tender for Belrayan Fabrication And Erection Work In Mill House, Boiler House And Power House For The Year 2024-25, mill house works Cutting out the melted or worn out runners of the first can carrier, auxiliary carrier, mini can carrier, secondary rank carrier and intermediate carrier and replacing them with new ones, welding them and giving them trials. Cutting out the damaged and corroded base in the first cane carrier, second cane carrier and intermediate bank carrier and fitting it with a new razor base in its place and giving it trial. Cutting out the neck suit of the fiberizer and fitting it using the given 8/10 mm plate. To remove the side plate and top plate of the chopper/cutter/pre-chopper and fiberizer which are worn out or worn out and fit a 10/12 mm plate in its place and give it a trial. Cutting out the side plates which are melted or worn out in the main can carrier and replacing them with M/S plates given by the mill, welding them and giving trials. Making new rank for bank career as per sample. Replacement of I-beam runner on both sides of Cane Carrier, Mini Cane Carrier, Auxiliary Cane Carrier, SRC and IA) RAC with new ones on which the mat/chain runs. Replacement of gully/weak pipe of Bagasilo by making new one with the plate provided by the mill. Replacement of sore/weak beam of molasses/water bending scale and making enclosure box from rods. By removing angle/channel from old scale. Replacement of worn out razor sideplates and razor base of Donnelly suit. according to sample Making a platform where the bridge motor and reduction gear are installed in unloader no. 2 and 3, so that the fitters can work there. Drop the bangas in IRA)C) by rotating the current juice screen and give a satisfactory trial. Installing new metallon pads in place of cut and cut runners/metallon pads in the secondary rank carrier/intermediate rank carrier at the mill, doing alignment and giving trials. The rail or square bar that has been cut in the bridge and trolley of the can unloader should be replaced with a new square bar of 40 by 40 mm and 50 mm by 50 mm, and its alignment and trial should be done and after putting the packing, leveling the line as per the instructions and giving it a trial. Making and installing the juice ring of the roller of the mill. The holes of the attachment links used for tying the ranks in the 300 mm pitch block type chain links of S.R.C.I.R.C. were increased. Attachments which have become weak should be cut out and removed and attachment links should be prepared as per sample from 16/20 mm thick new MS plate, drilling holes, baling with links and giving trial. Making bagasilo fan as per old sample and giving satisfactory trial. Cutting and removing the shell of the pusher roller of the fibroiser which has become weak, preparing the shell from the new plate provided and fitting it in place, installing ribs, doing the necessary hard facing and giving two or three coats of balding to the shell and giving a satisfactory trial. The side plate of the humidifier hood has become weak due to wear and has spread, remove them by cutting them and make the side plate of the hood from 10/12 mm (mm) thick MS plate as per the old method and install it in place and do double coat balding from inside and outside and sanding as per requirement. And to repair the gap that has developed till the pusher roller. Take out the pieces of sugarcane coming out from the inlet and outlet of the cane chopper/labeler in the cane carrier. To prevent spreading, install a 1.0 m x 0.50 m length deflector plate in the hood of the chopper/labeler by supporting it on a hinge and give a satisfactory trial. To give a trial by replacing the broken/broken chain guide of the secondary rank carrier with a new guide. Cutting out the melted discharge suit of secondary rank carriers and mills and replacing it by making a suit from 6/8 mm thick new/old plate and fitting it with 3 mm SS plate. Cutting and removing the weak/gully half round plate on the tail of SRC/IARC chains, preparing 12 mm MSA plate as per the sample and fitting it at its place and placing a laser of 3 mm thickness SS plate on top of it and doing proper welding. Leakproofing and giving satisfactory trial. The plate of juice screen installed at Mill No. 1 and 2, which has melted or got damaged, should be replaced with the plate provided, leak proof bundling and trial. Make a new suit on the drive and driven side of the auxiliary can carrier and fit it in place by fitting it with a rubber belt. Complete repair work of the old rakes installed in the SRC/IARA CA mill. Making new discharge suits installed in the mill which are melted/worn out from 16 mm MS plate provided and giving satisfactory trial. 2 pieces of Bangas Silo Foam installed in the Mill which have melted/worn out. Making new fans from provided MS plate and giving satisfaction trial. The 3 mm SS plate fixed on the MS plate at the bottom of SRC and IRA CA has melted/worn out. Installing 3 mm SS plate over the provided MS plate and giving satisfactory trial. To repair the 10 SS pipes and 8 MS juice pipes installed in the mill which are leaking at various places or to install the pipes provided and give satisfactory trials. The receiving tank of the rotary juice screen installed in the mill is corroded/worn out. Making jaya from the plate provided and giving a satisfactory trial. Making ring disc for main can carrier, mini can carrier and auxiliary sprocket from 10/12 mm (mm) thick plate. Repair of cane carrier, mini cane carrier and accessories and neck/head support column on mill. Patching work. Removing the neck column/beam (on which the IA beam is fixed along with razor) of Mann Cane Carrier, Mini Cane Carrier and Auxiliary Cane Carrier and making a new column/beam from the given MS channel/I beam and fitting it in place. Work. In each column of Cane Carrier, Mini Cane Carrier and Auxiliary Cane Carrier (on both sides of the mat running on the Adler below), a piece of 8/10 mm MS plate (200 mm by 200 mm) should be bent and welded to prevent the mat from hitting any column. Dont get trapped. Cutting and removing the melted columns on both sides of the non-drive sprocket of S.R.C.I.R.C. and installing new columns from the given channel at their respective places. SRC/IA) RA) Cutting and removing the channels/beams that are stuck to the bed of the motor and reduction gear box located on the drive side of CA and installing and welding the given channels/beams in place. Making a complete new pressure chute located between GRPF and Mill No. 1 (made from 30 mm MS plate and placing 8 mm MS plate on top of it) as per the sample and drawing given. The work of cutting and removing the 300 mm channel installed in the lower part of the rail beam of the Can Unloader Bridge (on which the bridge runs) has melted and installing the given channel in place, strengthening it and doing complete welding. The base (main foundation) of the truck tripler platform which is made of 300 mm M.I. beam has melted and has become tender. Remove it and make a new base from the given IA beam and fit it in place and give a satisfactory trial. (Note- To replace this base, the platform and hydraulic cylinder will have to be removed and after the Jaya base is made, the platform and hydraulic cylinder will have to be fitted again in place) The screw conveyor which is installed to take the waste from the juice screen to IRC No. 1, should be made new from the given SS pipe/SS plate, welded and given satisfactory trial. The work of replacing the weakened part of the screw conveyor installed to take the bangas coming out of the juice screen to IRC No. 1. boiler house functions Dismantle and repair the chain guide fitted on all types of bagasse carriers and reinstall it/give satisfactory trial. Cutting and removing the damaged side plate of all types of Bangas carriers and giving satisfactory trial by fitting the side plate with the 6 mm plate provided by the mill. Removing the worn, cut and old runners from all types of bagasse carriers and giving a satisfactory trial by attaching a new runner (65 x 10 mm) available from the mill to the line string and attaching it to the base box. To give satisfactory trials as per the pattern to broken and old rakes of all types of bagasse carriers. Cutting the neck and damaged top (top and bottom) of all types of carriers and making them from 08 mm plate available by the mill and giving satisfactory trial. Straightening the mesh frame of the Banga silo and removing the torn mesh and replacing it with a mesh with void holes made of furforate (05mm) M0/03mm) available from the mill and giving a satisfactory trial. Making and installing suction delivery damper of IADA fan of boiler no. 01, 02, 03, 04 and 05. Making and completing satisfactory work of all boilers from boiler suction ducting to ID fan inlet suction ducting and from FDA fan to air heater and from air heater duct to boiler FD duct. Making and installing sliding doors as per requirement on old bagasse carrier and new bagasse carrier. Creating new ranks as per the old racks for old Bangas Carrier, old Cross Carrier and new Cross Carrier and repairing the old racks. Removing damaged and melted tubes of boiler air heater of 20 ton/hr capacity and expanding it by installing new/old tubes provided and giving satisfactory leak proof trial. Removing damaged and melted tubes of 30 ton/hr capacity boiler air heater and expanding it by installing new/old tubes provided and giving satisfactory leak proof trial. Removing damaged and melted tubes of 40 ton/hr capacity boiler air heater and expanding it by installing new/old tubes provided and giving satisfactory leak proof trial. Making and installing the gully/cut side plate to be fitted in the side walls of 40 ton boilers as per the instructions and giving leakproof trial. Changing the side/roof plates by changing the angle structure of the side walls. Removing the sore/defective dampers installed in the economizer/airheater of old 20/30/40 ton boilers and installing them as per the sample from new/old plates and giving satisfactory trials. Removing the neck/defective man hole of air heater/economizer/flue gas ducting of old/new boilers and installing new one as per the old one, giving satisfactory trial. Cutting down, repairing and straightening the bent/bent beams of 300 mm x 150 mm size due to damage of boiler no. 4 and 5, 40 ton capacity, 45 kg cm2 pressure. To fit back into place. Cutting and removing the crooked 250 x 150 mm size beams installed on the roof of boilers No. 1, 2 and 3 of 20 ton, 20 ton and 30 ton capacity boilers respectively and repairing/straightening them or making new ones and installing them in place. 20 ton boiler beam Cutting out the neck parts of the casing of ID/FD fans of beam boilers of 30 ton boiler, making them from available 108 mm plate, fitting them in place and giving tiles. 20 Ton ID Fan Casing 30 Ton ID Fan Casing 40 Ton ID Fan Casing Casing of FD fan of 20 ton boiler Delivery of FD fans of Boiler No. 4 and 5, removal of broken/torn ducting and throat dampers and installation of new ducting/dampers as before and giving successful trial. Ducting replacement work. Damper replacement work. Strengthening the broken parts of the bed (RG box and motor) and the broken parts of the column of the drive structure of all types of bagasse carriers with MM plate/channel/beam/angle as per the instructions and giving satisfactory trials by aligning them. For fitting of internals of steam drum of 30 tonne capacity boiler no. 3, frame of MS plate is fabricated as per sample, wire netting etc. is fitted over it as per drawing, tying it to the drum and fitting the feed pipe around it. Cutting and removing the weak/weak parts of the square ducting used for providing air input to the FD fan in the furnaces of Boiler No. 1 and 2 of 20 ton capacity, preparing the ducting as per the sample from new/old 08 mm MS plate, fitting it in place and doing leakproof welding. Cutting and removing the 6/8 sized sore/weak pipes of secondary air which bring ash from the rear end ash suites of boiler no. 4 and 5 into the combustion chamber of the boiler under the pressure of secondary air and replacing them with new SS pipes. Installation as per sample and giving leakproof trial. Removing the MS plate from the melted and defective door frame on boiler no. 4 and 5 and making a satisfactory frame from new 25 mm MS plate and giving it trial. Making mesh from MS plate given for internal fitting of steam drum of boiler number 1 and 2 of 20 ton capacity and tying it to the steam drum. Opening the casing of the old ID fan of 40 ton capacity Boiler No. 4 and 5, taking out the new ID fan given in its place from the truck, assembling it and installing it at its place and giving a satisfactory trial by making the relevant connections. Taking out the damaged/old ID fans of boiler number 4 and 5 of 40 tonne capacity, repairing them and reinstalling them at the same place and giving satisfactory trial of the related connections. Opening the casing of the old ID fan of boiler no. 1, 2 and 3 of 20 ton/20 ton/30 ton capacity respectively, taking out the new ID fan given in its place from the truck, assembling it and installing it at its place and related Satisfying connection To give trial. Taking out the damaged/old ID fans of Boiler No. 1, 2 and 3 of 20 ton/20 ton/30 ton capacity respectively, repairing them and reinstalling them in place and related connections. To give a satisfactory trial. Transfer of 30 ton and 40 ton capacity boiler no. 3, 4 and 5 from bagasse carrier to the boilers. Cutting out the gully plates of the existing bagas suit and making/repairing the new bagas suit from the MS plate (6 mm) given in its place. Make a new suit for bagasse belt conveyor and discharge as per the instructions and install it at the specified place. Making new ranks of pipe and figure type designs for main bagasse carrier and giving trials. Work related to wet skewers of steam boilers. (a) Installing the Venturi top plate by making a new one from the provided 06/08 mm plate. (b) The work of patching the weak/corroded part of the cell of venturi/wet square. (c) Re-installing the nose pipe arrangement of wet skewer and venturi and giving a satisfactory trial by installing the inner neck/weak cross/support. Cutting out the runner base from all the bagasse carriers and replacing it with a new angle/channel base and welding it. Bagasillo Blower/D.M. Making a new fan for the plant blower and removing the old one and putting it in the scrap yard. ID/FD of boiler. Fen Repair: Cutting out and removing a worn expansionary joint in gas ducting and refitting a new expansionary joint. Two pieces of 20 ton capacity, 01 piece of 30 ton capacity, ID fan outlet flue gas ducting installed on the boiler and flue gas ducting up to the wet screw venturi to be made satisfactory as per the instructions. The water spray system of wet screwer of Boiler No. 0-4 and 05, which is weak and weak, is made 8 mm. Making a new one using plate and one and a half inch pipe and giving a satisfactory trial. Replacement of broken/torn mesh of ash clarification tank and giving satisfactory trial. Cutting out the weak/weak sprocket casing of the new old bagasse carrier and 0.mm. Making a new casing from thick plate and installing it and giving a satisfactory trial. Taking down the gully/weak bagasil pipe and 2/3 mm. Making Bagasil pipe from clay plate, fitting it at the place and giving satisfactory trial. Replacement of boiler throat blow-down pipe light structure work Header of feed pump to 3 inch dia seamless (SC-40) pipe line supplied by the mill. Take it to Boiler No. 3 and connect it and give a satisfactory trial by installing the valves as per the standard. (hot water feed line) Installing tube feed pump along with pipeline and valve on old boiler and providing satisfactory trial. Approximately 800 mm distance from the bagasse dryer fan to the discharge suit of Mill No. 4. Bringing dia pipe line and making hopper in discharge suit as per instructions and giving satisfactory trial and leakproofing the fan casing. Belt Conveyor No. 1 Structure, Platform, Motor and RG. Making the bed of the box and aligning it with a cylinder and giving a satisfactory trial. Belt Conveyor No. 2 Structure, Platform, Motor and R.G. Making the bed of the box and aligning it with a cylinder and giving a satisfactory trial. Belt Conveyor No. 3 Structure, Platform, Motor and RG. Making the bed of the box and aligning it with a cylinder and giving a satisfactory trial. Making the bed of ID fan/FD fan of Boiler No. 1, 2, 3, 4 and 5 as per standard and giving satisfactory trial. power house To complete the work of replacing the melted or broken pipes of steam lines/turbine drains in power with new ones/correcting the leakages, extending the pipes to the specified/directed place and conducting successful trials. Successfully giving trials to turbines by checking oil coolers/radiators of alternators, pipelines/bands/flanges coming from cold water tank, replacing broken/corroded/weak pipes/bands/flanges etc. Work like replacement of sore/weak bands/pipe lines with old/new ones and successful trial of return pipeline from turbines which goes to service tank etc. Replacement of neck/weak part of oil/water resistance boxes installed at various stations with new/old plate etc., work like raising the boxes one foot above the ground. Folding tins/old drums/old plastic drums/plates over the motors installed at various stations in such a way that the motors can be protected from water/molasses. 10 H.P. till the motor 12.5 HP to 25 H.P. till 30 HP to 50 HP till 50 HP to 75 HP till 75 HP to 150 HP till above 150 hp Punching weak bands/sections in the exhaust pipe lines of fibroblasts/turbos/mills/power turbines. Replace with new plate and give satisfactory trial. Changing the neck bands of the exhaust pipes below the power house from 600 mm dia to 1200 mm dia and replacing the drain pipes to take them out of the power house. The work of bringing the pipeline from the air cooler made from the old juice screen outside the power house to the bus room of Triveni and Bellis turbine so that the cooling of the alternator can be maintained. To give a satisfactory trial to the weak lines in the old lines below the power house by making pipes from old drums/old plates to vent out the hot exhaust of Triveni and Bellis alternators. Making a sealed room around the DB of boiler No. 4 and 5 with tin shed and old boiler tubes so that Bagasillo does not remain in and around the boiler DB. Making work of making tin shed using tin from the old warehouse on beating house, sulphated juice, clear juice pump, lime kiln, vertical injection motor. Work to replace the damaged tin above the panel room of A-Centrifugal Machine. Clean the gutters on the side of the roof of the power house and make it leak proof by making it out of the old plate of the old/weak/damaged gutter so that water does not come into the power house from the side walls.
