Tender for Repairing and Renovation of Baro Sakdol-II Govt. Owned and Operated DTW by Installation of New Water Transmission System at Mouza-Bara Shakdal, Block-Dinhata-II in the District of Coochbehar under the Executive Engineer (AI) Coochbehar (AI) Division under Core-Sector Program for the Financial Year 2025-26. Object ID-130943 (GO2526039686WI dtd- 06.11.2025). Project Id: WI252643465S000-- 1 Part-A: Internal Wiring: 2 Supplying and fixing Sheet steel Main Switches on angle iron frame on wall. 415V TPN with fuse on L&N. For 60/63 Amp. Main Switch Havels. 3 Fixing only starter (for motor control) on flat angle iron frame on wall. For star delta starter 15 HP to 25 HP. 4 Fixing only Voltmeter/Ammeter/Energy meter with screws & other fixing materials including making necessary holes and connections. a) Ammeter. 5 b) Voltmeter. 6 Meter loop connection with 1.1 K.v. Gr. 3½ core 14 core 10 Sqmm to 50 Sq mm. p.v.C./ XLPE insulated & sheathed and armoured Aluminium/Copper Cable from Meter to incomming TPN Main Switch 1Terminal. b) For HDTW/MDTW/MINI RLI Scheme. 7 Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: (a) By ISI-Medium GI pipe. 8 Supplying and fixing earth busbar of galavanised( Hot Dip) M.S Flat 25 mm x 6 mm on wall having clearence of 6 mm from wall including providing drilled holes on busbar complete with G.I. bolts, nuts, washers , spacing insulators etc. as required. 9 Connecting the equipments to earth busbar including S&F G.I (Hot Dip)wire no 8 SWG on wall / floor with stapples buried inside floor / wall as required and making conection to equipments with bolts , nuts, washers, cables logs etc. as required and mending good all the damages. 10 Supplying and fixing Sheet steel Main Switches on flat iron frame on wall240V DP with fuse on L&N. For 15/16 Amp. Main Switch Havels. 11 Supplying and Drawing 1.1 KV single core stranded FR PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required. e) 2x36/0.3 (2.5 sqmm) + 1x22/0.3 (1.5 sqmm) as ECC. 12 Supplying and fixing polythene pipe complete with fittings as necy. under ceiling/beam, bound with 22 SWG GI binding wire incl. supplying and drawing 1x18 SWG GI Wire as fish wire inside the pipes and fittings and providing 50 mm dia disc of MS sheet (20 SWG) having colour paint at one face fastened at the load point end of the polythene pipe with fish wire (synchronizing with roof/beam casting work of building construction). (c) 25mm dia 3mm thick Polythene Pipe. 13 Supply & Fixing angular batten holder (Anchor) on 75mm dia PVC round block / round bakelite on wall/ceiling. 14 Supplying & Fixing bulk head light fitting (Havells make) with die cast aluminium housing & frosted glass on wall/ceiling incl. S&F 8watt CFL / 100 watts GLS lamp complete set. 15 Supplying , fitting and fixing350X250X25 mm size wooden planks on wall (for fitted and fixied of electrical equipment as necessary on the planks) complete as per direction of EIC. 16 Distribution wiring in 1.1 KV grade 2 x 22 /0.3 (1.5 sq m) single core stranded FR PVC insulated and unsheathed copper wire (Brand approved by EIC) in suitable size PVC casing - capping (Precision make) with1 x 22 /0.3 (1.5 sq m) single core stranded FR PVC insulated & unsheathed copper wire for ECC, includingnecessary PVC clips, fittings etc. to light/fan/call bell point with piano key type switch (Anchor make) fixed on sheet steel fabricated switch board with Perspex/bakelite top cover on wall including necessary connectionsand making earthing attachment and mending good damages to building works [PVC casing-capping and Switch board both on surface] d) Average run 5 mtr. 17 Finishing the end of XLPE/PVC armoured cable by crimping method including supplying & fixing soldering socket, tapes, anti corrosive pastes & jointing materials. 18 Supplying & fittingE.I. danger board on wall 20 mm × 30 cm( 8x 12). 19 Charge for joining water proof cable with required water proof insulation and proper jointing compound including supplying other related materials complete. 20 Instalation of submersible electro motor pumping set of following capacities by using necessary requisite, tools and plants by lowering the same within the tubewell housing pipe upto the following depth as per direction by fitting, fixing column pipes and other accessories, fixtures with necessary nuts, bolts and washers and suspending the entire assembly of pump set vertically by fixing the same supported by M.S. clamps over the top of housing pipe, binding the motor cable with each column pipes and drawing cable upto pump controller/starter point including opening out of the top cap of housing pipe of the tubewell and testing of motor both in loading as well as in unloaded condition before and after installation of the same. (The rate is inclusive of hiring charges of tools & plants.) (a)100/150/200 m3 her hour capacity electro motorset. (ii) Length of pump assembly of any length exceeding 18 m. 21 Add 10 % extra for Coochbehar on PWD Schudled Items 22 Part-B: Supply of work of materials of Water Transmission System: 23 200 mm dia P.V.C. Pipe(Class-I) as per IS 4985, grey coloured,length of 6 mts with tolerance of +10mm and -Omm with both ends plain. 24 140 mm dia P.V.C. Pipe(Class-I) as per IS 4985 ,grey coloured,length of 6 mts with tolerance of +10mm and -Omm with both ends plain. 25 140 mm dia P.V.C. Pipe(Class-II) as per IS 4985 ,grey coloured,length of 6 mts with tolerance of +10mm and -Omm with both ends plain. 26 200X200X200 mm dia P.V.C. (Class - II)Equal Tee with free solvent cement. 27 140X140X140 mm dia P.V.C. (Class - II)Equal Tee with free solvent cement. 28 160 mm diaF.T.P. (Class - II) as per IS 4985/2000 with metallic flange. 29 140 mm diaF.T.P. (Class - II) as per IS 4985/2000 with metallic flange. 30 160 X 140 mmP.V.C. straight Reducer (Class-II) as per IS 4985/2000. 31 200 X 160 mmP.V.C. straight Reducer (Class-II) as per IS 4985/2000. 32 200 mm dia60º P.V.C. Bend (Class -II) as per IS IS 4985/2000. 33 140 mm dia60º P.V.C. Bend (Class -II) as per IS IS 4985/2000. 34 140 mm dia90º P.V.C. Bend (Class -II) as per IS IS 4985/2000. 35 200 mm dia PVC end cap (Class -II) as per IS 4985/2000. 36 140 mm dia PVC end cap (Class -II) as per IS 4985/2000. 37 200 mm dia P.V.C. Coupler(Class -II) as per IS 4985/2000. 38 140 mm dia P.V.C.Coupler(Class -II) as per IS 4985/2000. 39 Extra Solvent Cement(Heavy bodied)as per IS 14182/1994 with latest amendments. 40 Galv. MS flanged pipe, ISI Marked IS :- 1239, Galv. -IS 4736. 150 mm dia (4.8mm). 41 GI. Quadruped Set and Inlet & Outlet Pipe Fittings as per drawing. 42 Foundation bolt for Distribution chambers (Quadruped & Tripod sets) manufactured from 20 mm nominal diameter MS Rod as per IS - 2062/1992. Total length of the bolt is 450 ± 10 mm having welded head 80 ± 10 mm in length & 20 mm in nominal diameter witj nut &2 nos washer (As per Annexure - E) . The average weight of such bolts to be1.1 kg per bolt with tolerence in weight of each bolt @ ± 10 %.(Rate approved by SE(A-I), Raiganj(A-I) Circle under RIDF-XXVI Programme). 43 500 mm diaCompressed Asbestos Fibre jointing made from 5 mm thick red jointing sheet as per IS 2712 / 1998 grade W/3 FYSAX AMJ 321. Gasket for raised surface of MS Flange as per IS 6392/71.(Table 5) (Rate approved by SE(A-M), Siliguri (A-M) Circle under Core Sector 2021-22 ). 44 150 mm nominal dia (PD) ISI marked Sluice valves pressure designation P.N. 1.6 with hand wheel for water works purpose, CI flanged type conforming to IS: 14846/2000 with amended no.1 & 2 . 45 150 mm CI alfa Alfa valve (Flanged type C) with hand wheel. 46 Rubber insertion5 mm thick with proper reinforcement 2 PLY conforming to IS 638 / 79 with ISI marked with latest amendments suitable for raised surface of MS flange as per IS 6392/71 (Table - 5,11& 17)red jointing sheet as per IS 2712 / 1998 grade W/3 FYSAX AMJ 321. Gasket for raised surface of MS Flange as per IS 6392/71.( Table - 5,11 & 17). 150mm.dia( Table -17). 47 200mm.dia( Table-5). 48 MS hexagonal head bolts & Nuts bearing IS - 1363 (Part -I) / 1992 of product Grade - C with latest amendments for bolts & IS 1363 (part - 3) / 1992 of product grade - C with latest amendments for nuts properties / class for bolts - 4.6 & for nut - 4.5. Both bolts & nuts are to be duly ISI certification marked. M.16x65 mm. 49 5M.16x50 mm. 50 M. 20x80 mm. 51 M. 20x100 mm 52 M 16x80 mm 53 Part-C: Construction of new of Water Transmission System: 54 Earth work in excavation of field trenches as per designed section & allignment for laying of pipe lines (PVC, RCC, ACP etc) upto a depth of 1500 mm in all sorts of soils including removing spreading or stacking extra earth as directed. The item includes necessary trimming of sides trenches, levelling, dressing and ramming the bottom as required complete. 55 Laying of PVC pipes of different diameters within field trenches in curve/ straight line including using UPVC fittings, Viz. Horizontal and Vertical Bends, riser pipes, Tee Reducer etc.and making leak proof joints with couplers after roghening the surface with wire brush and emery paper and applying solvent cement (The rate is inclusive of transport of pipesfittigs and solvent cement to be supplied by deptt.) all complete asper direction of Engineer-In- charge. 200 mm pipe laying. 56 140 mm pipe laying. 57 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. 58 (A) Filling in foundation or plinth by silver sand in layer not exceeding 150 mm as directed and consolidating the same by through saturation with water ramming complete including the cost of supply of sand. ( Payment to be made on measurement of finished quantity). 59 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. 60 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 and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor). (a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charge. 61 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) Tor steel/Mild Steel. II) JSW/JSPL/SHYAM/SRMB/BMASL/ELECROSTEEL/SSL. 62 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]. (ii) With 1:4 cement mortar.(b) 15 mm thick plaster. 63 Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. 64 Earth work in filling in trenches after laying pipelines(PVC, RCC, ACP etc) with good earth obtained from excavation of field trenches in layers not exceeding 225 mm, including watering & ramming etc. Layer by Layer complete. (Payment will be made on the basis of measurement of finished quantity of work). 65 Erection, fitting, fixing of set of M S Quadruped inlet and outlet pipe fittings for HDTW I MIDI RLI Scheme.(Rate inclusive of transportation from departmental store to work site). 66 Labour charges for fitting and fixing 150 mm. dia Alfa Alfa valve with 160 mm. dia ciass-ll U. P.V.C riser pipe with the help of flanged P.V.C tail piece by joining the P.V.C end of Tail piece and riser pipe with coupler and flanged end of tail piece and alfa alfa valve with rubber insertion , nuts and bolts etc. complete. 67 Labour Charges forfitting, fixing and laying, where necessary of following M.S / G.I. / E.R.W. pipes and accessories (to be supplied departmentally) including transportation of the same cutting, threading, jointing and making leak-proof threaded / flanged joint at site, by using socket / rubber insertion, nuts and bolts etc. maintaining proper alignment and level - all complete - as per direction of Engineer-in-Charge . 68 Testing of pipe line system against leakage by filling the distribution chamber with water and supplying water through the entire pipe line net work for atleast4 (Four) hours including hiring and transport of suitable generstor , pump , tools and plants, fuel and lubricants and installation of the pump connecting the same with pipe line network making necessary electrical connection and dismantling all these after completion of test all complete as per direction of Engineer -In -Charge. ii) For HDTW. 69 Labour charges for fitting, fixing (150 x 200) mm dia M S expanderwith 200 mm dia UPVC pipe with the help of FTP(flanged tail piece) by joining the PVC end of the tail piece and 200 mm dia UPVC pipe with coupler and flanged end of tail piece and expander with rubber insertion, nuts and bolts etc complete.(Rate inclusive of transportation from departmental store to work site). 70 3 %for extra carriage. 71 Part-D: Installation of sign board: 72 Supplying 1.5 mm (16 SWG) M.S. sheet fitted and fixed on one or both faces of M.S. bar etc. with point welding not more than 150 mm apart complete in all respect and including cost of labour and materials as per direction of Engineer-in-Charge. 73 Supplying, fitting & fixing of M.S. angle (Size: 45 mm x 45 mm × 6 mm) including gas cutting etc. 74 Supplying, fitting & fixing of M.S. flat bar 40 mm x 6 mm for straightening the B.R.C. net / Frame with Sheet including gas cutting etc. 75 Weldingin M.S. structural work with gas or electric (a) Continous Weld. 76 Priming one coat on timber, plastered or on steel or other metal surface with synthetic enamel / oil bound primer of approved quality including smoothening surfaces by sand papering etc. On steel surface. 77 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 if necessary. On steel surface. a) With other than hogh gloss of approved quality, Two coats (with any shade except white). 78 Earth work in excavation of foundation trenches or drains in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing,spreading or stacking the spoils within a lead of 75m.as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. Depth of excavation not exceeding 1500 mm. 79 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(N.B. Variety). 80 Hire and labour charge for shuttering with centreing and necessary staging upto 4 m. using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, columns, lintels curved or staight including fitting fixing and striking out after complection of works. (upto roof of ground floor). a) 25mm to 30mm shuttering wooden shuttering upto roof of Ground floor. 81 Supplyand installation of Flex over the MS Sheet as per the approved signage as per direction of E.I.C. (2 m x 1 m size). 82 Supply of extra Flex (Size-2 m x 1 m). 83 Local transport/loading/unloading 84 Erection & alignment (2 workers × 1 day). 85 GST @18% (from 1.01 to 1.20, 3.01 to 3.17 and 4.01 to 4.13) 86 Cess @ 1% (from 1.01 to 1.20, 3.01 to 3.17 and 4.01 to 4.13)
