Repair/ Concretization of existing Nullahs and Culverts at Eastern side of Anushaktinagar, Mumbai

Amount

ABSTRACT SHEET

PART - I - CIVIL WORKS

PART II - MISCELLANEOUS WORKS

Description of Work / Item(s)

Amount

PART A: SUBSTRUCTURE WORK

Earth work excavation over areas in all heights/lifts for Site Development, Mass excavation, Roadetc. to required profile, level, grade, camber etc. inall soils as mentioned below by manual ormechanical means including dressing of excavatedarea, filling the low spots/ areas with approvedexcavated earth in layers not exceeding 250 mmwatering, consolidation etc. and stacking/disposing the surplus excavated materials within Anushaktinagar and all inherent lifts etc. to therequired location as directed by theEngineer-in-Charge.

For all soil other than soft rock and hard rock Depth upto 1.5 m from ground level

For soft rock Depth upto 1.5 m from ground level

For hard Rock by chiselling or by using machines such as poclain with Jack Hammer. Depth upto 1.5m 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 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 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

Cement concrete of specified grades at alllocations & depths for the following works usinggraded stone aggregate of 20mm. maximum sizeincluding necessary form work, machine mixing,transporting, placing in position consolidation,finishing, curing etc. complete as perspecifications, drawings & as directed by theEngineer in charge. a) Reinforcement provided if any shall be measured & paid under relevant item. b) MS frame works around pedestals etc. if provided shall be measured under relevant item.

PCC of grade M10 in foundation, mudmat course, footing of dwarf wall etc.

PCC 1:2:4 in coping, haunches, water table etc.

Reinforced Cement Concrete of grade M-30 infoundation and plinth including under groundwater tank, nallah, storm water drain, culvert, gateand other misc. structures at all levels andlocation conforming to IS: 456-2000 using 20mm.maximum size down graded stone aggregateincluding machine mixing, conveying, placing inposition, mechanical consolidation, finishing,curing etc. complete as per specifications,drawings and as directed by the Engineer inCharge Notes: i) The contractor shall obtain prior approval of RMC manufacturer from Engineer in Charge in writing. ii) This item shall be measured in addition to theoriginal items of RCC and PCC of any grade mentioned elsewhere in Schedule of Quantitiesfor substructure. iii) The rate shall apply for all levels andlocations including all type of structure etc.complete. iv) Extra for RMC in lieu of conventional RCCand PCC of any grade mentioned elsewhereincluding SWD etc. shall be measured and paidunder this item for sub structure Notes for Formwork a) Area of form work in contact with concreteshall only be measured for payment and stopboards for construction joints will not bemeasured for payment. b) The rate of form work shall include all typeof structural / RCC elements and geometricshapes including circular and any other curvedsurfaces. c) For double/ multi stage shuttering design calculations and details / drawings forscaffolding shall be submitted by the contractorwell in advance. Prior written approval of formwork shall be obtained from Engineer inCharge, before commencement of work. d) Nothing extra shall be entertained for revision in drawings

For all type of structural / RCC elements with all geometrical shapes.

Extra for providing RMC (Ready Mixed Concrete)conforming to IS : 4926 (latest) in lieu ofconventional RCC and PCC items supplied byapproved RMC manufactures for all type ofstructural elements/ RCC elements and miscworks including transporting, pumping etc.complete as per instruction of the Engineer incharge.

Providing, erecting, fixing in position striking/removing and cleaning steel / plywood formwork shuttering & centering for form work in substructure for foundation, plinth or tie beams, lift pits, cabletrenches, electrical pits etc. at all locations for allgeometrical shapes removing and cleaning steel /timber shuttering & centering for form work infoundation, plinth or tie beams, lift pits, cabletrenches, electrical pits etc. at all locations for allgeometrical shapes in plain,curved surfaces ofstructural / RCC elements including chamfers,splays, keys, wedges, props, rails, bracings,brackets, cutting holes for pipes etc., providing &applying approved form oil on all surfaces of formwork coming in contact with concrete includingclose hacking of all exposed concrete work afterremoval of form work, all materials, labour etc.complete as per specifications drawings and asdirected by the Engineer-in-charge.

Reinforcement for RCC work including supplying,delivering, storing of various diameters as requiredat site of work including loading, unloading,transporting, decoiling, straightening, cutting,bending, placing in position at all locations &levels and binding with 18 gauge, soft drawnannealed steel binding wire including carrying outvarious tests as required etc. all as perspecifications, drawings & as directed by theEngineer in charge.

Thermo Mechanically Treated bars of grade Fe-500D NOTE: i)The cost of binding wire shall be borne bythe contractor and binding wire shall not bemeasured for payment. ii) Fusion Bonded Epoxy Coating shall be carried out as per IS 13620:1993 latest edition . iii) The contractor shall obtain prior writtenapproval in advance from the Engineer inCharge for the factory for Fusion Bonded EpoxyCoating of reinforcement steel.

Providing and laying dry rubble stone hard coresoling of following consolidated thickness in subbase to floor and in plinth protection to requiredlevels and lines with first quality rubble, handset, well packed including providing and fillingthe interstices with smaller stone chips, ofapproved quality supplying & finishing /blinding the surfaces with approved blindingquality murrum/stone dust including watering,consolidation etc. all complete as per specification drawings & as directed by Engineerin Charge. Note:The smaller stones for filling interstices andmurrum/stone dust shall be supplied by thecontractor.

230mm consolidated thickness.

Providing random rubble masonry with roughdressed hard stone below plinth in foundation,plinth, retaining wall, culverts, storm water drainsand other structures including compound walletc. in cement mortar 1:6 including throughstone, header stone, bond stone, quoins etc.well packed including filling the interstices withsmaller stone chips, striking, raking out joints &finishing the joints, including scaffolding, curingetc. all complete as per specifications, drawingsand as directed by the Engineer in Charge.

Cement pointing 20mm thick to random rubblemasonry wall with ready mix cement mortar1:3including raking out joints, pointing neatly andfinishing the joints , curing, scaffolding etc.complete all as per specification, drawing and asdirected by the Engineer in charge.

Raised and cut pointing

Providing 15 mm thick plastering in single coatover concrete surfaces, top of coping, bed ofdrains etc. using Ready Mix Plaster of approvedmake at all levels & lead, finishing smooth withneat cement to correct line, level, plumb andcuring etc. complete all as per specifications,drawings & as directed by E-I-C. Notes: i)The cost includes scaffolding, curing, spongefinishing/ neat cement finish, waterprofing agent/ bonding agent etc.

Providing copolymer polypropylene steelreinforced plastic Foot-rests / Steps of Patelbrand or equivalent as per ASTM D - 4101specification and moulded over a 16 mm dia. IS -1786 grade Fe - 500 steel reinforcing bar and in"U" shape having dimensions 263 x 168 mm andfixing in concrete / wall as shown in thedrawing and as directed all complete.

Galvanized/MS Structural steel work using angles,channels, joists, bars, tubes, SHS, RHS and othersections, welded and / or bolted in built upsections for Gates, structural steel floors,fence,frame works, monorails and other structuresincluding supplying, cutting, welding, fabricating,bending to shape (Curve and as per approveddesign / any shape as per drawing)hoisting/erecting, wastages, fixing in position,scaffolding, bracing, providing and fixing inposition with necessary masonry / RRM / RCCfasteners, making holes / chases whereverrequired and fixing / embedding in position inconcrete / brick work / RRM with necessary heavyduty holdfasts /screws & rawl plugs and finishingthe concrete/ brick work /RRM after fixing /embedding including getting hot dip galvanizingtreatment to all MS work in approved galvanizingplant etc. and applying two coats of syntheticenamel paint over a priming coat of approved zincchromate steel primer etc. complete all as perspecifications, drawings and as directed by theEngineer-In-Charge.

Galvanized sructural steel work using angles, channels, joists, bars, tubes, SHS, RHS and others

Providing & laying NP 2 class of following sizeRC hume pipe including making holes inmasonry/ concrete work wherever required,making good the holes after laying the hume pipewith collar joints using stiff mixture of cementmortar (1:2) and sealing open ends with woodenbush etc. all complete as per specifications & asdirected by the Engineer-in-charge. Note:Cost for earth work excavation, PCC for embedment etc. shall be paid under relevant items.

150mm dia pipes

250mm dia pipes

300mm dia pipes

Supplying and fixing 110mm dia PVC-SWR, gradeA pipes for weep holes etc., of approved make andwith ISI mark including laying the pipeline toproper slope and gradient etc., including cuttingto required length etc complete as perspecification and as directed by the Engineer incharge.

Supplying approved quality graded granular stone and rubble stones, filling/ packing stones /rubble stones in position behind retaining wallupto 300mm in width as shown in drawingincluding the cost of material, transporting, filling,shuttering, compaction, labour etc., all as perspecifications drawings and as directed byEngineer in charge.

40 mm down graded granular stone

230 mm size graded rubble stone filling

Description of Work / Item(s)

Amount

PART B: MISCELLANEOUS WORKS

Dismantling RCC works by chiselling at all levelsincluding scaffolding, cutting of reinforcementbars by gas cutting, straightening & stacking ofsteel bars and disposal of unserviceable materialsall as per specifications including disposing offoutside colony & as directed by the Engineer inCharge.

Dismantling the P.C.C., stone rubble masoanry & stone masonary in Cement Mortar, Brick work infoundation and super structures, boundary walls,etc including coping with cement by chiselingincluding scaffolding, stacking of serviceablematerials within 50 m lead and disposing offun-serviceable materials out side Anushaktinagaretc.all complete and as directed by theEngineer-In-Charge.

Dismantling chain link fencing and MS railing including M.S. Angle posts etc. link fencingincluding excavating the PCC foundation,breaking the concrete block, stacking all useablematerials in safe custody at site & returning toDepartment store without any extra cost todepartment and disposing of all unserviceablematerial in dumping ground out side Anushaktinagar as identified by the statutoryauthorities all as directed by the Engineer incharge.

Supplying, fabricating, fixing in position G.I.chainlink fencing of 50mm x 50mm and 4mmdia. wire with chain link net fixed to iron anglesframe of size 40x40x6mm and MS flat frame asshown in drawings (M.S. works shall be paidunder relevant item ) including cost of hooks,bolts, nuts, washers required if any andpainting chain link and MS frame work with twocoats of synthetic enamel paint over a coat ofapproved anticorrosive primer, etc.completegenerally as per specifications and drawings. NOTE: PCC, MS angle, flats, shall be paid under relavent item.

Providing and fixing Hydraulically pressed factorymade Kerb stones from approved manufacturersM/s.Super Tiles or Other equivalent , made up ofCement Concrete of grade not less than M:30, andhaving size 500 x 325 x 125 mm, of approveddesign, fixing with ready mix CM 1:3, jointingand pointing in ready mix CM 1:3 etc. including 2500 mm wide and 75 mm thick PCC 1:2:4 andpainting with approved shade & colour syntheticenamel paint 2coat over a coat of primer etc.,complete as per specification and as directed byEIC.

Providing & laying UPVC under ground drainagepipes & Fittings of Approved make for storm waterdrains & Sewer lines of following size conformingto IS:15328 to proper level & grade, jointingincluding providing coupler with cement solvent /welded joints / as per manufacturer'srequirement, encasing the pipe alround usingcement concrete 1:3:6 complete all as perspecifictions, drawing and as directed by the E.I.C.Item includes providing and fixing UPVC fittingssuch as Bends, Tees & Y, Reducers, BlankingPlugs, Couplers, Adaptors etc. For Sewer line and Storm water Drains

110 mm DN (SN 8kN/m²-SDR34)

160 mm DN (SN 8kN/m²-SDR34)

250 mm DN (SN 8kN/m²-SDR34)

315 mm DN (SN 8kN/m²-SDR34)

Constructing brick masonry Inspection chambers of internal sizes 900 X 600mm at bottom and 900X 450mm at top for an initial depth of 600mm consisting following items of work.i) 230 mm thick brick masonry in cement mortar 1:2 over 150 mm thick bed in cement concrete ofgrade 1:2:4 with 150 mm offset alround, taperingthe longitudinal walls to a height of 450 mm fromtop of chamber cover to obtain an internaldimension of 900 X 450mm.ii) 20 mm thick plaster in cement mortar 1:1mixed with water proofing compound @ 2% byweight of cement on internal and externalsurfaces, internal surfaces and top finished with afloating coat of neat cement.iii) Making benching and haunching in cementconcrete of grade 1:2:4 and finishing with floating coat of neat cement.iv) Fixing frame and cover at top using cementconcrete of grade 1:2:4 (for bed block / bearing course and capping) and steps / foot rests, all asper specification and as directed by Engineerin-Charge. NOTE:-Providing & fixing foot-rests / steps and CI / RCC/ Composite frame & cover including CC of grade1:2:4 for fixing the frame and cover, plastering inC.M 1:2 on exposed surfaces of bed block capping,making smooth cement finish to bed block /capping etc. will be paid under relevant item.

Inspection chamber 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.

Extra over item above for depth beyond 600 mm initial depth & upto a depth of 1800 mm. all as per specification and as directed.

Construction of circular manhole of 1200 mm internal diameter at bottom and 530/560/600mm at top for 1.5 m initial depth & brick masonryin 1:2 cement mortar, 230mm thick wall for 1400mm measured from top of frame & cover ofmanhole in conical shape and remaining heightconstructed 345 mm thick in cylindrical shapeover a 300 mm thick cement concrete bed of grade1:2:4 with 300 mm offset from outer finished wallsurface of the manhole, also for benching andfixing frame & cover at top of brick masonry i.e.below and around frame and cover for bed block(bearing course) and capping including providingand fixing frame & cover, steps,footrest 20mm thickplaster in 1:1 cement mortar mixed with waterproofing compound @2% by weight of cement asper the manufacturer’s recommendation oninternal and external surfaces, internal surfacesand channel finished smooth with floating coat ofneat cement and external surfaces finished roughwith wooden float, all as per specifications anddrawings. NOTE:- Providing & fixing foot-rests /steps and CI/ RCC/Composite frame & cover including CC of grade1:2:4 for fixing the frame and cover, plastering inC.M 1:2 on exposed surfaces of bed block &capping, making smooth cement finish to bedblock / capping etc. will be paid under relevantitem. Top internal dia 530/560/600 mm to suit MD,HD & EHD cover for initial depth of 1800mm.

Circular Manhole 1200 mm at bottom &600mm at top at top for an initial depth of 1800mm. all as per specification and as directed.

Extra over item above for depth beyond 1800 mm initial depth, all as per specification and as directed.

Providing & fixing precast EVERLAST CompositeManhole covers as approved by Competent authority / E.I.C tested as per IS:1726. withengraved name of department and year asspecified/approved, including cost of necessaryhardware, 1:2:4 grade concrete for fixing frame,bed block (bearing course) and capping includingnecessary form work and CM 1:2 mortar for fixingthe frame & for plastering exposed surfaces ofconcrete bed block (bearing course) and cappingfinished smooth with floating coat of neat cemenetc., complete as per specifications, drawings andas directed by the E.I.C.

Rectangular Heavy duty ( Grade HD - 20 designation as per IS:1726) frame and cover 900 x 450 mm of approved colour by EIC.

Circular heavy duty (Grade HD-20 designation as per per IS:1726) frame and cover clear internal dia 600 mm.

Cutting existing pipe line and supply,installation, laying, testing & commissioning ofDuctile Iron(DI) pipe of 150 mm dia. size and Nominalthickness of 6 mm (for domestic water supplysystem) conforming to IS-8329:2000 and shall beof Class "K9" of approved make suitable forPush-on-Joint type. The pipes shall becentrifugally cast (spun) pressure pipe. The pipeshall be cylindrical and all dimensions shall bewithin the tolerance as per IS- 8329:2000. Theouter surface shall be smooth / textured, sound,free from pin holes, cracks and other imperfections and shall be metallic zinc coated.Mass of zinc coating shall be as per relevant IS.Bitumen coating shall be applied above zinccoating and internal surface with cement mortarlined as per relevant specification. The scopeincludes cutting, laying, fixing and keeping themin position to correct alignment & levels, laying (IS1228), jointing with EPDM gasket as per IS 5382and/or IS 12820 with ISI mark, cutting ofpipes wherever necessary, jointing with theexisting gravity line, testing the pipes after makingnecessary joints to hydraulic pressure of 9Kg/sq.cm at site with clean & potable water andrectification of leaky joints if any all completeas per specifications and as directed by Engineer -in - charge. (i) Pressurizing pump for testing of pipeline shall be provided by agency. (ii) The pipe line shall be measured along thecentre line duly deducting the outer to outerlength of the specials. The above cost includes'push-on joints with gaskets

150 mm. dia.

SPECIALS / FITTINGS FOR DI PIPES : Providing, laying and jointing following Ductileiron (fittings & specials), external Zinc bitumencoated & internal cement mortar lined with ISImark, Mechanical, Flanged, and / or Push on'type Specials / Fittings, K12 Class conforming to IS: 9523 of approved make such as Tees, Bends,Collars, reducers, tapers etc. of all sockets/flanged/socket spigot etc. with sealing RubberGasket of SBR conforming to IS 5382 and / or IS12820 with ISI mark, cast / Ductile iron followerGland, MS nuts & bolts coated or otherwiseprotected from rusting, suitable for D.I pressurepipes for water supply to correct alignment andlevels including testing the specials to appropriatehydraulic pressure alongwith the pipe line withclean and potable water, as per specifications anddirected by Engineer in charge.

MECHANICAL JOINT TYPE FITTINGS / FLANGED JOINT FITTINGS / PUSH ON JOINT TYPE FITTINGS with gaskets, bolts, nuts etc.

LEAD JOINT :Making lead caulked joints to CIsocket & spigot or double socket pressure pipes& specials of 150NB for water supply includingcost of pig lead, spun yarn, fuel, labourincluding making sockets mould for lead pouring& caulking & testing the joints to 10 kg/cm2pressure with minimum period of testing of twohours with clean & potable water, as perspecification & directed by Engineer-in-Charge.

Supplying & fixing on Exposed surfaces thefollowing dia. ASTM non-threaded UPVC solventwelded pipes as per ASTM D-1785 and fittingsas per ASTM D-2466 and ASTM D-2467 (whiteor offwhite colour) UV stabilised of specifiedclass, consisting following items of work:- i) Supplying & fixing ASTM non-threaded UPVCsovent welded pipes as per ASTM D-1785 andfittings as per ASTM D-2466 and ASTM D-2467 . ii) Laying and fixing the pipe and specials onexposed surfaces to correct line, level and plumbfor water supply line, overflow and vent usingM.S. nails/screws, rawl plugs, wooden guttiesand branded clamps of Supreme make metalclamps with Rubber seal Supreme Cat. no.RH2MPC series, laying the pipeline exposed asper the site requirement. iii) Testing the pipe line to a hydraulic pressureas per manufacturers catalogue for leak proofjoint or as per relevant code. iv) Cutting or making hole or chases in RCC orbrick work structure such as wall, column,beam, slab, chajja, dado etc. as per instruction of EIC for passing the pipe line and reinstating allthe damage to its original condition. v) Providing and fixing UPVC weldable /threaded fittings such as Union, Nipples,Bends, Elbows, Tees, Reducers, End caps,Couplers, Adaptors, Saddles, Plugs, Tankconnectors, Expansion loops, Bypass bends,flange, Flange adapter etc Schedule 40 Pipes and Fittings of Approved make NOTE: The rate shall also include for UPVC pipe line &specials required for making connections withthe existing GI / PP-R / UPVC pipe line laid byother agency. Threaded fittings shall be of BrassThreaded only.

Supplying and laying below the ground or floor, the following diameter ASTM non-threaded UPVC solvent welded pipes as per ASTM D-1785 and fittings as per ASTM D-2466 and ASTM D-2467 (white or offwhite colour) of specified class, consisting the following items of work:-i) Supplying & fixing ASTM non-threaded UPVCsolvent welded pipes as per ASTM D-1785 andfittings as per ASTM D-2466 and ASTM D-2467 .ii) Laying and fixing the pipe and specials belowthe ground or floor to correct line, level and plumb for water supply line.iii) Testing the pipe line to a hydraulic pressureas per manufacturer's catalogue for leak proofjoint or as per relavant codeiv) Making leak proof threaded / welded joints.including cutting the pipe, cleaning, marking,heating, welding, cooling etc. and the cost ofjointing materials.v) Cutting or making hole or chases in RCC orbrick work structure such as wall, column, beam,slab, chajja, dado etc. as pre instruction of EIC forpassing the pipe line and reinstating all thedamage to its original condition.vi) Providing and fixing UPVC weldable/threadedfittings such as Union, Nipples, Bends, Elbows,Tees, Reducers, End caps, Couplers, Adaptors,Saddles, Plugs, Tank connectors, Expansion The rate shall also include for UPVC pipe line &specials required for making connections withthe existing GI / PP-R / UPVC pipe line laid byother agency. Threaded fittings shall be of BrassThreaded only.

Providing and Fixing UPVC (white or offwhitecolour) Ball valve with stainless steel ball ofApproved make suitable for pipe pressure classwith material and labour, making water proofjoints, including cost of jointing material andUPVC specials if required and testing the joints.etc complete as per directions ofengineer-in-charge. NOTE: All uPVC-ASTM ball valves provided for PH work will be measured under this item

50 mm (2") n.size

Construction of brick masonary valve chambers of 1.0 m width x 1.0 m length x 1.2 m depth comprising of 230 mm thick brick masonry in ready mix cement mortar 1:4 over a bed of 150 mm thick cement concrete of grade M-15 for foundation with 150 mm offset all round, including providing and fixing C.I. steps / foot rests / rungs each weighing not l;ess 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 ready mix cement mortar 1:3, 20 mm thick both on internal and external surfaces, internal surfaces finished smooth with a floating coat of neat cement, providing 100 mm thick RCC slab casted in M.S. angle box frame (Galvanised) using angle of size 25 mm x 25 mm x 5 mm in three equal pieces with reinforcement weighing not less than 100 kg/cu.m, fabricated M.S. angle all around & M.S. galvanised flat stiffeners including formwork as per drawing 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 EIC including dewatering the pit, if required till completion of the work all complete.

Making drop connection having depth differencebetween incoming and outgoing sewer line morethan 600mm including providing and layingfollowing dia. uPVC pipe conforming to IS:15328specials, providing and fixing bends, tees, crosses, plugs, caps etc., jointing the pipes / fittings using sealant of approved manufacturer, encasing the pipes with CC 1:3:6 such that shape of the cross section through encased pipe shall be square and sides equal to outer diameter of pipe plus 300mm, including form work, curing etc., all as shown in the drawing, as mentioned in the specifications and as directed by Engineer in charge.

For pipes 100 to 300 mm diameter

Construction of brick masonry drop pipe cleaningchamber 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 FRPComposite cover of approved make, in CC 1:2:4,coping at top of brick work, 20 mmcement plastering in cement mortar 1:1, mixedwith water proofing compound @ 2% by weight ofcement in internal & external surfaces of thechamber, all inside surfaces finishing smooth withfloating coat of neat cement and external surfacesfinishing rough with wooden float, includingdewatering if necessary till completion of the work,all as directed by the Engineer-in-Charge.

(Drop pipe cleaning chamber with HD-20 FRPcomposite cover and frame of size 300 X 300mm, forpipes upto 250mm dia for 300 x 300 mm chamber

(Drop pipe cleaning chamber with HD-20 FRPcomposite cover and frame of size 450 X 450mm, forpipes above 250mm dia for 450 x 450 mm chamber

Supply, installation, testing and commissioning ofdouble flanged CI Gate (sluice) Valves of followingsizes of ratings PN 1.0 with non rising stemconforming to IS-14846 with all necessary fittingslike flanges, neoprene gaskets, nut bolts,hardware, flange joint etc. as shown in thedrawings and as per specifications and as directedby E-I-C. The valves should be with ISI mark andtested at factory at a pressure of 24 kg/sq.cm.

150 mm. dia.

Construction of brick masonry valve chambers offollowing dimensions for depth as mentionedbelow comprising of 230 mm thick brick masonryin readymix cement mortar 1:4 over a bed of 150mm thick cement concreteof grade 1:2:4 forfoundation with 150 mm offset alround, includingracking out joints & plastering in readymixcement mortar 1:3, 20 mm thick both on internaland external surfaces, internal surfaces finishedsmooth with a floating coat of neat cement, Fixing(FRP/GRP) Frame and cover of approved make allas perspecifications and directions of the E.I.C.including dewatering the pit, if required tillcompletion of the work all complete.

Chamber measuring 0.45 mtr. X 0.45 mtr. For an initial depth of 600 mm (Clear internal dimension)

Extra over above item for additional depth ofvalve chamber beyond initial depth of 0.60 mtr. forValve Chamber without steps / foot rests / rungsetc. all complete.

Making connection of drain or sewer line withexisting manhole including breaking into andmaking good the walls, floors with cementconcrete 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)cement plastered on both sides with ready mixcement mortar 1:3 (1 cement : 3 coarse sand),finished with a floating coat of neat cement andmaking necessary channels for the drain etc.complete :

For pipes 100 to 300 mm diameter

Providing and laying in trenches socket andspigot centrifugally Cast ( spun ) iron class'LA' pressure pipes for sewer line at roadcrossings conforming to1S:1536 with ISImark, including lowering and keeping themin position to correct alignment and levels,jointing with SBR gasket as per IS 5382 and/ or IS 12820 with ISI mark including thecost of rubber rings, cutting of pipeswherever necessary, testing the pipeline to ahydraulic pressure of 10kg / sq.cm for aminimum duration of two hours with cleanand potable water, rectification of leakages ifany, all as per specifications and as directed.

150 mm dia.

Making cross connection of following size onexisting Cast iron / Ductile Iron / MS /HDPE /uPVC water supply pipe line irrespective of branch size by cutting the existing pipeline with mechanical or power cutter, chamfering theedges, providing & fixing Specials such as Tees,bends, Saddle pieces, collar,distance pieces,flanges etc., dewatering, providing PCC of gradeM-15 supports to the joint, making lead/ pushon/ mechanical/ flanged joints as the case may be incuding isolation delay, tools & water supply line with in the restricted timings etc. all complete as directed by EIC.

Upto 200 mm Dia

Making flanged joints for CI/ DI/ GI/ PPR/ PVC/UPVC/ CPVC/ HDPE pipes and specials whichconsist of providing following dia. DI/CI/ GI/ PPR/ PVC/ UPVC/ CPVC/ HDPE heavy quality flanges with holes drilled to IS standard,making flanged joints, providing all jointingmalerial like appropriate collar/ neck piece, SBRGasket, M.S. bolts & nuts of suitable size etccomplete, testing the joints hydraulically to apressure & duration as specified alongwith thepipeline, rectification of leaky joints if any,retesting etc., making connection with existing /new pipeline work etc., complete, all as perspecifications and as directed by EIC.

(double flanged joint 110 mm to 200 mm) : - above 110mm & upto 200 dia

(Single flanged joint 110 mm to 200 mm) : - above 110mm & upto 200 dia

(Jointing above 110mm & upto 200 dia) : - above 110mm & upto 200 dia

Providing and fixing in position 25mm/50 dia n.b.best Indian make heavy quality GM ferrule on CImains including drilling the hole in the mains andtapping the same etc. as per specifications and as directed by the Engineer in charge

MARC CONSTRUCTION

Reliable Enterprises

ANUBHAV ENGINEERING COMPANY

RESHMA CONSTRUCTION

Renjin Construction

MARC CONSTRUCTION

vikas construction

ANUBHAV ENGINEERING COMPANY

RESHMA CONSTRUCTION

Renjin Construction

RESHMA CONSTRUCTION

ANUBHAV ENGINEERING COMPANY

Renjin Construction

MARC CONSTRUCTION

Reliable Enterprises