height, floors, slopes and locations on plain or curved surfaces including rounding wherever required, including preparing the surface even & smooth to correct line, level, plain and plumb including scaffolding, curing etc. complete as per manufacturer's specifications and as per instructions of Engineer in charge. Please refer additional notes for this item.

6mm. thick plaster in cement mortar 1:4 for ceiling, exposed concrete surfaces, soffits of all slabs, coffered slab beams of all size & shapes on plain/ curved surfaces including rounding wherever required, soffit of Staircase waist slab etc. including providing and adding bonding agent of Dr. Fixit Pidicrete MPB including applying a slurry coat of cement & bonding agent (1:1 Volume mix) with a brush before plaster is applied (internal brick/ concrete suface) Note:- Dosage of bonding agent shall be as per manufacturer's specifications.

For substructure finishing smooth with a coat of neat finish.

For superstructure

15mm thick plaster in cement mortar1:4 mix for internal brick/concrete surfaces for all walls and beams flush with walls, mullions etc.

For superstructure

Providing Sand faced external / internal plaster using Ready Mix External / internal plaster of approved make at all heights and locations including scaffolding, preparing the surfaces, hacking wherever necessary, finishing and rendering with sponge to correct line, level and plumb, curing including making grooves, vatas, plaster fluting (plaster in steps) etc. wherever required complete as per specification, drawings and as directed by the Engineer in Charge. Please refer additional notes for this item.

20 mm. thick in two coats for brick/ concrete surfaces (external / internal) (back coat and finishing coat of 10 mm. thick each) with waterproofing agent @ 2% by weight of cement or as per manufacturer's specifications.

12 mm thick in single coat for independent concrete surfaces

Extra over plastering items for making and finishing in matching plaster finish (interior & exterior) grooves of following approximate sizes as per drawing in plaster, at all floors and locations to proper line, level and plumb all as per specifications and drawings.

Providing vatas 150 x 150 mm. at junction of walls and chhajjas, canopies etc. with cement mortar 1:3 to match the surrounding plaster to the required profile including adding waterproofing compound @2% by weight of cement or as per manufacturer's specifications, scaffolding, curing etc. complete as per specifications and drawings and as directed by the Engineer-in- charge.

PAINTING WORK : Providing and applying 1.5mm thick cement basewall care putty in two coats of M/s. Birla White at all floors and locations, over plastered surfaces finished smooth to correct line level, plain, plumb etc., including preparing the surfaces, scaffolding, smoothening the putty surfaces with very fine waterproof emery paper to get a glossy finish etc.complete as per specifications, manufacturers specifications, drawings & as directed by the Engineer-in-charge.

Painting plastered/ concrete surfaces with two coats of acrylic emulsion paint of approved colour over a coat of approved cement primer including preparing the surfaces, filling with putty wherever required, scaffolding and cleaning etc, complete as per specification and drawings and directed by Engineer in Charge.

Painting over sand faced plastered surfaces with exterior grade Acrylic emulsion paint of Apex Ultima of M/s. Asian Paints of approved colour and shade in two coats over a coat of cement based water repellent paint of M/s Asian paints all as per manufacturer's recommendations and as per the approved sample including providing necessary scaffolding, cleaning the surface with water to remove all coating, dust, filling up cracks & crevices with approved putty, curing the surface etc. complete as per specifications and as directed by Engineer in Charge.

MISCELLANEOUS WORKS Structural steel work at all levels, floors and locations for grill work, guard bars for windows, frames, hooks for lifts, shaft covers, cover bracket for slanting chajja etc. using hollow steel sections, plates angles, tee, channel, I-sections, bars, pipes, chequered plates etc. of required sizes including supplying, cutting, fabricating, welding, erecting, making holes / chases wherever required and fixing / embedding in position in concrete / brickwork with necessary hold fasts / screws & rawl plugs and finishing the concrete / brick work after fixing / embedding including painting two coats of anticorrosive bitumastic paint on all unexposed surfaces and two coats of synthetic enamel paint of approved make and colour on all exposed surfaces over a coat of approved steel primer etc. complete as per specifications, drawings and as directed by Engineer in charge.

Structural Steel of all sections and plates

Supplying, fabricating and fixing in position Structural steel work at all levels consisting of angles, channels, joists, I beam, flats, rods, plates etc. of M/s. TATA/ SAIL make for Mono rail , all ISI marked of required size including supplying,cutting, fabricating, welding, erecting and fixing inposition, including supplying & fixing embedded parts for fixing Mono rail in concrete including painting with two coats of approved synthetic enamel paint over a coat of Zinc chromate primer etc complete as per specifications , drawing and as directed by the Engineer- in- charge.

Providing and fixing 'B' class (medium quality) GI pipes of all dia. for hand raling, ladders, sleeves, spouts, cable entry from pits to each service box, walls etc. at all floors and locations including cutting and bending of pipes as required, welding, fabricating to required shapes and sizes including cost of pipes,welding electrodes all consumables and embedding in masonry/ concrete work or burying underground with necessary cement mortar ,making good the surfaces, including painting with a coat of bitumastic paint to the unexposed surfaces and painting the exposed surfaces with two coats approved zinc chromate primer etc. complete all as per specification, drawing and as directed by the Engineer in Charge.

Cleaning of the tank after completion of construction work by high pressure cleaning eightway system with Hydrodynamic mechanism developed by M/s Sai Kripa Industrial cleaning system or approved equivalent by MMRDA/ BMC with special type of taronta nozzles, slurry pump, instruments with 180 bars pressure, supplying required quantity of water & disinfecting the tank by mixing the bleaching powder of required quantity etc. complete and as directed by the Engineer-in- charge.

Providing and laying/ fixing in position surrated rubber neo-prene pads at all floors and levels of size 200 x 200 x 25 mm thick of approved quality and make as vibration absorbers for pump/ machine foundation etc. complete including cutting to the required sizes, wastages etc. all complete as per specifications, drawings and as directed by the Engineer-in-Charge.

Providing and fixing in position G. I. Chain link fencing of 10 gauge and mesh size of 50mm X 50mm above RCC coping including fixing the chain link to M. S. angle vertical support embeded in cement concrete Mix 1: 2:4 of block size 450X380X400mm using graded stone aggrigate 20mm max size and Top member at 2.00 mtrs center to center ( MS Angle supports & concete shall be paid under relevant item) by providing 6mm dia GI 'J' hooks, bolts, nuts, washers and 6mm dia MS fixing bars and including painting the Chain link fencing with two coats of synthetic enamel paint of approved make and colour over a coat of approved ETCH/ Zinc Chromate primer etc., complete all as per specification and as directed by the Engineer in charge.

Cement concrete 1:2:4 in coping, bed blocks etc.at all heights and levels using graded stone aggregate of 20mm and down grade, including necessary form work, machine mixing, transporting, placing in position, consolidation, finishing, curing etc. complete as per specifications, drawings and as directed by the Engineer in Charge.

Providing NP 2 class RC Hume pipe of following dia. and laying / burrying underground including making holes in masonry/ concrete work wherever required, making good the holes after laying the Hume pipe with collar joints using stiff mixture of cement mortar (1:2) and sealing open ends with wooden bush etc. all complete as per specifications & as directed by the Engineer in Charge.

150mm dia.

230mm dia.

300mm dia.

450 mm dia for Storm water drain

Providing and fixing approved quality machine cut, mirror polished16/ 18 mm uniform thick Green marble /Granite stone slab for frame in single piece 100 to 200mm wide in position at all floors and locations laid over 20 mm thick cement mortar 1:3 bedding/ backing in correct line, level and plumb, closed jointed, machine grouting, cement slurry, curing including cutting of stones to get rounded exposed edges, wastage, final hand polishing, rounding of free exposed stone edges etc. complete as per specifications, drawings and as directed by Engineer in charge.

16mm green marble stone frame for window including cill, jamb etc.

Providing & fixing in position second class approved quality teak wood moulded, rebated frames of 50x50 mm wrought and finished sizes, conforming to IS : 4021-1967 for cupboard etc. at all height and location, including making holes in concrete/ masonry walls and providing and fixing MS hold fasts 300x30x3mm thick embedded in plain cement concrete 1:3:6 in case of brick work and M S coach screw 100mm long or equivalent size in case of RCC/ stone works including painting two coats of bitumastic paint for all unexposed surfaces coming in contact with exposed surface with two coats of synthetic enamel paint of approved make and shade over a coat of approved primer etc. complete all as per drawing, specification, and as directed by the Engineer-in- Charge.

Providing & fixing in position GI chicken wire mesh (Hexagonal shape) of 12mm size hole, 22Gauge with necessary U hooks, clips or nails at all floors and levels, wherever required as per specifications, drawings and as directed by the Engineer in Charge. (Only area of chicken mesh provided shall be measured for payment).

Supplying and fixing in position at all floors and locations stainless steel 304 grade mosquito net made out of 24 guage,mesh shutters including exaust fan frames etc. of various size and shape fixing with stainless steel nuts and bolts to suit the aluminium frame,including labour wastage scaffolding etc.all complete as per drawings specifications and as directed by the Engineer in Charge.

Providing & fixing G.I mesh in a 100x100x4mm IRC fabric centrally placed incover of RCC slab/ beam etc. at all floor and locations, tied with 18 gauge soft drawn annealed steel binding wire/ welding to slab/ beam reinforcement etc. complete as per specifications, drawings and directions of Engineer in Charge.

Dismantling brick/ block works, PCC, RR Masonry works etc. by chiselling at all floors and levels including scaffolding, stacking of serviceable materials and disposing of unserviceable materials with in lead of 150m & all as per specifications & as directed by the Engineer inCharge.

Dismantling chainlink fencing, including structural steel angles, channels, nutbolts, chainlink,concentrina, barbed wire works etc., by gas cutter at all levels including scaffolding, stacking of serviceable materials and making good afterwards, stacking of unserviceable materials with in lead of 150m & all as per specifications & as directedby the Engineer in Charge.

Providing, laying & fixing precast interlocking paver blocks of following grade of M/s. Supertiles/ approved manufacturer, over a layer of 50mm thick stone dust over well consolidated sub-base including filling the joints with stone dust etc. transporting to site & placing to proper line & level, finishing the top surfaces with two coats of lacquer finish etc. including cost of all materials labour,tools etc. complete as per specification, drawing as directed by the Engineer in Charge.

80 mm thick paver block of M40 grade of approved design and colour in parking, drive way and approach etc.

Proof rolling with 8/10 tonne power roller oversub-base of the road to achieve proper consolidation including watering etc. complete as per specifications, drawings and as directed by the Engineer-in-Charge.

Providing and laying stone pitching 230 mm thick using spotless stones including preparation of surfaces, cutting, leveling and dressing the undulations, setting the stones to proper slopes etc. including grouting the joints in stone pitching with cement mortar 1:3 and pointing the surface with same mortar etc. complete all as per specifications, drawings and as directed by the Engineer in charge.

Supplying , filling, spreading and leveling coarse sand at bottom and sides of water tank at all depths for all lifts and leads all complete as per specifications, drawings and as directed by the Engineer in charge.

Rebate for taking out structural steel obtained from the dismantling works such as steel angles, channels, nutbolts, chain link, concentrina, barbed wire works, fence etc.

TOTAL OF PART : I- CIVIL WORKS

Description of Work / Item(s)

Amount

ABSTRACT OF PART - II

PART - II - PUBLIC HEALTH ENGINEERING WORKS

PART - II - A - Diversion of external CI/DI/GI lines

PART - II - B - Diversion of external sewer line

Description of Work / Item(s)

Amount

Part II : PHE WORKS

Part II-A : Diversion of external CI/DI/GI lines

Supplying and fixing circular /rectangular Ductile Iron frame and cover consisting following items of work :- i) Supplying single / double seal cast iron/ DILD/ MD/ HD (Light duty / medium duty /heavy duty / extra heavy duty ) circular/ rectangular frame and cover loading class as per IS 1726 or EN 124 of approved make including transportation. ii) Fixing the frame to correct level and alignment in cement concrete 1:2:4 for bearing course and capping, including form work, finishing, curing etc. all as per specification, drawing and as directed by the EIC. iii) Plastering the exposed faces of bearing course and capping in cement mortar 1:2, with ready mix mortar 15 mm thick with a floating coat of neat cement including finishing, curing etc. all complete. iv) Painting the frame and cover with twocoats of anticorrossive black bitumastic paint of approved make and shade over a coat of primer.

HD20 / C250 or higher loading class, Rectangular 900 x 600mm, Square 900 x 900mm.

Construction of brick masonry valve chambers of following dimensions for depth as mentioned below comprising of 230 mm thick brick masonry in cement mortar 1:4 over a bed of 150 mm thick cement concrete of grade 1:2:4 for foundation with 150 mm offset all round, including racking out joints & plastering in cement mortar 1:3, 20mm thick both on internal and external surfaces, internal surfaces finished smooth with a floating coat of neat cement, Fixing (FRP/GRP/CI/DI) Frame and cover all as per specifications and directions of the E.I.C. including dewatering the pit, if required till completion of the work all complete. Note:- Frame and Cover will be paid under relavent item

Chamber measuring 0.90 mtr. X 0.90 mtr. for an initial depth of 600 mm (Clear internal) dimension.

Extra depth over 202.1 item beyond initial depth of 0.60 mtr. for Valve Chamber without steps / foot rests / rungs etc. all complete.

Supplying & fixing following Stainless Steel (grade 304) spool pieces of required diameter having flange on one / both sides (Table E) with flange hole, 450 mm or standard available length,providing 3D x 3D and 4 mm thick stainless steel puddle plate (minimum 150mm x 150mm) welded to it where D is the outer diameter of pipe including cutting the plate to required shape and fixing in the reinforcement at the center of RCC wall / slab including cutting the form work provided for concrete at required level, height etc. Complete all as perspecifications and as directed by Engineer-in-Charge. Note: Above item includes providing and fixing SS spool pieces including making holes in flanges etc,and SS foot rests of 25mm square bar wherever required as instructed by EIC. All items shall be measured and paid in Kg.

Upto 300mm dia.

Providing and fixing HDPE sheet flashing fabricated by welding HDPE flexible sheet with 160 / 110 mm dia HDPE pipe about 400mm long for PVC rain water pipes, fixing the same on RCC/ cement concrete surface using approved synthetic glue, covering the HDPE sheet watertight with cement mortar 1:2 mixed with waterproofing compound and forming the proper shape and grade and finishing with inlet mouth of rain water pipe, cutting RCC slab or wall if required, including the cost of bitumen, mortar etc. complete all as per specification and as directed by the Engineer-in-charge. Note: HDPE sheet flashing shall be sticked watertight over RCC / Cement Concrete surface by using approved synthetic glue as per manufacturer's recommendation and as directed by the Engineer in charge. After fixing HDPE sheet flashing over RCC/ Cement concrete surface, the topportion of HDPE sheet flashing shall be spread with approved synthetic glue, fine(0.5 mm size) sand shall be sprinkled overit immediately, allowed to be dried and after drying it is to be covered watertight with cement mortar 1:2 mixed with waterproofing compound @ 2% by weight of cement as per required shape and form including providing 160x110 mm uPVC reducer.

450mm x 450 mm size HDPE sheet Flashing fabricated from 8 mm thick HDPE sheet and PN 6 grade 160mm /110 mm dia. HDPE pipe.

Providing and fixing Stainless steel Dome mesh fabricated by welding from 2mm dia. 304 grade stainless steel wire for PVC rainwater pipes (sheet flashings), with 5mmx10mm L base ring of 0.5mm thickness 304 grade Stainless steel. L ring to be embedded in waterproofing & dome to be placed on it, including the cost of fixing material etc. all complete as specified and as directed by the E.I.C.

Half Spherical Dome having opening 5 to 10 mm of 160mm ID

Supplying and fixing following size uPVCUV-Stabilised soil / waste quality pipes and fittings ( SWR ) for soil, waste, vent, anti syphonage, HVAC waste pipe and rain water pipe lines consisting following items of work:- i) Providing and fixing uPVC UV-Stabilised Soil / waste pipe as per IS:13592 and IS:14735 Type-B laid in floor & on Exposed faces of wall of approved make. ii) Fixing the pipeline vertically by Metal clamps with rubber seal of approved make. iii) Fixing the pipeline Horizontaly with specified slope below the ceiling by Metal clamps with rubber seal and GI hanger rods not less than 5mm dia at specified spacing, including all required hardware. iv) Providing and fixing uPVC cowl at the top of soil, waste water & vent pipe line. v) Providing and fixing uPVC P/S trap on line as per requirement for soil, waste water pipeline. vi) Laying the pipe below floor / ground tothe slope and gradient equal to (or)steeper than 1 in 50, making leak proof connections of soil /waste pipe line from the shaft with inspection chamber /Manhole / Gully trap Chamber including the cost of filling around the holes of inspection chamber / Manhole / Gully trap with cement mortar 1:1 mixed with water proofing compound. vii) Jointing the pipe / fittings with Solvent Cement & Rubber ring gasket with making holes in walls / floor grooving and redoing the same and bricks upport etc. Carrying out water-tightness test for the pipes laid as per codal provisions. Providing Ring Joint pipes at verticals and solvent cement jointed pipes at concealed locations. viii) Cutting the pipe to the required length including providing short pieces, necessary connectors, fittings & specials with & without door, assorted fittings such as plugs, tees, couplers, reducers, cross tees, reducing tees, elbows, bends, single & double Y, vent cowl, gaskets, offsets etc. Including providing necessary clean outs, cleaning pipe, extension pipe if any for clean outs, door bend, doorelbow, door Y, socket plug, etc wherever required for accessing every segment of soil & waste pipes to enable removal any Chock up after installation. ix) Providing necessary specials for connecting UPVC SWR (IS:13592/IS:14735) pipe with UPVC (IS:4985) pipe etc. x) Dewatering the pit/ trenches if necessary till completion of work. xi) Testing the pipe line for any leakages, rectifying the leakages if any, retesting etc., till water tightness of the pipe line is ensured. xii) Including removing existing Pipe Line with Fittings and specials and connecting new pipe line with existing if any. Note: Earthwork excavation for trenches shall be paid under relevant items. For Soil & waste Rain Water and Vent pipe lines

110 mm dia.

110 dia vent for tank including Flange and flange jointing with fastners, bends and SS mosquito netted Cowl as per drawing.

Providing & laying in trenches or above chairs sockets pigot centrifugally cast Ductile ( Spun )iron pressure Pipes for water supply, Class K9 of approved make conforming to1S:8329, external zinc-bitumen coated and internal cement mortar lined with ISI mark, including lowering and keeping them in position to correct alignment and levels, laying ( IS 12288 ), jointing with rubber gasket of SBR as per IS 5382 and/ or IS 12820 with ISI mark, cutting the pipe to the required length including the cost of wastage of pipes if any, cutting or making hole or chases in RCC or brickwork structure such as wall, column, beam, slab, chajja, dado etc. for passing the pipe line and reinstating all the damage to its original condition, testing the pipes after making necessary joints to appropriate hydraulic pressure with minimum duration of testing for two hours with clean and potable water all as per specification and as directed by the Engineer incharge for diversion of existing lines and laying new lines. Note: 1. The pipe line shall be measured along the centre line duly deducting the outer to outer length of the specials. 2. The above cost includes making 'push on' joints with Gasket but excluding the cost of Flanged/ Mechanical joints which shall be paid under relevant item. 3. The above cost includes providing 6mm thick SBR/ EPDM/ Neoprene rubber packing at chair around the pipe with width 25mm more than supporting member.

300 mm dia.

250 mm dia

200 mm dia.

150 mm dia.

100 mm dia.

Supplying and laying below the ground or floor, the following diameter galvanised iron pipe line of specified class, consisting the following items of work:- i) Supplying galvanised mild steel screwed and socketed pipe conforming to IS 1239 (part-I )with galvanised mild steel or wrought steel fittings conforming to IS 1239(part-II). ii) Laying pipes and specials below the ground or floor for water supply / Waste line in proper level and gradient. iii) Making leak proof threaded joints using White zinc, Spun yarn etc. including cutting the pipe, threading, the cost of jointing materials etc. iv) Testing the pipe line to a hydraulic pressure of 10 kg / sq.cm for leak proof joints. v) Providing & wrapping 'Pypekote' ( corrossion protected tape ) of 4 mm thick including supplying & application of pipe coating and spiral wrapping etc. ( wrapping should have an overlap of 15 to 20 mm ) complete as per standards for corrosion protection of pipes that are laid underground / floor. Class " C " ( Heavy quality ) G.I. pipes & fittings. Note:- 1) The rate shall also include for GI pipe line& specials required for making connections with the existing GI pipe line. 2) The hydraulic pressure test shall be carried out prior to painting / wrapping pypekote.

Supplying, fabricating, laying of carbon steel pipe( conforming to ASTM A 106SCH 40) below ground level.The pipe shall run in the trench by making of butt weld joints with proper supports block and one end of the total length shall be connected with the existing underground ERW pipe(40 nb through out equal TEE of 40 NB and other end of the lengh shall be connected with the existing under ground ERW pipe through 90 degree bend of 150NB. The newly laid pipe shall be pressurised up to 20 kg/cm2 for two hours and pressure drop shall not allow more than10 %.

40 mm dia pipe.

Providing, laying and jointing following Ductile iron (fittings & specials), external Zinc bitumen coated & internal cement mortar lined with ISI mark, Mechanical,/ Fittings, K12 Class conforming to IS9523 of approved make such as Tees, Bends, Collars, reducers, tapers etc. of all sockets/ flanged/ socket spigot etc. & adapters like flanged socket, flanged spigot with sealing Rubber Gasket of SBR conforming to IS 5382 and / or IS 12820 with ISI mark, cast / Ductile iron follower glands, MS nuts & bolts coated otherwise protected from rusting, suitable for D.I pressure pipes for water supply to correct alignment and levels including testing the specials to appropriate hydraulic pressure along with the pipeline with clean and potable water, as per specifications and directed by EIC. Note: The above cost includes making 'push on' / Mechanical joints with Gasket, bolts, Nuts etc. Making flanged joints with or without new DI/ GI/ MS flanges.

Mechanical joint type fittings / Flanged joint fittings / push on joint type fittings / adapters etc.

Making cross connection of following size on existing Cast iron / Ductile Iron / MS /HDPE water supply pipe line irrespective of branch size by cutting the existing pipe line with mechanical or power cutter,chamfering the edges, providing & fixing Specials such as Tees, bends, Saddle pieces, collar, distance pieces, flanges etc., dewatering, providing PCC of grade M-15 supports to the joint, making lead/ pushon/ mechanical/ flanged joints as the case may be incuding isoloation delay, tools, machineries, excavation, working on the live water supply line with in the restricted timings etc. all complete as directed by EIC. Note:- PCC support, making lead / flanged joints & providing D.I/ C.I Specials and excavation will be measured and paid under relevant items. Whereas for HDPE/ uPVC fitting length will be measured in pipe item.

Upto 200 mm Dia

Making Hole in existing RCC tank for upto 300mm dia SS spool piece without damaging the tank with powered core cutter system, fixing the spool piece using micro conctete, providing and fixing reinforcement as required making welding as per requirements, making the joints water tight. Spool piece shall be fixed in line and level as per drawing, all complete as directed by EIC. Note: Cost of spool piece and reinforcement will be paid under relavant Item.

Removing, disjoining the existing CI/ DI/ MS pipes, specials and appurtenances of 80/100/150/200mm dia. & transporting to DCSEM stores including removing all type of joints etc. complete as directed by EIC . Notes for dismantling items: i) Before commencement of any demolishing/ dismantling works inventories of all serviceable materials areto be accounted along with Engineer inCharge. The contractor shall take joint measurement of works to be dismantled and got written approval from the Engineer in Charge. No claim shall be entertained after dismantling works is over. ii) Rates quoted shall be inclusive of all machinery, tools, plants, loading,unloading, stacking etc. The serviceable materials shall be stored in Departmental store. Unserviceable materials / debris etc. shall be disposed off at the places with in 150 metre lead as identified by Engineer In charge. iii) Rates quoted shall be inclusive of all machinery, tools, plants, loading,unloading, stacking including scaffolding etc. No extra claim under any circumstances shall be entertained. iv) After dismantling & demolition of the work, relevant area shall be cleaned and kept free from any stacked/ dumped material so that the new work can be taken without any obstruction. v) The rate for dismantling works shall include any thickness, size & shape, at all level and locations along with plaster, tiles, stone slab, dado, skirting etc., cutting & straightening of reinforcement bars etc. complete. vi) Structural safety of the adjacent structure shall be ensured by the contractor while carrying the dismantling and excavation works. vii) The dismantling work shall be started with prior written permission of the Engineer-in-Charge. viii) Safety to the other existing services shall be ensured. Damage to the existing structure/ services if any shall be rectified/ redone by the contractor at his own cost. ix) The contractor shall take all safety work till refilling and completion of work such as providing necessary barricade, warning signs etc to prevent fall of children, residents into the excavated trenches across the road and in existing residential areas.

Providing & fixing and Jointing to pipework of following dia. Cast Iron /Spheroidal Graphite (SG) Iron D/F PN 1.6class Sluice valve of approved Make with IS mark & as per IS 14846 : 2000(including all hardware, packing and flange connection) of water works quality, having non-rising spindle with hand wheel, spindle of stainless steel as per requirement, testing the joints and valves to a hydraulic pressure as mentioned all as per the specification and as directed, Including fixing of structural steel if required.

50 mm dia.

65 mm dia.

80 mm dia.

100 mm dia.

150 mm dia.

250 mm dia.

Providing following size class-I Peet / GateValve of brass or Gun metal, with Cast iron wheel, conforming to IS 778 and fixing the Valve to pipe line including the cost of jointing materials, testing for leakproof joints at 10 kg / sq.cm hydraulic pressure, all complete as per specification and as directed by EIC.

40 mm dia.

Supplying and fixing of 25mm dia Air release valve as per IS 14845 with isolation ball valve of gun metal including providing and fixing about 2m GI-C class pipe (IS:1239) and connecting to DI pipe including all hardware etc. complete and as directed by EIC.

Providing Pipe weep holes 110 dia. With PVC (SWRgrade A) pipes placed at 1000mm centre to centres taggered in RCC/ masonry wall including laying in proper slope etc. complete all as directed by the Engineer-in-Charge.

Construction of brick masonry valve chambers of following dimensions for an initial depth up to1.0 M comprising of 230 mm thick brick masonry in cement mortar 1:4 over a bed of 150 mm thick cement concrete of grade 1:2:4 for foundation with 150 mm offset all round, including providing and fixing C.I. steps / foot rests / rungs each weighing not less than 5 kg., first step at 450 mm from top of cover, remaining @ 300 mm centre to centre staggered with 380 mm spacing, painting etc. racking out joints & plastering in cement mortar 1:3, 20 mm thick both on internal and smooth with a floating coat of neat cement, providing 100 mm thick RCC slab cast in M.S.angle(galvanized) box frame of 25 mm x 25 mmx 5 mm size in three equal pieces with reinforcement weighing not less than 100kg/cu.m, fabricated M.S. angle all around & M.S.galvanised flat stiffeners including formwork as per instructions etc. complete with lifting hooks at top, providing and fixing C.I. circular surface box weighing not less than 14 kg. over the RCC slab for key rod operation, painting all as per specifications and directions of the Engineer-in-Charge, including dewatering the pit,if required till completion of the work all complete.

Chamber measuring 1.0 mtr. X 1.0 mtr. Clear internal dimension with surface box and precast cover slab in 3 equal parts.

Chamber measuring 1.0 mtr. X 1.0 mtr. Clear internal dimension without surface box for housing Air valves.

Extra depth over item No. 218.1 &218.2 beyond initial depth of 1.0 mtr. for Valve Chamber including providing and fixing steps / foot rests/ rungs, painting etc. all complete.

Making flanged joints including providing new G.I.heavy quality flanges of following dia. with holes drilled as per I.S. code and fixing to GI / MS pipeline of following size by leak proof threaded or welded joints, providing and making flanged joints with three ply rubber insertion conforming to IS638 / 5382, M.S. bolts & nuts of suitable size including testing, and making connection with existing GI/CI/DI/PPR pipe line work already carried out.

A) Flanged joints with new GI Flange.

250 mm dia.

150 mm dia.

100 mm dia.

40 / 50 mm dia.

B) Flanged joints with existing GI Flange

250 mm dia.

150 mm dia.

100 mm dia.

80 mm dia.

65 mm dia.

40 / 50 mm dia.

Total of Part II-A : Total of Diversion of external CI/DI/GI lines

Part-II- B : Diversion of external sewer line

Providing & laying UPVC underground drainage pipes & fittings of approved make for sewage lines of following dia. conforming to IS: 15328, Nominal ring stiffness, SN-8, SDR-34 with ISI mark in trenches for all depths, to correct grade, level & alignment including jointing with cement solvent/ welded joints as per manufacturer's recommendation, testing etc. complete all as per specifications & as directed by EIC.

160mm nom. dia.(OD)

250mm nom. dia.(OD)

Providing, laying & fixing HDPE pipes & uPVC Fittings (like couplers, bends, cowls etc.) of Approved make for Ventilation of chamber of following size, HDPE pipe conforming toIS:14333 - (PE80 or PE100) and uPVC fittings conforming to IS:7834 & IS:14735 to proper level & grade, jointing with thermal/ solvent welded joints or as per manufacturer's requirement, Clamping using appropriate GI Clamps and rubber cushioning on supports like electric post etc. complete all as per specifications, drawing and as directed by the Engineer-in-Charge.

63 mm DN - PN8

Constructing conical manhole chamber of size1200mm internal dia. at bottom & 540mm/ 600mm internal dia. at top constructed in conical shape up to 1500mm depth from ground level in 230mm thick brick masonry in cement mortar 1:4 & in cylindrical shape thereafter in 345mm thick brick masonry in cement mortar 1:4 over a bed of 300mm thick cement concrete 1:2:4 foundation having 300mm offset from brick masonry all around finished with water proof cement plaster 20mm thick in cement mortar 1:3 on inside, outside & all exposed surfaces finished with a floating coat of neat cement including adding waterproofing compound concrete 1:2:4 for forming haunching, channels & finishing with floating coat of neat cement all complete as per instructions of EIC.

Constructing conical manhole chamber of size 1200mm internal dia. at bottom & 540mm internal dia. at top.

Extra over item 222.1 for depths beyond 1800mm initial depth in 340mm thick brick masonry in cylindrical shape of 1200mm internal dia. in cement mortar 1:4.

Constructing brick masonry Inspection chambers of internal sizes 900 mm X 600 mm at bottom and 900 mm X 450 mm at top for an initial depth of 600 mm consisting following items of work :(i) 230 mm thick brick masonry in cement mortar 1:4over 150 mm thick bed in cement concrete of grade1:2:4 with 150 mm offset all-round, tapering the longitudinal walls to a height of 450 mm from top of chamber cover to obtain an internal dimension of 900X 450 mm at 200mm from top of chamber. ii) 20 mm thick plaster in cement mortar 1:3 mixed with water proofing compound @ 2% by weight of cement on internal and external surfaces, internal surfaces and top finished with a floating coat of neat cement. iii) Making benching and haunches in cement concrete of grade 1:2:4 and finishing with floating coat of neat cement, including dewatering till completion of work.

Constructing brick masonry Inspection chambers of internal sizes 900 mm X 600 mm at bottom and 900 mm X 450 mm at top.

Extra over item 223.1 for depths beyond 600mm initial depth & up to a depth of 1500mm all as per specification and as directed by E-I-C.

Providing & fixing drop connection for initial depth of 600mm including providing & laying following dia. Stoneware pipes & specials including providing & cement mortar 1:1, including encasing the pipes with CC 1:2:4 such that shape of the cross section through encased pipe shall be square of side length equal to outer diameter of pipe plus 300mm including formwork, curing etc. all as shown in the drawing and as mentioned in the specifications. Note:-The depth of drop connection shall be measured vertically from bed level of drop pipe cleaning chamber to the invert of manhole or chamber & initial depth shall be deducted for the payment of extra depth.

For depth difference upto 600mm

250mm dia.

160mm dia.

Extra over item 224.011 & 224.012 for depths beyond 600mm initial depth & up to a depth of 1500mm all as per specification and as directed by E-I-C.

250mm dia.

160mm dia.

Construction of brick masonry drop pipe cleaning chamber of internal size 300 x 300 / 450 x 450mm for depth of 450 mm from top of cover & frame above HDPE / uPVC drop pipe in brick masonry, in cement mortar 1:2 and 230 mm thick wall over 150 mm offset from all outer finished wall surfaces of the chamber, providing & fixing suitable heavy duty FRP Composite cover of approved make, in cement concrete 1:2:4, cement concrete 1:2:4 coping at top of brick work, 20 mm cement plastering in cement mortar 1:1, mixed with water proofing compound @ 2% by weight of cement in internal surfaces finished smooth with floating coat of neat cement and external surfaces finished rough with wooden float, including dewatering if necessary till completion of the work, all asdirected by the Engineer-in-Charge.

450mm x 450mm chamber with HD-20 FRP composite cover & frame for pipes upto 250mm dia.

300mm x 300mm chamber with HD-20 FRP composite cover & frame for pipes of 160mm dia.

Making connections with the existing chamber ormanhole including breaking the brick masonry wall, re-doing the same to the original condition after the connection by adding approved water proofing compound to the mortar, disposing offthe debris as directed, all as per specifications and as directed by the Engineer-in-Charge.

250 mm nominal dia. Pipe

160mm nominal dia.pipe

Providing & fixing precast EVERLAST Composite Manhole covers as approved by BMC / E.I.C tested as per IS:1726. with engraved name of department and year as specified/ approved, including cost of necessary hardware, 1:2:4 grade concrete for fixing frame, bed block (bearing course) and capping including necessary form work and CM 1:2 mortar for fixing the frame & for plastering exposed surfaces of concrete bed block (bearing course) and capping finished smooth with floating coat of neat cement etc., complete as per specifications, drawings and as directed by the EIC. Note:-Shade, Colour and design pattern to be got approved from Engineer-in-Charge.

Rectangular Heavy duty (Grade HD - 20 designation as per IS:1726) frame and cover size 900mm x 450mm

Circular Heavy duty (Grade HD-20 Designationas per IS:1726) frame and cover clear internal dia. 530mm/600mm.

Square Heavy duty (Grade HD - 20 designationas per IS:1726) frame and cover size 450mm x450mm

Square Heavy duty (Grade HD - 20 designationas per IS:1726) frame and cover size 300mm x300mm

Rectangular Medium duty (Grade MD - 10designation as per IS:1726) frame and cover size900mm x 600mm

Circular Heavy duty (Grade MD-10 Designationas per IS:1726) frame and cover clear internaldia. 530mm/600mm.

Providing copolymer polypropylene steel reinforced plastic Foot-rests / Steps of Patel brand or eq. as per ASTM D - 4101 specification and moulded over a 12 mm dia. IS-1786 grade Fe-415 steel reinforcing bar and in "U" shape having dimensions 263 x 168 mm and fixing in concrete/ wall as shown in the drawing and all complete as directed by the Engineer in charge.

Total of Part-II- B : Diversion of external sewer line.

Description of Work / Item(s)

Amount

ABSTRACT OF PART - III

PART - III - ELECTRICAL WORKS

Section-I- Readymade Distribution Boards (DB)

Section-II- Point wiring & Submain wiring

Section-III- Earthing System

Section-IV- Telephone System

Section-V- Miscallaneous items

Section-VI- LED Luminaires, Ceiling Fans etc.

Section-VII- LT Cables & End Joints

Description of Work / Item(s)

Amount

Part III : Electrical WORKS

SECTION-I : READYMADE DB WORKS : Supply, installation, testing & commissioning of following readymade distribution boards, double door, IP 42 degree protection complete with necessary, MCB isolators , MCBs, earth leakage circuit breaker (ELCB) etc including interconnections with appropriate capacity size of PVCinsulated copper conductor wires (ISI marked), suitable for concealed mounting / wall mounting with MS frame workof 40 x 40 x 5 mm MS angle iron, with M.S. enclosure fabricated out of min 18 SWG /20SWG thick M.S. CRCA sheet as per manufacturers standard, with concealed hinged door, locking arrangement etc. including earthing clamps for both incoming & outgoing circuits, end box & wire way box if required, continuous copper earth wire in the wire way box with single/ duplicate brass earthing terminals, danger board, name plate, flexible earthing for the door, metal treatment & powder coated painting, Phase Distribution drawing etc. all as per drawings (G.A. & fabrication drawing to be got approved), etc. relevant IS & instruction of Engineer-in-charge. Note: 1.MCBs (Type –C) shall be minimum 10 KA breaking capacity, as specified. 2. Blanking Plates shall be included in scope of work. 3. DB shall be of standard readymade type from approved manufacturers as indicated in preferred makes of material.

ETPN DB : a) 40A FP MCB -- 1 No. b) 25A DP ELCB with 30mA sensitivity -- 3 nos c) 6-32A SP MCB -- 18 nos c) 8 way brass neutral link -- 4 set

TOTAL OF SECTION-I : READYMADE DB WORKS

SECTION-II : POINT WIRING AND SUBMAIN WIRING :

Point wiring in PVC (HMS variety) conduits : Point wiring for light/ceiing fan/6A/ 16A/ socket outlet/6A outlet for exhaust fan , bell point etc. with 1.1 KVgrade FRLS PVC insulated multi stranded copper conductor wire (ISI marked), in existing floor raceway/ 25 to 40 mm dia. High mechanical stress (HMS) rigid PVC conduit having ISI marked IS 9537 Part - 3, including fixing accessories & hardware concealed /exposed in slab/ wall or on 5mm.thick G.I. spacers fixed with no. 10 nettle fold wood screws with nylon plug complete with all conduit accessories 0.9mm G.I. Saddles, ready made MS switch boxes & socket outlet boxes of nominal 1.2 mm thickness , brass earthing stud 1/2 nos, controlling modular switches, sockets with moulded frame, inner plate, etc. including appropriate size of FRLS PVC insulated copper earth wire ,brass/ bakelite (straight / angular) lamp holders, 3 plate ceiling rose,6 A, connectors, painting etc. as per specifications and drawings and as per instructions of E-I-C and as detailed below : (sample switch Box etc. to be got approved before fabrication) NOTE: 1. Connections shall be done with crimped type tinned copper lugs & washers. 2. All switches & socket outlets shall be as per preferred makes. 3. All sample boxes with accessories /luminaires shall be got approved from Department. 4. All 16 A socket outlets should be with 6 pin type. 5. MS boxes other than switch boxes & socket outlet boxes shall be fabricated out of minimum 1.5mm thick MS sheet duly painted with red oxide primer & 2 coats of epoxy paint. 6. Minimum size of the FRLS insulated copper earth continuity wire shall be 2.5 sq.mm. 7. The colour shade of switches shall be white /off white.For socket outlet points/switch boards on normal power supply, the cover plate shall be white/off white colour, graphite grey (RAL 7024) or other shade as per instructionof EIC, for socket outlet points/ switchboards on DG power supply. 8. The scope also includes supply of modular blanking plates wherever required. 9. The maximum permissible number of FRLS insulated wires through PVC/MS conduits shall be as per technical specifications. 10. The point wiring shall generally be concealed type only, except in lift shaft/ Elect. Shaft/ Basement areas/ in RCC retaining wall/ in dry well/ above false ceiling & wherever concealed wiring is not feasible, as per instructions of E.I.C. Inside Pump house

Primary Light point with 2 nos. 1.5 sq.mm wires & 1 No. 2.5 sq.mm earth wire with 6A switch.

Secondary light point with 2 nos of 1.5 sq.mm wires alongwith 1 no of 2.5 sq.mm insulated earth wire looped to above item 302.011

16 A 6 pin socket outlet point with 2.5 sq.mm wires alongwith 1 no of 2.5 sq.mm insulated earth wire complete with 16 A switch in one box.

Point wiring for single phase exhaust fan with 1.5 sq.mm phase wires & 2.5 sq.mm earth wire & with ceiling rose near exhaust fan & controlling 6 A , 240 V SP switch on nearest switchboard.

Ceiling fan points with 1.5 sq.mm wires and with 2.5sq.mm insulated earth wire complete with 6A, 240V, SP switch without regulator.

TOTAL OF SECTION-II : POINT WIRING AND SUBMAIN WIRING

SECTION-III : EARTHING SYSTEM

G.I / tinned Cu earth wire/ earth strip fixed on wall/ side oftrench/ slab / column /beam/ shaft connection to panel/ DBs/ SFU's etc. with 5mm thick G.I. Spacers & 2mm thick G.I. Saddle or in ground at 500 mm below including excavation in ground, refilling & removal of excess earth within a radius of 500 m, temporary instatement & backfilling of trench, consolidation, painting with two coats of black bituminous paint for earth wire/ strip in ground & green enamel paint for earth wire /strip on surface etc.

8 SWG GI earth wire

TOTAL OF SECTION-III : EARTHING WORKS

SECTION-IV : TELEPHONE SYSTEM

Telephone Point Wiring: Point wiring with 4 pair CAT-6wires copper conductor PVC insulated, in 25-40 mm dia. rigid PVC conduit (HMS variety - ISI marked, conforming toIS 9537 Part-III) concealed in slab /wall or surface with 5mm thick G.I.spacer & 20 SWG GI Saddle fixed with nylon plug, wood screws etc. complete with all conduit accessories suitable MS pull boxes of suitable sizes as per site condition wherever required M.S. telephone point accessories boxes fabricated out of min 18 SWG/20 SWGthick CRCA sheet zinc passivated , brass earthing studs 1/2 nos., RJ-11 telephone socket outlets with shutter ferrule numbers on both side of the circuits all terminations with Ferrule/ Lugs if required, lebelling or as per drawings, specifications & as per instructions of E-I-C. Note: 1. Point wiring means 4 pair CAT-6 wires from TelephoneTag Block to assigned point including end termination of one pair at both sides and other pairs should be kept spare. 2. G.A drawings & fabrications drawing are to be got approved from E-I.C.

Point wiring for telephone point with 4 pair CAT-6 wire with RJ 11 jack type socket with shutter in a box with connector .

Telephone Tag Block (TTB) : Supply, installation, testing & commissioning of following readymade Krone connector telephone tag block box, 18SWG MS CRCA sheet, concealed/ surface mounted on MS frame of size 40 x 40 x 5mm and grouted on the wall/ fixed on the column free standing type with anchor fasterners,cable end/ wire way box,if required, with adequate space facility to be provided in the TTB, with front operable hinged door, neoprene rubber/ cork gasket for joints, wire bunching clamps , name plate etc. all as per standards, specification, drawing & instructions of E.I.C. Note: 1) Point distribution diagram shall put in side the DB with polythene protective cover. 2) All fabrication drawings shall be got approved. 3) Disconnection module shall be Krone Part No. 69011006-02 or equivalent approved.

10 pair telephone tag box : A set consisting of : 1)Disconnection module 2 /10 --> 1 nos. 2)Back mounting frame - 2/11 --> 1 nos ( C.T. box with mounting bracket ) 3) Transparent dust cover --> 1 no. complete with all accessories 4) Label Holder - 1 nos.

TOTAL OF SECTION-IV : TELEPHONE SYSTEM WORKS

SECTION -V : MISCELLANEOUS ITEMS

CABLE TRAYS AND CABLE MANAGEMENT SYSTEM : Supplying and fixing following sizes of GI wire mesh tray,hot dipped galvanised between 60 and 80 microns of zinc as per BS 729 carbon Steel cable trays including horizontal and vertical bends, reducers, tees, cross members and other accessories as required, and duly suspended from the ceiling with electro-zinc coated TFrods, wall mounting brackets etc.

150mm width x 50 mm depth

M. S. Boxes : Fabrication, supply and installation of M.S. boxes with 2 coats of primer & 2 coats of enamel / PU paint as per instructions of EIC.

MS Fabrication : Supply, fabrication and installation of supports using MS channel/angle / flat/ MS rod hangers etc.including cutting, fabrication, welding etc. and painting with two coats of primer and two coats of enamel/ PU paint of approved shade as per instructions of EIC.

Supply, installation of GI pipe of B class sleeves in beams/column/slab for passing electrical cables/conduit as per instruction of E-I-C.

80 mm dia

150 mm dia

Supply, fixing & installation of pre mixed & ready to use M/s. HILTI make firestop foam CP 620 in 300ml bottle for sealing openings in electrical shafts, Telephone shaft, raceways & cutouts, hump pipes & where ever required & as per instruction of EIC.

Supply, fixing & installation of pre mixed & ready to use M/s. HILTI make firestop mortar CP 636 for sealing openings in electrical shafts, Telephone shaft, raceways & cutouts, hump pipes & where ever required & as per instruction of EIC.

Supply & laying of 50/42 mm OD/ID self lubricatedHDPE pipes in ground at depth of 600 mm including cutting of existing footpath,road etc, sand bedding, laying of warning tape on top, temporary reinstatement, backfilling ,dewatering if necessary consolidation,disposal of excess earth with in the radius of 500 m etc. or fixed onwall/ column/ slab with 5mm thick M.S. flat / GI spacer/ angle/ support fixed with coach screws/ grouted in wall/ anchor fasteners 2mm thick G.I. fabricated saddle, all fixing accessories, etc complete including painting of M.S spacers/ angles all as per the attached work specification and instructions of EIC. Note: 1) The scope of work includes HDPE pipe accessories such as couplers, cable end plugs, cable sealing plugs etc.

In ground

On wall/ slab/ column/false ceiling/existing cable tray/existing hume pipe/trench/shaft/pit etc.

Insulating Mat : Supply and fixing in position of 'A' class ELASTOMER' insulating mat for protection to operators for working voltages upto 3.3 KV as per IS 15652 - 2006 of size 1000mm (W) as per instructions of EIC.

Providing and fixing danger plates made of mild steel 200x150mm atleast 2 mm thick & vitreous enameled white on both sides and with inscriptions "Medium Voltage" in single red colour on front side as required.

TOTAL OF SECTION -V : MISCELLANEOUS ITEMS

SECTION-VI: LUMINAIRES, FANS ETC.

Supply, installation, testing & commissioning of LED luminaires complete with accessories etc on surface of slab/beam by 2 nos (minimum) of 6 mm anchor fastenersor on wall with 2 nos of wood screws, nylon plug etc.,suitable supporting frame fixed with rag bolts grouted onthe wall/anchor fastener on the beam/on the column & other fixing accessories etc. provision & connection with 1.5sq.mm multi stranded copper conductor FRLS PVC wiresetc., all as per drawing, specifications & as per the instruction of E.I.C. Notes: 1) Sample luminaire/ fittings shall be got approved from Department with complete technical data. 2) All luminairess shall be with drivers. 3) Cost of mounting accessories shall be included in luminaires cost. 4) The lumen output indicated is minimum system output of luminaire. 5) No negative tolerance is allowed on minimum system performance parameters indicated in the SOQ and specifications. 6) The CCT of the luminaire shall be decided at time of work execution.

Surface mounted LED luminaire 4000 lumen output similar to M/S Signify make cat no: BN308C LED 40S PSU 'EnduraLED'or euivalent approved.

LED surface mounted bulkhead luminaire fitting having600 lumen output similar to M/s Signify cat no. WT202 WLED 6S PSU 'EnduraLED bulkhead' or equivalent approved.

Street light LED luminaries having a minimum efficacy of110 lumen/watt and a minimum output of 2500 lumens & pressure die cast Aluminium housing, UV stabilized polycarbonate / toughened glass diffuser having IP66 &IK07 protection etc. similar to M/s Signify cat no. BRP042LED 25 CW SLE S1 PSU GR P4210 'Smart Bright Street' or equivalent approved. as per specifications and instructions of EIC.The luminaire shall be mounted on 40 mm NB G.I pipe medium variety to IS 1239, 0.9m long bend to shape welded on GI plate fixed to wall with anchor fastner, GI saddle etc. as shown in drawing. Scope also includes internal wiring with 2.5 sq.mm copper conductor PVC rigid/ flexible pipe & earthing .

Exhaust fans: Supply, installation, testing & commissioning of 450mmdia size of exhaust/supply fans , single phase complete with blades, motor, scope includes supply of 3C copper 2.5sq.mm. flexible chord of suitable length upto Ceiling rose near exhaust fan, aluminium louvers shutters, ragbolt/ Anchor fasterner suitable MS angle iron frame made of 45 x 45 x 5 mm , 4 corners covered with 2 mm thick MS sheet to form suitable circular opening with necessary fixing arrangement, angled cowl with wire mesh as per specification, drawing as directed by E.I.C.

Ceiling Fans : Supply, installation, testing & comissioning of following Brushless DC (BLDC) ceiling fans with double ball bearing with following length downrod, canopies, shackles, blades with safety cable suspension (Secondary support safety cable) white colour with all accessories including continous earthing and final connection with 24/0.2 mm dia copper conductor 2/3 core twisted PVC flexible wire etc. Note: BLDC Fan should be as per technical specifications & testing conforming to IS 374/79 with latest amendments all as per specifications & instructions of E-I-C.

1200 mm sweep with GI down rod of varying lengths from min 260 mm to 1000 mm as per location & instructions of E-I-C.

Fan Hook Boxes Supply, installation, testing of concealed fan hook boxes of size 150 x 150 x 75 mm deep fabricated out of 2mm thick M.S CRCA sheet with nominal 12 mm dia M.S tested rodhook with brass earthing stud & welded nut from inside and 2mm thick round M.S cover plate overlapping by 15mm, including red oxide and two coats of white synthetic enamel paints and brass chromium plated screws and cup washers for fixing and all as per conceptional drawing No.:CED/EM /STD/11 R4 & instruction of Engineer-in-charge(Sample box with cover to be got approved before fabrication including the fabricator)

TOTAL OF SECTION-VI: LUMINAIRES, FANS ETC.

SECTION-VII : LT CABLES & END JOINTS :

L.T Cables: Supply, installation, testing & commissioning of 1.1 KV grade aluminium/ Cu stranded circular/ sector shape coreconductor with XLPE insulation, extruded PVC innersheathed, G.I flat strip/wire armoured, extruded FRLS grade antirodent & anti termite PVC (ST-2)outer sheathed cable conforming to IS : 1554 Part I / IS 7098 Part-I with latest amendments, fixed on wall/column/slab/false ceiling / existing cable tray /existing hume pipe/trench/shaft/pit/ on 5mm thick M.S. flat /GI spacer/angle/support fixed with coach screws/grouted in wall/anchor fasteners 2mm. thick G.I. fabricated saddle, all fixing accessories, etc complete including painting of M.S. spacers/ angles & saddles or in ground, sand bedding, laying of baked bricks on side & top, temporary reinstatement, back filling, dewatering, consolidation,disposal of excess earth within the radius of 500 m and making good to the original finish etc. providing Al cable tag as per enclosed detailed specifications, drawings & as per instructions of the E-I-C & of the following sizes. Note: 1) Excavation of earth shall be measured and paid under relevant civil item. 2) Sealing of hume pipes with wooden bushes after cable laying shall be included in the scope of work. 3) Clamping of cables on trays including supply of clamping materials as per instruction of EIC shall be included in the scope of work.

3C x 2.5 sqmm Cu Conductor cable.

LT Cables End Joints End jointing of following sizes of cable by crimping with supply of all jointing materials like solderless tinned copper cable socket, double compression brass cable glands, gland earthing, insulation tape, flux, duplicate interconnection between gland earthing strip & to the nearest earthing bus terminals as per the drawings, specifications and as per the instructions of the Engineer-in-charge.

3C x 2.5 sqmm Cu Conductor cable

TOTAL OF SECTION-VII : LT CABLE WORKS

ABL INFRASTRUCTURE PVT. LTD.

ANS Constructions.com

K Rajesh and Company

ANUBHAV ENGINEERING COMPANY

ANS Constructions.com

ABL INFRASTRUCTURE PVT. LTD.

K Rajesh and Company

ANUBHAV ENGINEERING COMPANY

ANS Constructions.com

ABL INFRASTRUCTURE PVT. LTD.

K Rajesh and Company

ANUBHAV ENGINEERING COMPANY

ABL INFRASTRUCTURE PVT. LTD.

ANS Constructions.com

ANUBHAV ENGINEERING COMPANY

K Rajesh and Company

ABL INFRASTRUCTURE PVT. LTD.

ANS Constructions.com

ANUBHAV ENGINEERING COMPANY

K Rajesh and Company

ANS Constructions.com

ANUBHAV ENGINEERING COMPANY

KALPANA STRUCT CON PVT LTD

K Rajesh and Company

ANS Constructions.com

ANUBHAV ENGINEERING COMPANY

KALPANA STRUCT CON PVT LTD

K Rajesh and Company