Execution Of Different Works Related To Khagrabari Z1 Pwss Under Jal Jeevan Mission - TUBEWELLDrilling by Reverse Rotary method of drilling using 9 7/8” dia.bit for pilot bore follwed by subsequently reaming using 12 1/4” dia. ,15 dia. and 17.5 dia. Rock Roller Bits/ Drag Bits in consolidated, semi consolidated and soft formation up to required depth including casing boring and casing lowering as required including cost of fuels and lubricants etc. as required for drilling. 2 Rate for Drilling by 17.5 dia. Bita) From 6 Mtr. to 60 Mtr. 3 60 Mtr. to 90 Mtr. 4 90 Mtr. to 120 Mtr. 5 120 Mtr. to 144 Mtr. 6 Electro-logging charge. 7 Supply and delivery of Washed gravels size ranging from 1.80 mm to 4.74 mm. conforming to IS 4097 : 1967. 8 Site Preparation, Temporary Latrine, Placement & levelling of Rig Machine, Mast hoisting and Casing drilling (Upto 6 mtr.) Placement of Casing with all allied works necessary to commence drilling woks and wind up of all machineries after completion of Drilling. 9 Transportation cost of drilling equipment and accessories rig machine etc. including cost of fuel,Lubricant & loading unloading the materials from store/stack yard /suppliers godown and unloading /stacking the same at site. (Upto 60.0 km distance) 10 Lowering the tube well assembly (UPVC Casing pipe ,well pipe, strainer along with UPVC accessories) vertically in a position with proper lowering arrangement by applying necessary jointing compound including labour cost for subsequent gravel packing and machine operation cost etc 11 Cost of Consumables for drilling rigs and machineries. 12 Supply and delivery of UPVC pipe (CD) conforming to IS 12818:2010. (CIPET Certified)a) 250 mm dia. 13 b) 200 mm dia. 14 Supply and delivery of UPVC Deep Well Screen (RDS) Pipes with Ribs conforming to IS 12818:2010 .(CIPET Certified)a) 200 mm dia. 15 Supply and delivery of UPVC Reducera) 250mm x 200 mm dia. 16 Supply and delivery of UPVC Capa)200 mm dia. 17 b)250 mm dia. 18 Supply and delivery of M.S. Housing clamp 250 mm dia. 19 Supply and delivery of M.S .Centre guide (Special Type). 20 Development (Min. 8 Hr. continuous) of tube well by using suitable air compressor (Min. Capacity: 600CFM & operating Pressure 14 Bar) followed by yield testing with BHT pump (Head :45 to 50mtr.,Discharge :1100 to 1000 LPM and 25 BHP engine) all complete including To & Fro Transportation cost and Cost of fuels, lubricants & Labour etc. 21 Water sample collection and chemical test including Arsenic Test. 22 Protective sealing the annular space between tube well pipes & the bore by bentonite clay balls/cement slurry above the shrouded gravels (3 m. Height). 23 Packing the annular space between the outsides of the housing pipe & the Bore with puddle clay balls of approved size as per direction of E.I.C. Including cost of all materials, labour complete. 24 Supply and delivery of Bentonite Powder conforming to IS 6186 :1986. 25 Labour for making arrangement for showing verticality test including the cost for hire charges of tools and plants, scafolding, labour etc. all complete 26 Mobilisation Charges of all tools & Plants along with accessories, material, labour, supervision etc. at site of work required in connection with boring and testing work, including setting up boring rigs and shifting to different Bore-hole points etc. and also including withdrawal of same from the site after completion of work, complete as per direction of Engineer-in-Charge.b) Detailed Investigation 27 Labour for making Bore-Holes of 150mm to 250mm dia. by any standard method to any depth below ground level / bed level in all kinds of soil like clay, silt, sand, stiff clay, mixed soils etc. except rocks (for the purpose of collecting Disturbed & Un disturbed soil samples, conducting Standard Penetration Test at suitable intervals etc.) including preparation and submission of bore-log as per IRC : 75 and 78 and Clause 2400 of Specifications for Road & Bridge Works (5th Revision), Published by IRC, and also including hire charges of tools and plants complete as per the direction of Engineer-in-Charge.a) When Casing pipe is used to prevent collapse of bore hole (casing pipe to be finally withdrawn) (i) Depth 0m to 10m 28 iii) Collection of Samples from the bore hole made as per B-a(a)Undisturbed 29 (b) Disturbed 30 vi) Standard Penetration Tests (S.P.T.) by Split Spoon Sampler in the bore hole as per IS 2131.(i)0.0m - 10.0m 31 A. Laboratory Investigation: i) Liquid Limit as per IS 2720 (Part – V). 32 ii) Plastic Limit as per IS 2720 (Part – V) 33 iii) Grain size analysis by Sieving as per IS 2720(Part – IV) 34 iv) Grain size analysis by Hydrometer Method asper IS 2720 (Part – IV). 35 v) Determination of Water Content as per IS2720 (Part – II) 36 vi) Determination of Specific Gravity as per IS2720 (Part – III). 37 vii) Direct Shear Test as per IS 2720 (Part – XIII). 38 viii) Determination of Unconfined Compression Strength as per IS 2720 (Part – X).a) Undisturbed 39 xiv) Determination of Consolidation Properties as per IS 2720 (Part – XIV). 40 b) Determination of Shear strength Parameters of a specimen tested in Consolidated Undrained Tri-axial compression Test with measurement of pore water pressure as per IS 2720 (Part – XII). 41 C) Determination of Shear strength Parameters of a soil from Consolidated Drained Test as per IS 2720 (Part – X) 42 Tri-Axial Shear Test.A) Determination of Shear Strength Parameters of a specimen tested in unconsolidated undrained Tri-axial compression without measurement of pore water pressure as per IS 2720 (Part-XI). 43 Preparation and submission of report in 6 (Six) copies, giving all relevant information data like site plan, Bore log and water table, test results, calculations, discussions, suggestions and recommendations in respect of suitable foundation etc. including determination of silt factor calculation of waterways and complete design of foundation including analysis of Bearing Capacities and settlements in bound and presentable form complete as per direction of Engineer-in-Charge.b) Detailed Investigation 44 Carriage of all Disturbed & Undisturbed Samples from site of work to the Divisional office or elsewhere including loading and unloading as per direction of Engineer-in-Charge. Detailed Investigation. 45 RISING CUM DELIVERY MAINSupply of CIDF & Specials as per IS 1338-1992 46 Supply and delivery of CIDF Sluice valve as per I.S 14484-2000 (Upadhaya/L&T/Kirlosker/venus/Hazra)I.S.I make P.N -1.6.i) 150 mm dia. 47 ii) 200 mm dia. 48 iii) 250 mm dia. 49 Supply of C.I. Jeffy coupling (flexible) joint complete with studtsnuts bolts, rubbon sealing reing as per I.S.Specification.i) 150 mm dia. 50 ii) 200 mm dia. 51 iii) 250 mm dia. 52 Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc. including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with boulder, road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electric cable etc.(in case of damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will be borne by the agency in his own cost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any including carriage of pipes, specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as per specification and direction of EIC. The surplus materials after execution of work are to be return to the deptt. store.N.B: i) Any deviation from required clear cover of 1.10mtr., due to site adverse condition, prior permission is to be obtained from the EIC in exceptional situation and payment will be made on prorate basis over the rate of entire itemii) No payment will be made without hydraulic test of the pipe line either part or fulliii) The pipes, specials and valves , rubber gasket will be supplied deptt. free of cost.b) 80 mm dia. 53 150 mm dia 54 200 mm dia 55 250 mm dia 56 Filling the pipe line with water, testing hydraulically as per I.S 3114-1965 (Article-6) in section of a length not exceeding 500mtr. for head of pressure as per specification including supplying installing and fixing all equipments such as diesel pump set, blank flange, pressure gauge, valve, pressure pump and all other tools and plants including drilling topping and plugging of necessary holes to pipes, blocking ends providing temporary thrust block and subsequent blocking of holes and other jointing materials and dismantling and removal of the same including disposal of water etc. all complete as per specification and direction of EIC. The rate is inclusive of cost of requisite water to be arranged by the contractor (Recovery rate of water @ Rs.10.00/m3, if contractor used water from deptt. source).80 mm dia 57 150 mm dia 58 200 mm dia 59 250 mm dia 60 Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting in residual chlorine not less than 15mg/ltrs. after 24hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source).80 mm dia 61 150 mm dia 62 200 mm dia 63 250 mm dia 64 Labour for horizontal boring under pucca road etc…………....for laying of pipe.i) up to 150 mm dia. (CI/DI/AC/GI)/180 mm O.D UPVC & HDPE 65 Making rubber gasket joint to CI/DI pipes maintaining proper alignment level etc. by mechanical arrangement with or without using mobile cranes where necessary and with help of all other equipments tools and tackles etc. as required providing lubricants of approved quality and direction of EIC. (rubber gasket will be supplied deptt. free of cost)b) 150 mm dia. 66 c) 200 mm dia. 67 e) 250 mm dia. 68 Making flange joint to DI/CI pipes, specials and valves where necessary with supply of required rubber insertion and nut bolts, washers etc. of approved quality and type all complete as per specification and direction of EIC (Nut and bolts shall be of TATA/GKW rate).b) 100 mm dia. 69 a) 80 mm dia. 70 c) 150 mm dia. 71 d) 200 mm dia. 72 d) 250 mm dia. 73 Construction of different dia Sluice valve /Air valve /Washout chamber in different sizes for village road where light traffic run and for main road where heavy traffic run as deptt.approved drawing with 25cm thick brick work (1:6) over cement concrete (4:2:1) over a single B/F soling over150mm.thick sand filling in foundation including earth work in excavation and disposal of excess earth from work site with RCC (1:1.5:3) cover slab 100mm / 150mm thick slab on top of chamber with 1% reinforcement in RCC cover slab with necessary opening for operation of valve all complete including cost of labour & materials as per Departmental Dwg. [Reinforcement type:- Other manufactuerers not specified]i) 80 mm to 150 mm dia pipe 74 i) 200 mm dia pipe 75 i) 250 mm dia pipe 76 Cutting DI pipe (all class & type) to required length with cutting device etc. and grinding the cutting portion with file as per direction and satisfaction of EIC.b) 150mm.dia.to 200mm.dia pipe 77 Carriage of different type of departmental pipes from Divisional/Sub-divisional store to the work site by truck including loading, unloading, stacking etc. including cost of fuel, lubricant and also cost of driver, helper etc. and all other taxes and charges as applicable as per direction of EIC.upto 20 KM (above 50 km extra cost 57 Rs/km) 78 HW Site P/HouseEarth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding lateriatc or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, leveling, dressing and ramming the bottom, bailing out water as required complete.a) Depth of excavation not exceeding 1.500 mm. 79 Earth work in filling in foundation trenches or plinth with good earth in layers not exceeding 150mm including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)a) With earth obtained from excavation of foundation 80 Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete Including the Cost of supply of sand.(payment to be made on measurement of finished quantity). 81 Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and 1illing joints with local sand. 82 Cement concrete with 30 mm down graded shingles excluding shuttering (N.B. Variety). In ground floora) 6:3:1 proportion 83 ordinary Cement concrete mix 1:1.5:3) with graded stone chips (20 mm nominal size)exciuding shuttering and reinforcement if any, in ground floor as per relevant IS codes.River Bazree 84 a) 25 mm to 30 mm shuttering without staging, in foundation 85 b) 25 mm to 30 mm thick wooden shuttering as per decision & direction of E.I.C. In foundation. 86 Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction.(a) For works in foundation and upto roof of ground floor/upto 4 m(i) other that Tor steel/Mild SteelSAIL/ TATA/ RINL 87 Brick work with Ist class bricks in cement mortar (1:6)(a) In Foundation and plinth 88 b) In superstucture, ground floor. 89 Artificial stone in floor, itado, staircase etc. with cement concrete (1:2:4) with stone chips, Iaid in panels as directed with topping made with ordinary or white cement (as necessary)and marble dust in proportion (1:2) including smooth finishing and rounding off corners including raking out joints or roughening of concrete surface and application of cement slurry betore flooring works using cement 175 kg/sq.m all complete including all materials and labour.In ground floor.(i)35 mm. Thick 90 Wood work in door and window frame fitted and fixed in position complete including a protective coat of painting at the contact surface of the frame exluding cost of concrete,iron Butt Himges and M.S clamps.(The quantum should be correted upto three decimals).a) Sal: Siliguri 91 Supplying, fitting and fixing M.S. clamps for door and window frame made of flat bent bar,end bifurcated with necessary screws etc. by cement concrete(1:2:4) as per direction. (Costof concrete will be paid separately)(i) 40mm x bmm, 200mm Length 92 Supplyof Fan hook. 93 Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface.i) with 1:6 cement mortara) 20 mm thick plaster 94 b) 15 mm thick plaster 95 ii) With 1:4 cement mortarc) 10 mm thick plaster 96 Neat cement punning about 1.5 mm thick in wall, dado, window sills, floor, drains etc 97 Applying decorative cement based paint of approved quality after preparing the surface including scraping the same thoroughly (plastered or concrete surface) as per manufacturers specification.In Ground floor(i) One coat on new surface 98 ii) Two coats. 99 Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturers specification and as per direction of EIC to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer.a) In Ground floor (Two Coat)(i) Normal Acrylic Emulsion 100 a) Priming one coat on timber or plastered surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc 101 (b) Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. 102 Painting with best quality synthetic enamel paint of approved make and brand including smoothening.surtace by sand papering etc. including using of approved putty etc. on the surface, if necessary.(a) On timber or plastered surface With super gloss (hi-gloss).Two coat (with any shade except white 103 b) On Steel surfacei) One coat (with any shade except white 104 Panel shutters of door and window, asper design (each panel consisting of single plank without joint), including fitting and fixing the same in position but excluding the cost of hinge and other fittings. in ground floor.(i)35 mm thick shutters with 19 mm thick panel of size 30 to 45 cm.a) Sishu,Gamar,Champ,Bhola,Mogra,Hallak. 105 Glazed shutter of door ,windows, fan light clerestory window etc. As per designe (with ordinary glassof 7.4 kg/sq.m. 3 mm thick) fitted with putty bed and teak wood bead cost of hings and other fittings and fixing shutter in position but excluding the cost of hinges and other fittings .cost of glass putty wooded beads etc will be separately.35 mm thick shutter .a) Sishu,Gamar,Champ,Bhola,Mogra,Hallak. 106 SIpplyng best Indian sheet glass panes set in putty and fited and fixrd witlh ails and putty Conmplete. (In all floors for internal wall& upto 6 nm height for external wall.(i) 4 mm thick 107 MS.or W.I Ornamental grill of approved design joints continuously welded with M.S.W.Flats and bars of windows, railing etc. fitted and fixed with necessary screws and lugs in Rround floor.(i) Gril weighing above 10 Kt./sq mtr and up to 16 Kg./sq, mtr. 108 i) 300 mm.Iron hasp bolt of approved quality fitted and fixed complete (oxidised) with 16mm dia rod with centre bolt and round fitting. 109 (i)150 mm x5.5 mm .Iron door handle of approved quality fitted and fixed complete: 110 (ii) 100 mm x 5 mm. 111 i) Sal Siliguri.a)with 75 mm iron Butt-hingeSupplying, fitting and fixing hinge cleat in position excluding the cost hinge and other fittings. 112 i)Sal: Siliguri.b) with 50 mm iron Butt-hinge 113 Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark.i) 50 mm. X 37mm. X 1.50mm 114 (i) 75mm. X 40mm. X 1.12mm. 115 (i) 100mm. X 50mm. X 1.25mm 116 Iron socket bolt of approved quality fitted and fixed complete.a) 100mm long x 10mm dia bolt. 117 b) 150mm long x 10mm dia bolt. 118 Chalmp for fan light fitted & fixed complete 119 Precast pierced concrete jally work as per design and manufacturers specification including moulding etc. with stone chips and necessary reinforcement shuttèring complete including fitting, fixing in position in all floors.(a) 37.5 mm thick panels 120 Supplying P.V.C. water storage tank of approved quality with closed top with lid (Black) -Multilayer(a) 500 litre capacity. 121 Labour for hoisting plastic water storage tank 122 Supplying, fitting and fixing G.I. pipes of TATA make with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reduing socket, reducing tee short piece etc. fitted with holder bats clamps, including cutting pipes, making threads fitting, fixing etc. complete in all respect including cost of all nece[sarý fittings required,jointing materials and two coats of painting with approved paint in any position above ground.(Payment will be made on the centre line measurements of total pipe line includingall pecials.No separate payment will be made for accesories,specials.( Payment for painting will be made seperately)(i) 25 mm dia. medium quality 123 (ii)15 mm dia. medium quality 124 Labour for punching hole in plastic water storage tank upto 50 mm dia. 125 Supplying, titting and fixing gunmetal wheel valve of approved brand and make tested to 21kg per sq. cm. (for water lines only).i)25 mm dia. 126 ii) 20 mm dia. 127 Supplying, fitting and fixing alloy iron with brass spindle bib cock/ stop cock of approved brand and make, spray painted and tested to 21 kg per sq. cm.i) 15 mm dia 128 Supply of UPVC pipes & fittings etc. conforming to IS-13592-1992i) Door Tee 110 mm 129 ii) Vent Cowl 110 mm 130 (ii) Door Bend (T.S.) 110 mm 131 Supply of UPVC pipes (B Type) & fittings conforming to IS-13592-1992a) Single Socket 3 meter length.(i)110 mm . 132 Orissa pattern water closet in white glazed vitreous chinaware of approved make in position .(i) 530 mm x 410 mm. 133 Supplying ,fitting ,fixing cast iron P OR S trap conforming to IS: 3989/1970/ and 1729/1964 incl. Lead caulked joints and painting two coats to exposed surface .(painting to be separately).a) S trap i)100 mm dia . 134 Supplying ,fitting ,fixing, 10 liter P.V.C. Low-down cistern conforming to I.S specification with P.V.C. Fittings complete.C.I. Brackets incl. Two coats of painting to bracket etc.i)White 135 Construction of inspection chamber measure 600mm X 600mm X upto 600mm(depth) with250 mm thick 1st class brick wWk In cement mortr (1:4) on all sides, bottom of the pit conuntng of 100 mm thick cement concrete(1:3:6) with stone chips over a layer of jhama brick flat soling15 mm thick (1:4) cenent plster to inSide walls.a)with bazree (N.B VARITY) 136 Constrution of septic tank of differont apacities as per approved drawng wilh 1st class bCk work m cement mortar (l:4) includng two 560 mm dia. R.C.C. manhole cover(heavy type)ot approved make supplod, Iitted and fNed in the 100m thick R.C.C(I:1.5:3) top slab with necessary fittingS, 20mm thick cement plaster (4 :1)with neat cement finish to the internal surfaces and 15 mm thick cement plaster (4 :1) to outside wall upto 200 mm below6. floor tunished with 25 mm thick grey artificatA) For 10 usersi) With Baztee[N.B Varitv] 137 Construction of circular soak well 2.5 metre deep in all types of sandy soils with dry brick work upto 1.6 metre from the bottom having 150 mm intermediate ceiment brick work (1:4)band all round and cement brick work (1:4) upto 0.90 metre from top with 20mm thick cement plastering (1:4) to inside face upto the depth of cement brick.With 250 mm thick dry brick work and 250 mm thick cement brick work (1:6) and 1.00 m inside dia. 138 125 mm. thick brick work with 1st class bricks in cement mortar (1:4) in ground floor 139 Supplying. fitting and fixing fibre reinforced polymer (FRP) Composite door frame as per approved section with glass fibre reinforced plastic mouided skins and a special sandwich core, so as to impart monolitaheic composite structure as per approved technologyDepartment of Science and Technology (DST) to safisty IS: 4020 door testing performanc(i) 66 mm x 90 mm 140 Supplying fitting fixing best quality Digital printed ceramic tiles in colour decorative in wall 1& ftloor to match with.Complete. 141 HW Site BOUNDARY WALLEarth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding lateriatc or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, leveling, dressing and ramming the bottom, bailing out water as required complete.a) Depth of excavation not exceeding 1.500 mm. 142 Earth work in filling in foundation trenches or plinth with good earth , in layers not exceeding 150mm. Including watering and ramming etc. Layer by layer complete (Payment to be made on the basis of measurement of finished quantity of work )A)With earth obtained from excavation of foundation. 143 Cement concrete (1:3:6) with 30 mm down graded excluding shuttering.a) 6:3:1 Proportion. 144 Ordinary cement concrete M-20(mix 3:1:5;1)with graded stone chips(20 mm down) excluding shuttering and reinforcement .if any ,in ground floor, as per I.S. 456-2000.i)River Bozree. 145 Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction.(a) For works in foundation and upto roof of ground floor/upto 4 m(i) other that Tor steel/Mild SteelSAIL/ TATA/ RINL 146 Hire and labour charges for shuttering with centreing and necessary staging up to 4m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slab . beams ,columns, lintels curved or straight including fitting fixing and striking out of Completion of works (up to roof of ground floor).a) 25 mm to 30 mm thick shuttering with out staging and foundation etc, 147 b) )25 mm to 30 mm thick wooden shutter as per decision & direction of Engineer-in-charge. 148 Plaster (to wall,floor ,ceiling etc,) with sand and cement mortar including rounding off chamfering corners as directed and raking out joints or roughening of concrete surface including throating ,nosing and drip course where necessary (ground floor).. With cement mortar( 6:1.).15 mm thick plaster. 149 With cement mortar( 6:1.).20 mm thick plaster. 150 With cement mortar(4:1) 10 mm thick. 151 Neat Cement punning about 1.5mm thick in wall ,dado , window, sills floor drain etc, 152 Priming one coat on timber plastered or on steel or other metal surface with synthetic enamel / oil bound primer of approved quality including smoothening surface by sand preparingetcOn timber . 153 Painting with best quality synthetic enamel paints of approved / make and brand including smoothening surface by sand preparing etc, including using of approved. Putty etc, on the surface of necy.i)On timber or plastered surface. With super gloss (hi-gloss).a)One coats (with any shade except white ) 154 Protective decorative Acrylic exterior emulsion paint of approved quality as per manufacturer’s specification and as per direction of EIC to be applied over acrylic primer as required . The rate includes cost of materials , labour , scaffolding and all incidental charges but excludingthe Cost of primer.a) Normal Acrylic emulsion. (i) Two coat 155 Earth work in filling compound ,Tank , low sand ditches etc, good earth, in layer not exceeding 250mm including breaking clods & consolidating the same by ramming and dressing complete etc. layer by layercompletei) With carried earth arrangement by the contractor within a radius of 3km including the cost of carriage but not exceeding 5km 156 M.S. & WI Ornamental grill of approved design joints continuously welded with MS.WI. flats and bars of windows railing etc. fitted and fixed with necessary screws andlugs in ground floor.(i) Grill weighing above 10kg/sq.m. and up to16kg/sqm. 157 125 mm thick brick work with 1st class bricks in cement mortar (1:4) with1st class brick in all floor. 158 FHTCProviding FHTC from the existing CI/DI/Upvc/HDPE/GI/AC distribution pipeline by installing 10 mm dia NB Gun metal Ferrule conforming to IS 2692:1989 with latest amendments on thesaid pipeline and all othersaccessories like saddle piece of require size to fit the existing distribution pipeline ,specials, nut & bolts rubber sheet , washer etc.and laying15 mm NB PVC (schedule 80)/ 20 mm OD HDPE (PE 100 , PN16 )/ 20 mm OD PPR-C (Class -SDR 7.4/PN16) pipes uptorequired length with all necessary specials1.0 metre below the ground connecting ferrule including cutting trenches in all sorts of soil and filling up trenches as per directionsof the Engineer-in-charge and upto a point just inside the premises of the house hold or as directed by EIC. Supply and installation of a l5mm dia. alloy ironBib Cock (tested to 2t Kg/cm2) above 1.0 Mtr. frorn ground, an alloy stop cock of 15 mm diawith brass spindle (tested ta 21 Kg/cm2) to be fitted in a position as directed by E.I.C. G.l pipe of TATA make (mediurn duty) of 2 metre length with all necessary specials to continue from the end of the PVC/HDPE/PPR-C pipe and upto 1.0 m above ground within the premises of household.Note:1. PVC pipe shall of schedule 80(medium duty) conforming to ASTMD -1785and threaded to match with Gl Pipes as per IS : 1239 (Part - I).2. PPR-C (Poly propylene Randam copolymer) pipe shall be 3-layer confirming to IS :15801 UV stabilised & anti-microbiol fusion welded, having thermal stabitity for hot & cold water supply including all PP-R plain & brass threaded porypropylene random /fittings . 3. Rate is exclusive of supply and deliveryof10 mm NB gun-metal Ferrule.supply & laying of 15mm NB PVC (schedule 80)/20mm OD HDPE (PE 100,PN16)/20 mm OD PPR-C (Class -SDR7.4/PN19) pipes.b) Above 10 m upto 20 m length 159 250 OHREarth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding lateriatc or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, leveling, dressing and ramming the bottom, bailing out water as required complete. 160 a) Depth of excavation not exceeding 1.500 mm. 161 b) Depth of excavation for additional depth beyond 1500 mm and upto 3000 mm but not requiring shoring. 162 Earth work in filling in foundation trenches or plinth with good earth in layers not exceeding 150mm including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)a) With earth obtained from excavation of foundation. 163 a) With earth obtained from excavation of foundation. 164 Single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with powdered earth or local sand. 165 Cement concrete with 30 mm down graded shinglesexcluding shuttering (N.B. Variety). In ground floor 166 a) 4:3:1 proportion. 167 Controlled cement concrete grade M-30 mix with well graded stone chips (20 mm grade) excluding shuttering and reinforcement, with complete design of concrete as per I.S, codesand relevant special publications, submission of job mix formula after preliminary mix design after testing of concrete cubes as per direction of Engineer-in-charge. Consumption of cement will not be less than 6 bags/300 kg. of cement per cubic meter of controlled concrete but actual consumption will be determined on the basis of preliminary test & job-mix formula. 168 a) From 16TO 20 MTR 169 a) From 20 AND ABOVE 170 Controlled cement concrete grade M-25 mix with well graded stone chips (20 mm grade) excluding shuttering and reinforcement, with complete design of concrete as per I.S, codesand relevant special publications, submission of job mix formula after preliminary mix design after testing of concrete cubes as per direction of Engineer-in-charge. Consumption of cement will not be less than 6 bags/300 kg. of cement per cubic meter of controlled concrete but actual consumption will be determined on the basis of preliminary test & job-mix formula. N.B. Variety (stone metal) 171 a) From 0TO 4 MTR 172 a) From 4TO 8 MTR 173 a) From 8TO 12 MTR 174 a) From 12TO 16 MTR 175 a) From 16TO 20 MTR 176 a) From 20 AND ABOVE 177 Hire and labour charges for shuttering with centering and necessary staging upto 4 m. using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams, columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor). 178 a) 25 mm to 30 mm thick wooden shuttering as per decision & ddirection of the E.I.C. in foundation.(Up to G.L) 179 Hire and labour charges for shuttering for concrete work in overhead R.C. Reservoir on separate R.C. Frame including fitting, fixing and striking off after completion of work Including staging upto 4 metre using ply board or steel shuttering. 180 (a) From bottom of heal beam to top of O.H.R. 181 Extra for staging beyond 4 m with necessary cross bracing and fixtures and removing the same after completion of the work all complete as per direction of the E.I.C. [Mode of measurement : Area of unsupported horizontal projection (where staging beyond 4 m is practically un-avoidable) X mean height of staging above initial 4 m.] 182 Reinforcement in reinforced conc. work in all sorts of structures includg. dist.bars, stirrups, binders etc., initial straightening and removal of loose rust (if necy.) cutting to requisite length, hooking and bending to correct shapde, placing in proper position and binding with 16 gauge balck annealed wire at every intersection, complete as per drawing and direction. (a) For works in foundn. basement and upto roof of ground floor/upto 4m.(i) Tor steel/Mild steel. SAIL/TATA/RINLFor works in foundation, basement and upto roof of ground floor/upto 4 m. 183 Extra for works beyond the roof of ground floor/initial 4 m. to 8 mtr.(Add extra over the rate of ground floor/initial 4 m for each basement floor and each additional floor below/ above ground floor 184 8 m to 12 m(Add extra over the rate of ground floor/initial 4 m for each basement floor and each additional floor below/ above ground floor 185 12 m to 16m(Add extra over the rate of ground floor/initial 4 m for each basement floor and each additional floor below/ above ground floor 186 16 m to 20 m(Add extra over the rate of ground floor/initial 4 m for each basement floor and each additional floor below/ above ground floor 187 beyond 20 m(Add extra over the rate of ground floor/initial 4 m for each basement floor and each additional floor below/ above ground floor 188 Extra for using water proofing and plastisizing admixer 0.2% by weight of cement (or at manufacturer specified rate) for concrete of various grades. 189 Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints or roughening of concrete surface, including throating, nosing and drip course where necessary (ground floor). (A) With 4:1 cement mortar (a) 15 mm thick plaster (Internal) 190 i) From heal beam to top of O.H.R 191 ii) From bottom of heal beam to top of O.H.R. 192 (B) With 3:1 cement mortar (a) 10 mm thick plaster (External)i) From G.L to bottom of heal beam. 193 Neat cement punning about 1.5 mm thick in wall, dado, window sills, floor, drains etc. 194 Artificial stone in floor, dado, saircase etc with cement concrete 1:2:4 with stone chips laid in panels as dircted with toping made with ordinary or white cement and marbel dust in proportion 1:2 including smooth finishing and rounding of corners including raking out joints or roughning of concrete surface and application of cement slurry before flooring work using cement @1.75 kg per Sq.M all complete including all materials and labour.3 mm thick toping25 MM THICK 195 Protective and decorative acrylic exterior emulsion paint of approved quality as per manufacturers specification and as per direction of E.I.C. to be applied over acrylic primer as required. The rate includes cost of material, labour scaffolding and all incidental charges but excluding the cost of primer. Normal Acrylic Emulsion. (a) Two coats 196 a) From 0TO 4 MTR 197 a) From 4TO 8 MTR 198 a) From 8TO 12 MTR 199 a) From 12TO 16 MTR 200 a) From 16TO 20 MTR 201 a) From 20 AND ABOVE 202 Applying exterior grade Acrylic primer of approved quality & brand on plaster or concrete surface old or new surface to receive decorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface thoroughly, complete as per manufacturers specificationand as per direction of E.I.C. 203 a) From 0TO 4 MTR 204 a) From 4TO 8 MTR 205 a) From 8TO 12 MTR 206 a) From 12TO 16 MTR 207 a) From 16TO 20 MTR 208 a) From 20 AND ABOVE 209 M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS : 226, IS : 808 & SP (6)-1964 connected to one another with bracket gussets as per desing, direction of E.I.C. complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS : 816-1956 & IS : 9595 using electrodes of approved make and brand conforming to IS : 814-1957, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental charges such as electricity charges, labour insurance charges etc. (a) For structural members of specified sections weighing not less than 22.5 kg/m. 210 Supplying, fitting, fixing 900 mm high G.I. pipe railing for R.C.C stair cat ladder walk way fabrication,erection,welding of 40 mm G.I (NON TATA medium) pipe place at top of railing and 2 nos 25 mm dia. G.I pipe (NON TATA medium) placed equally in between railing top & floor, vertical post of railling are 40 mm dia. G.I pipe (NON TATA medium) placed at 900 mm c/c . The each end of the vertical post is join by the 62 mm (25 mm X 6 mm X 0.062 m long) MS flat and 150 mm length (propes pipes) are grouted in concrete base of stair, walk way etc. All complete with supplying of all materials including hoisting up to the any height complete with 2 coats of painting with super gloss (Hi gloss) in any shade except white and black over a coat of primer complete as per direction of E.I.C. Analysis of rate enclosed in seperate sheets. ( Analysis Rate ) 211 Providing water thirable non-toxic expoxy coating (techoxy or equivalent brand of approved quality)2(two)finished coats over 2(two)of primer of same brand to the ceiling of roof dome including supply of requisite coating materials, cleaning of the substrate properly to make it free from dirt, paint, oil and grease, sludge, blister, loose plaster, fungus, moss and all other undesirable particles using wire brush, sand papers etc. including mending good all damages all complete as per direction of EIC & his satisfaction. 212 Wood work in door and window frame fitted and fixed complete including a protective coat of painting at the contact surface of the frame. SAL : Siliguri. 213 Supplying fitting and fixing door made with IRC febric mesh of 75mm x50mmx4.5mmx2.7mm on 50mm x 50mm x 6mm angle iron frames all round and one 37.5mm x 6mm M.S. flat bar over the netting all round welded to angle iron frame and providing locking arrangements if necessary and with two coats of synthetic enamel paint(Other than Hi-gloss) fitted and fixed with clamps or haskal doomney etc. complete at the lantern of R.C.C. over head reservoir. 214 Supplying hoisting, fitting fixing approved type water level indicator with copper float, guide pulley, wire boards etc. as per standard specification and direction and satisfaction of EIC 215 Supplying fitting and fixing in position C.I. (manhole / pit cover with matching frame). 450 mm X 100 mm X 50 kg (approx.) 216 Priming one coat on timber, plastered or on steel orother metal surface with synthetic enamel / oil bound primer of approved quality including smoothening surface by sand papering etc. 217 Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface of necessary.(a) On timber or plastered surface : With super gloss (hi-gloss)(i) Two coats (with any shade except white) 218 (b) On steel or other metal surface : With super gloss (hi-gloss)i) Two coats (with any shade except white) 219 Supply at site/local store C.I.D.F. and C.I.S.S. Pipes & specials as per relvant I.S. specification with latest amendments including cost of loading, carrying, unloading, stacking properly and sales tax & all other charges etc. complete as per direction of E.I.C. (Mode of measurement will be on book weight). 220 Supply at site/local store Sluice Valve as per relvant I.S. specification with latest amendments including cost of loading, carrying, unloading, stacking properly and sales tax & all other charges etc. complete as per direction of E.I.C. (a) 150 mm dia.(Ref W/O 1441/CD Dated-27/03/12) 221 (b) 250 mm dia.(Gear Operated) 222 Making flange joint to DI/CI pipes, specials and valves where necessary with supply of required rubber insertion and nut bolts, washers etc. of approved quality and type all complete as per specification and direction of EIC (Nut and bolts shall be of TATA/GKW rate).(a) 150 mm dia. 223 c) 250 mm dia. 224 Erecting, hoisting and fitting, fixing, laying and building in position C.I. flanged or socketted pipes with necessary specials like valves, bell-mouth with paddle collers etc. for delivery, overflow, inlet and washout pipe line etc. as shown in drawing as per direction including supplying fitting, fixing proper with M.S. clamps supports stages for all top as of pipes with painting of specials, pipes complete with two coats of black Japan over a coat of red oxide primer.(a) 150 mm dia. 225 c) 250 mm dia. 226 Earth work in excavation of trenches of adequate width having minimum depth to keep the top surface of pipe 1.0 m below of existing ground level in any kind of soil mixed with boulder, road sub-grade and its flanks, dewatering the trenches, preparing the bottom surface of continuous bedding of pipe line, fitting fixing valves, specials etc. in position, cutting of pipes as required etc. in position carriage of materials from local store to work site, filling up the trenches with excavated materials consolidating the same in layers, removing the surplus materials and plants as per specification and instruction of the E.I.C. (Pipes, valves, rubber joints will be supplied departmentally).For C.I.S.S. / C.I.D.F. / D.I. pipe suitable for the making rubber joint of different sizes. (a) 150 mm dia. 227 c) 250 mm dia. 228 Construction of masonry sluice valve chamber as per departmental drawing with brick work in cement mortar (6:1) including necessary earth work in excavation and back filling, cement concrete (8:4:1) with jhama khoa over single brick flat soling in foundation, 100 mm thick R.C.C. slab (4:2:1) with 1.20% reinforcment and necessary shuttering, plastering all inner and outer surface with sand and cement mortar 15 mm X 150 mm C.I. surface box embedded into the R.C.C. slab, overhauling the valves (if necessary) all complete includng cost of all materials and labour (Only valves with tail pieces will be supplied from local Departmental store). (a) For 250 mm dia. Sluice valve. 229 (b) For 150 mm dia. Sluice valve. 230 Making arrangement for water tightness test of R.C.C. overhead reservoir conforming to the provisions laid down in IS : 3370 (Part-I) 1965, by filling with water upto Top Water Level (TWL) as shown in the drawing and as per direction of E.I.C. including the arrangement of water, its carriage & lifting by necessary pipes, fittings and pumping machinery etc. all required for the purpose. 231 Disinfection & washing the tank and pipe connections including cleaning the inside of the tank etc. complete. 232 Filling the pipe line with water, testing hydraulically as per I.S 3114-1965 (Article-6) in section of a length not exceeding 500mtr. for head of pressure as per specification including supplying installing and fixing all equipments such as diesel pump set, blank flange, pressure gauge, valve, pressure pump and all other tools and plants including drilling topping and plugging of necessary holes to pipes, blocking ends providing temporary thrust block and subsequent blocking of holes and other jointing materials and dismantling and removal of the same including disposal of water etc. all complete as per specification and direction of EIC. The rate is inclusive of cost of requisite water to be arranged by the contractor (Recovery rate of water @ Rs.10.00/m3, if contractor used water from deptt. source).(a) 150 mm dia. 233 c) 250 mm dia. 234 Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting in residual chlorine not less than 15mg/ltrs. after 24hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source).(i) 150 mm dia. @ 0.146kg bleaching powder /m length of pipe. 235 (ii) 250 mm dia. @ 0.405 kg. bleaching powder / m length of pipe. 236 Supplying, laying, fiting, fixing and jointing of UPVC pipes conforming to IS:4985-2000 with latest revision and amendments, if any, with necessary UPVC/CI specials, CIDF sluice valves, as per relevant I.S. specification including labour charges for earth work in excavation in any kind of soil including mixed soil with boulder ,road sub-grade and its flanks but excluding moorum and laterite or sand stonehard arock including cutting of brick payment without damaging the existing telephone/electrical cable line etc.(in case of damage of any type of cable line during excavation, necessary damaged charges as applicable by the respaective authority will be borne by the agency in his own cost. Loading, unloading, carrying of pipes, specials, valves from the local store to work site and lowering laying of pipes specials valves carefully in trenches maintaining proper levels and alignment ,jointing the pipe and specials including supplying of good quality/approved brand solvent cement (as per IS:14182-1994 including cost of all fabricated PVC fitting i.e. tees,bend, reducers, adopter etc.as per IS:101-1988 and making flange joints including supplying required quantity of nuts, bolts and rubber insertion (CIDF sluice valves will be supplied by the department free of cost) as required at site by adopting suitable method so as to facilate the maintenance of pipe line locally as per conventional method including back filling the trenches with good earth obtained from excavation of trenches including consolidation with watering in layer not exceeding 150mm thk. with maintaining an average depth of cushion of 1.10mtr. from the top of pipe line including making interconnection with distribution pipes etc. all complete as per drawing direction and satisfaction of the E.I.C. N.B. i) Manufacturer’s test certificate for UPVC pipe & specials to be produced before laying of pipe line.ii) 3rd party inspection of UPVC pipe & specials to be done by CEPET or (India) SGS/NTH Kolkata or as per direction of EIC as per approved vender list.iii)No part payment at any stage on account of supply of materials shall be entertained. iv)Payment will be made on actual consumption of materials.v)UPVC pipes for the works to be supplied as per approved vendor list and as per direction & satisfaction of EIC. No pipes will be allowed beyond recommendated vendor list.vi)Submission of drawing of pipe line with statement of materials consumed between node to node points against each R.A. & final bill.if so.vii) Any deviation from required clear cover of 1.10mtr.due to site adverse condition, prior permission is to be obtained from EIC and payment for such work will be made on prorate basis over the rate of entire item.viii)All pipe connection shall be completed in all respect and as per directionof EIC. Decision of EIC in this respect is final & binding. In case of any deviation/or any left out pipe connections an amount of Rs.10,000.00 for each pipe connection will be realized/recovered from the bill.(A) Pressure Rating : Class - III (i) Laying of pipe line including cost of pipe only excluding cost of specials/fittings& valves.90mm (OD) 237 b) 110 mm (OD) 238 c) 125mm (Od) 239 d) 140 mm (OD) 240 e) 160 mm(OD) 241 Filling the pipe line with water, testing hydraulically as per I.S 3114-1965 (Article-6) in section of a length not exceeding 500mtr. for head of pressure as per specification including supplying installing and fixing all equipments such as diesel pump set, blank flange, pressure gauge, valve, pressure pump and all other tools and plants including drilling topping and plugging of necessary holes to pipes, blocking ends providing temporary thrust block and subsequent blocking of holes and other jointing materials and dismantling and removal of the same including disposal of water etc. all complete as per specification and direction of EIC. The rate is inclusive of cost of requisite water to be arranged by the contractor (Recovery rate of water @ Rs.10.00/m3, if contractor used water from deptt. source).B) For UPVC/HDPE Pipea)90 mm (OD) 242 b) 110 mm (OD) 243 c) 125mm (Od) 244 d) 140 mm (OD) 245 e) 160 mm(OD) 246 A) For CI/DI Pipeb)150 mm dia 247 c)200 mm dia 248 e)300 mm dia 249 Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting in residual chlorine not less than 15mg/ltrs. after 24hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source).B) For UPVC/HDPE Pipea)90 mm (OD) 250 b) 110 mm (OD) 251 c) 125mm (Od) 252 d) 140 mm (OD) 253 e) 160 mm(OD) 254 A) For CI/DI Pipeb)150 mm dia 255 c)200 mm dia 256 e)300 mm dia 257 Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc. including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with boulder, road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electric cable etc.(in case of damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will be borne by the agency in his own cost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any including carriage of pipes, specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as per specification and direction of EIC. The surplus materials after execution of work are to be return to the deptt. store.N.B: i) Any deviation from required clear cover of 1.10mtr., due to site adverse condition, prior permission is to be obtained from the EIC in exceptional situation and payment will be made on prorate basis over the rate of entire itemii) No payment will be made without hydraulic test of the pipe line either part or fulliii) The pipes, specials and valves , rubber gasket will be supplied deptt. free of cost.b) 150 mm dia. 258 c) 200 mm dia. 259 e) 300 mm dia. 260 Making rubber gasket joint to CI/DI pipes maintaining proper alignment level etc. by mechanical arrangement with or without using mobile cranes where necessary and with help of all other equipments tools and tackles etc. as required providing lubricants of approved quality and direction of EIC. (rubber gasket will be supplied deptt. free of cost)b) 150 mm dia. 261 c) 200 mm dia. 262 e) 250 mm dia. 263 Construction of different dia Sluice valve /Air valve /Washout chamber in different sizes for village road where light traffic run and for main road where heavy traffic run as deptt.approved drawing with 25cm thick brick work (1:6) over cement concrete (4:2:1) over a single B/F soling over150mm.thick sand filling in foundation including earth work in excavation and disposal of excess earth from work site with RCC (1:1.5:3) cover slab 100mm / 150mm thick slab on top of chamber with 1% reinforcement in RCC cover slab with necessary opening for operation of valve all complete including cost of labour & materials as per Departmental Dwg. [Reinforcement type:- Other manufactuerers not specified]i) 80 mm to 150 mm dia pipe 264 i) 200 mm dia pipe 265 Bituminous pucca road (approx. 450mm depth) cutting by using gaiti, chisel, hammer etc. and picking uip the withdrawing excavated materials and remove the same within distance of 30mtr. at least all complete for fixing/crossing all dia of pipe line as per direction of EIC. 266 Making barricading of excavation trenches of road width upto 15mtr. to avoid any accident by providing 75mm dia bamboo post placed vertically & horizontally with the help of 6”size iron rail as per direction and satisfaction of EIC. (Applicable where critical situation arise and take up the work as per direction of EIC) 267 Labour for horizontal boring under pucca road etc…………....for laying of pipe.i) up to 150 mm dia. (CI/DI/AC/GI)/180 mm O.D UPVC & HDPE 268 Making village roadcrossing (Average 3 m width)by horizontal Augor boring for accmodation of laying of average 3 (Three) Nos 15 mm dia GI pipe for FHTC or as per direction of EIC. 269 Ordinary Cement concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement,if any, in ground floor as per relevant IS codes. (b) River bazree 270 Bamboo pile walling made of 65 mm to 75 mm dia. Bamboo (in single line) driven about half length into the ground at very close spacing side by side including necessary bamboo stays ties runners etc and lining the exposed portion with sheets made form cutdrums fitted and fixed complete as per direction. 271 Supply and delivery of CIDF sluice valve (Special type) PW-1.00 of different dia make with CI double flanged non rusting spindle sluice valves conforming to IS 14846 -2000 with latest emended having body dome/bonnet and cover of C.I.Gr-F.G 210mtr. spindle of IS-6603 G.R- 12/Gr-13 non-magnetic, nuts seat rings are of Gunonetal as per IS:318 LTB-2 flanges and drilled to IS:1538 Part IV & VI valves are suitable for max. working pressure of 10kg/cm2(seat test) and body tested to 15kg/cm2. N.B: The above item should be procured from the reputed manufactures as per deptt. approved vender list150 mm dia 272 200 mm dia
