Kolkata Metropolitan Development Authority-KMDA has published Supply, Delivery And Installation Of New 20 Hp Sub. P/M Set And Laying Of 3.5 Core Armored Cable And New Auto Manual Control Panel And Related Elctro Mechanical Works In Replaced Dtw At Nilkuthi Pump House Under Rishra Faws-I Scheme. Submission Date for this Tender is 26-06-2023. Control Panel Tenders in Hooghly West Bengal. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 15-Jun-2023 | 1st Corrigendum | Date | 26-06-2023 |
| Sl. No. | Item Description |
| 1 | S & D at site/store of Sub pumping machineries Set directly coupled with 3 ph 400 V (+-10%), 50 Hz AC, RPM-2900wet winding type Sub Motor having Cr. Steel impeller and SS Shaft, Capacity 110-50 m3/hr., Head range-40-60 m(nominal head 50 m), P-20 HPand delivery size 100-125mm. as per direction of EIC. |
| 2 | S&D of 125 mm dia heavy duty PVC column pipe length-10" (3.1 m). Mk-Ashirbad/C.R.I./Raksha. |
| 3 | S & D of 125 mm dia / 150 mm dia (5"/6") standard duty PVC/MS Adoptor.Mk-Ashirbad/C.R.I./Raksha. |
| 4 | Supply, Delivery & Installation of 415 V, 3 Phase, 50 hz Auto-manual 20 KW Star-Delta starter Control Panel for Submersible pumpmotor Set. (as per enclosed details specification) Mk- Sellwin/Electromech/ AC Power/Equivalent as per direction of EIC. |
| 5 | S & D of Sub. Copper cable of 3 core 6 sq mm 1100 V grade. Mk-Finolex. |
| 6 | C.I sluice valve with flanged ends drilled to as per I.S. 1358/62 and having all cast iron components as per I.S. 780/71 solid forged bronze inside screw spindle having ultimate tensile strength not less than 4.72 MT per sq. cm. Spindle nut valve and seat faces of hard wear resisting, manufactured from best quality gun metal conforming to I.S. 780/71, painted black all over with asphalt base paint tested to 21 kg (hydraulic pressure) per sq. cm., valve opening to anticlockwise direction, fitted and fixed completed. size-150 mm. Mk-IVC/Sree Durga/Fluid Tech/Sigma flow. |
| 7 | CI doble flange type NRV face to face IS 5312 hinge pin SS 410 driling IS 1538 pressure rating PN 1.0 Mk-IVC/Sree Durga/Fluid Tech/Sigma flow. |
| 8 | Supply of all types of CI specials viz bend, tee, tapper, tail piece, collers, bell mouth, with puddle collar etc as per specification. CI plain end IS 5531. |
| 9 | a) D & F 150 mm dia 90 bend |
| 10 | b) All end flanged 150 x 150 x 150 CI T -Piece |
| 11 | Supply, Delivery at site 1.1 KV grade Al rmoured cable of size 3.1/2 core 35 sq mm confirming to 1554/7098(PT) 1988 Mk-Havel or equivalent. |
| 12 | Supply of Pump- motor protective device cage type ( galv.iron) cpmprisingof wire rope clamp etcas per direction ofEic . |
| 13 | S & F of safety clamp for the P/M Set 6 mm x 40 mm section. |
| 14 | Replacement by S & F of pressure gauge of range 0-200 sq in with cock. |
| 15 | Split type M.S fabricated suitable tube well cover for the tube well non-sign with necessary damping arrangement including holes for column pipe, air pipe & cable entry. |
| 16 | Replacement by S & F of protecting device comprising of wire rope clamps etc. |
| 17 | Flange joint to CI/DI/MS pipes and specials incl supply of rubber gasket, nuts,bolts,washers etc of quality to make the joint water tight as reqd hydraulic pressure and direction of EIC. |
| 18 | Installation of pumping machinery with valves, pipe & pipe specials short piece, depth gauge, pressure gauge including hoisting of column pipe, making all electrical and water line inter-connection complete as per direction including supply of necessary materials as reqd. for the work( Including Transportation Cost). |
| 19 | Supplying and fixing sheet metal main switch on angle iron frame on wall 100/125 amp 415V TPN with fuse on L & N Make-Havells/Flora |
| 20 | Supplying and fixing sheet metal main switch onflat iron frame on wall 15/16 amp 240V DP with fuse on L & N Make-Havells/Flora |
| 21 | Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture proof entry of XLPE/PVC cable for 3 1/2 core upto 35 sq mm. |
| 22 | Finishing end of XLPE/PVC armoured cables by crimping method incl. Supplying fixing solderless socket(dowels make), tapes, anti corrosive paste & jointing materials 35 sq mm 3.1/2 core. |
| 23 | Laying of two cables upto 35 sq mm in underground trench in single tire formation (horizontal) the trench size 680 mmx 760 mm average depth, with brick protection on the top of the each cable with 8 (eight) nos per mtr and 4(four) nos bricks per mtr as separator between the bricks and cables and also trench to be filled up with shifted soil, levelling up and restoring surface duly rammed. |
| 24 | Laying of cable upto 3/3.5 core 35 sq mm - 50 sq mm on wall/surface incl. S&F MS saddle with earthing attachment in 2x10 SWG GI (hot dip) wire making holes etc. as necessary mending good damages and painting. |
| 25 | Supply of fabricated MS Kiosk made from 16 SWG MS Angle (18"",16"",8"") incl. Providing Al busbar of 60 A rating for main supply transmission with proper stamping and to be fixed on pedestal as per direction of EIC. |
| 26 | Earthing with 50 mm dia ISI Medium GIpipe 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 By and restoring surface duly rammed as below (ISI Medium, for soft soil) . |
| 27 | Withdrawing the Sub P/M Set (upto 25 HP) alongwith column pipe from the well after disconnecting the all accessories for necessary testing/checking/repairing purpose |
| 28 | Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size No. 4 SWG on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages. |
| 29 | Added:- @ 18% as GST |
| 30 | Added:- @ 1% as labour cess |
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