Tender For Fabrication And Erection Works, Light stretcher work. (a) Dismantling (b) Fabrication/erection habi structure and column (a) Dismantling (b) Fabrication/erection Dismantling, fabrication, erection, making all connections of different sizes of stenter/caver and giving leak proof trial as before. (a) Dismantling (b) erection Cutting and removing the neck/weak bend of the pump/motor/reduction gear etc., fabricating a new one as per the old one, installing it at its place and doing alignment. (a) 25 H.P. till (b) 30 A.P. to 75 A.P. till (c) 75 H.P. Above this Cutting and removing weak MS pipes from Pa 1/2 to 12 inches, installing new pipes and preparing flanges in the line. (a) Dismantling/fabrication/erection Opening defective valves ranging from 1/2 to 12 inches and reinstalling when ready. (a) Dismantling and fitting Cutting and removing throat/weak reducers of different sizes, fabricating as per the old requirement and fitting with flange. (a) Dismantling/fabrication/erection Cutting out necks/weak nipples of 1/2 to 12 inches diameter, fabricating the same flange as before and fitting it in place. Cutting and removing neck/weak MS bands of different sizes up to 12 dia, fabricating new ones as per sample, installing them at the spot and giving leak proof trial. Crosses of different sizes by cutting out weak/throat upto 12 dia, fabricating the same flanges as per old and fitting them in place and giving leak proof trial. Fabricate the monkey ladder as per the instructions and install it at the indicated place. Fabricate the stair ladder as per the instructions and fit it at the specified place. Straightening of old vessel/vapour pipe/shell plate. Cutting and removing the damaged/worn/worn runners of Cane Carriers/IRC/Baggs Elevator/Cross Baggs Carriers and both RBC vans and replacing them with new/good condition old runners. Teddy-Medi on the sides of the primary cane carrier. Cutting and removing worn out/damaged plates, replacing them with old or new plates and leveling them by grinding. Removing the neck/weak/damaged parts of the angle iron on the side of the primary/secondary can carrier and fitting new angle iron in place of the cut parts and leveling the joints by grinding. For the operation of primary/secondary can carrier vans, cutting and removing the weak/weak vanals from the bottom vanals, as before, installing new or old vanals by turning them upside down. Cutting and removing worn out/damaged square wares of 40/50 mm size used for operation of trolleys and bridge of can unloader, fitting new square wares as per the old ones, labeling and grinding and giving successful trial of leveling of the joints. Cutting the worn out/damaged parts of the rail installed for the buzz drive of cane unloaders/mill house cranes, replacing them with correct rail, leveling it, aligning it and correcting the joints by grinding and giving a successful trial. Cutting and removal of leaky/weak/gully mill juice trays, provided M.S./S.S. Fabricate a new juice tray from the plate as before, fit it in place, make a flat connection as before and give a leak proof trial. Hard facing on the weak shell of TRPF rollers, correcting the thickness of teeth and making the profile of teeth as per drawing, hard facing and to increase the length of shell to 1520 mm on both the sides as per instructions. 3 Work of completing the length by installing SS plate of 4 mm thickness. Repair of broken/weak/damaged teeth of pressure suits installed between Mill and TRPF as per instructions, Vatam. Cutting and replacement of neck parts of top and side plate, lining and grinding of MS plate and leveling and hard facing and grinding of all teeth. Removing the neck/weak trough part of the steam top of IRC vans by cutting and preparing the trough as before by installing 10 mm thick MS plate and giving leak proof trial. Cutting the neck/weak base beam from the base beam/channels fitted for supporting RRC vans, fitting a new one as per the old one, leveling, alignment and baling. Fabricate and fit juice rings in mill rollers as per instructions. Filling up the base of worn/cut teeth of mill crown pinions with MS electrode and making profile of teeth by hard facing them from above and grinding them. Repairing the old worn/cut tailbar couplings of the mill by baling, grinding and leveling them. The work of placing the tip of mill rollers teeth as per instructions. (of). 50 M.M. pitch roller (b). 25 mm pivot roller Work of straightening the old bent racks of RRC, changing wear pads and making necessary repairs. Straightening, baling and necessary repairs of bagasse elevator/cross bagasse carrier and ranks of both the bagasse carriers. Fabricate new rank for IRC as per instructions. Fabricating new rank as per old sample for cross carrier/elevator/both RBC vans. Fabricating a new fan for Bangsilo blower as per old sample/instructions. Cutting the neck/weak parts of both the side plates of IRC vans, bonding them with new/old plates and giving successful trials. Cutting of gully and weak top/side plates of can vaporer/labeler hoods 10/12 mm thick. Fabricate from plates and change according to old. Cutting out the throat/weak parts of FD/ID ducting of working boilers and fabricating it as per sample from 5/6 mm thick plate and fitting it in place and giving leak proof trial. Cutting of worn/weak watam toof plates of Baggas elevator/Cross Baggas Carrier and both RBC vans. Applying new/old plate, leveling and baling. Cutting worn/damaged/weak parts of side plates of Baggas elevator/Cross Baggas Carrier/both RBC vans, fitting new/old plates, aligning and leveling by grinding. Removing the sore/weak parts of Donnelly suits of mills by cutting them and repairing them by installing new plates etc. Fabricating the worn out / weak Donnelly suits and fitting them in place. The top and bottom covers of the TRPF system were fabricated as per the old specifications and fitted in place and given successful trials. Cutting and removing weak juice trays from the juice trays installed for compound imbibition of the mills and preparing and fitting the juice trays as per the instructions. Cutting out the throat/weak bagasse soot part of the bagasse feeders of working boilers, fabricating it from new/old plate and fitting it in place. Removing the base band of the transmission gear system of the mills which has been damaged, repairing it as per instructions, fitting it in place and aligning it. Cutting and removing weak parts of perforated screen in Baggs elevator, making and installing new frames as per instructions. To fabricate new frames as per sample to replace the weak/necked frames of strainers installed in steam drums of working boilers. Attachment plates fitted for tying ranks on the links of IRC block type vans, whose holes have been enlarged or the links have become weak. To remove the plates, prepare the pads of the plate as per the old method and seal them on the licks. Removing the sore/weak juice whirling tanks from the whirling tanks receiving the juice of the mills, fabricating new whirling tanks as per the sample and fitting them at the same place. Making all connections as before and giving leak proof trial. Throat/weak watam of juice receiving whirling tanks of mills Cutting the cone, fabricating the new one and fitting it, making all the connections and giving it a leak proof trial. Installed below the economizer of a 30 ton capacity boiler. Removing the sore/weak ash suit from Aiya suits, fabricating a new one and fitting it as before and making it leak proof. Cutting out the sore/weak ash suits from the ash suits installed below the mud drum of the 30 ton capacity boiler, making new ones as per the old ones and fitting them in place and giving a leak proof trial. Replacement of throat/weak ash suits of boilers of 20 tonne capacity by new ones. Removing damaged/damaged dampers from the section/delivery dampers of ID/FD fans and fitting new dampers as per the old ones and giving successful trials. Removal of damaged/weak dampers from the flue gas inlet/outlet dampers of economizers of working boilers, preparing new ones as per the old ones and fitting them in place and giving successful testing. Cutting the throat/weak parts of air heater body/economizer body/FD fan duct of boilers, fabricating them from new/old plates and fitting them in place and making them leak proof. Cleaning the installed boiler vents externally and painting them with aluminum paint. Cutting out various ductings/shell gullies/weak parts of wet scrubbers of working boilers, fabricating new ones and fitting them in place and plugging leaks. Replacement of loose/weak perforated waffle plate from the perforated vapor plate fitted inside the boiler water feed tanks. Replacement of various loose/weak steam lines of boilers with provided lines (150 mm) and giving leak proof trials. Installing closed cover on the tail end of the new RBC van as per instructions and giving satisfactory trial. Fabricating a closed cover as per instructions on the tail end of the cross carrier van. Removing the damaged pocket plate of the pocketed anvil plate of Ken Fiberizer, repairing the pockets by installing a new plate, installing ribs for support on the vertical plates, preparing the anvil plate by doing hard facing as per the instructions. The circular holes made for fitting the rotor assembly in both the side plates of the hood of the Ken Fibeiser, whose diameter is more than the diameter of the rotor, are modified and the said diameter is reduced from the diameter of the rotor and the gap is 10 to 15 mm. to do. Cutting the gully/weak stem and side plates of the raw juice receiving tank, preparing it with new/old plate, fitting it in place, making it leak proof and making all the connections as before. Fixing the sore/weak rubber strip fittings in the partition plates of juice heaters by applying flat iron and making them leak proof. Cutting loose/weak partition plates of partitions built into inlet/outlet headers of juice heaters, leak proof repairs to partition walls by installing new plates. Cutting the shells of various condensate receiving bottles, syrup receiving bottles, making leak proofing by banking the internal partition plate and re-balding the cut shells to make them leak proof and making all the connections as before. For fitting of mud scrapers of juice clarifiers, cutting off the weak arm from the arms, fitting the arm as per old, making scraper fitting arrangement and giving successful test. Cutting the throat/weak mud roots of juice clarifiers, fabricating the new one as per the old one and fitting it in place, making all the connections as before and giving leak proof test. Cutting out shells/intermediate tuft/foam webber/roof throat/weak parts of juice clarifiers. Fabricate it with 8/6 mm plate, fit it in place, weld it inside and outside, make it leak proof and make all the connections as before. Removing mud over flow valves/weak juice over flow/mud boxes at the neck of juice clarifiers and fabricating new ones as per the old ones and fitting them in place and giving leak proof trial. Cutting and removing weak coils of different sizes of juice/water/steam installed at various places, fabricating new coils and fitting them at the same place and making all the connections as before and giving leak proof test. Removing the neck/weak part of vacuum filters mud tray by cutting and fabricating the part as per the removed part, fitting it in place and making it leak proof and giving successful test. Dismantling and removing the weak/weak cyclones in the Bagasylon cyclones installed at the vacuum filter station, fabricating a new one as per the old sample, fitting it in place and making all the connections as before and giving a leak proof trial. Cutting down the condensers installed at the vacuum filter station, vaccinating them and repairing them as per requirement, fitting them in place as before and giving them a leak proof test. Fabricating a new screw conveyor for mud mixture as per the old one, installing the flange and fitting it at the site and giving successful testing. 400 mm pipe carrying the Bengalsils from the Bengalsil fan to the vacuum filter station. Dia. meter gully/weak Bangsilon line by fabricating it with plain G.I seat of 02 mm thickness and replacing the old one and giving it leak proof trial. For sulfur furnaces, cutting off the neck/weak melter from the melters used for melting sulfur, preparing a new one as per the sample, testing it hydraulically at 500 pounds per square inch pressure and fitting it and making all the connections as before and making it leak proof. Removing the sore/leaky/weak cooler from the secondary gas coolers made for cooling of sulfur dioxide gas, fabricating a new one as per the old one, installing cooling pipes, installing the cooling system and giving leak proof trial by making all the connections as before. Making new sore/leaky/weak after burners of sulfur furnaces as per the old ones and fitting them as before, making all the connections and giving leak proof trial. Cut off the weak/weak cooling jacket of the sulfur furnace and prepare a new cooling jacket from the new/old plate and make all the connections as before and give a leak proof trial. Removing the Sattvik type gali/weak sulfur furnace of juice/syrup side from its place and putting it in scrapyard, fabricating new sulfur furnace as per the old one from 12/16 mm thick MS plate, double coat balding from inside and outside, Install the cooling jacket and do the leak proof test by making all the connections as before. Providing leak proof trials by repairing the shells of weak/tight shells of right angle valves ranging from 500 mm diameter to 800 mm diameter fitted at the vapor/exhaust inlet and vapor outlet of quad bodies, vapor shells and pans. For strengthening the top taper cone of 40/60 ton capacity vacuum pans, re-balding various welding joints, strengthening by making a box on top by placing flat iron ribs - (K). 40 ton pan top cone (b). 60 ton pan cone Cutting out the weak top taper cone of 40/60 ton capacity vacuum pans, fabricating a new angle from 12 mm thick MS plate as per the old one, making B and doing double coat balding from inside and outside, adding necessary supports. Make all the connections as before and give successful water and vacuum trials. a Leak proofing of quad valves/vapor shells/panes by making necessary repairs to the savealls. Cutting and removing weak savealls from quad bodies/vapor shells/pan necks, fabricating new savealls from 12 mm thick MS plate, fitting them in place, making them leak proof and giving successful water/vacuum trials. Fabricate and install a new external catcher as per instructions in the vapor pipe of vacuum pans of 40/80 ton pan/quad capacity and give leak proof water/vacuum trial after making all the connections. Cutting and removing the necks/weak feed headers of vacuum pans of 40/60 tonne capacity, fabricating new ones as per the old ones and installing them at the same place, making all the connections and giving successful trials. Removal of vapor shells/quad bodies/necks of pans/weak umbella by cutting them, fabricating umbella from old plate as per old order and fitting it in place by providing necessary support. Cutting out the throats/weak parts of the discharge mesh gutter of pans and preparing them from old plates and fitting them in place. Grinding and re-balding the various bellings of the steam saucers of the pans, installing tie rod from inside as per the instructions and strengthening from outside by making a box of ribs of angle iron/standing flat iron. Cutting the melted/weak down tech of the pan, fabricating it as before from 12 mm thick MS plate, fitting it in place, double coat welding and giving leak proof water/vacuum trial. Cutting the weak part of the rock of Pan and Quad Wadi of 40/60 ton capacity, 12 mm thick M.S. as per sample. Fabricate it from plate and make B and double coat it from inside and outside. Do all the same as before, apply necessary supports and give satisfactory water/vacuum trial. Cutting the neck/weak parts of the sides and water plate of various molasses syrup storage tanks installed on the pan floor, fixing it in place with new/old plate, doing leak proof baling, providing successful water testing by providing necessary support. Removing leaky/weak vents of condensers of quad sets/pans, fabricating new ones as per sample and fitting them in place and giving leak proof water/vacuum trial. Repair of monitor casings of Continuous Centrifugal Machines by replacing loose/weak parts. Fabricating new covers as per the old ones to replace the bottom/top covers of Continuous Centrifugal Machines. And making all the connections. Fabricating new suits as per the old ones and fitting them in place to replace worn out/weak discharge suits of Continuous Centrifugal Machines. N.K. Taking out the monitor casing of 1100 Continuous Centrifugal Machine, cutting the damaged plate of the base, installing a new plate, fitting the monitor casing in place, doing alignment and leveling and providing satisfactory trial. Dismantling and removing the old/damaged sugar hopper, fabricating a new hopper from a new plate as per the old one, fitting it at its place and giving a successful trial. Cutting out the leaky/weak rock of B and C magma reactors, fabricating it as per old and fitting it in place and giving leak proof trial. Cut off the sore/weak part of the tuft of sugar hopper, prepare a new one and install it. Cutting out the damaged driving part of sugar hoppers, preparing it by riveting with a new plate and fitting it in place. Doing all the other work and giving a successful trial. Preparing the packets of sugar elevator/dry seed elevator as before. Removing damaged/broken shafts of air/water cooled crystallizers along with arms, fabricating new shafts and fitting them in place, installing vertical ribs on the joints, installing all the arms and giving successful trials. Providing successful trials by repairing broken arms and shafts of air/water cooled crystallizers. Removing damaged worn worm wheels and worm shafts used to drive crystallizers, replacing them with new or proper worm wheels and worm shafts brought from outside, doing their alignment and giving successful trials. Cutting the weak part of the shell of vacuum crystallizer, fabricating it as per old method, making B, double coating it inside and outside and giving successful trial. Cutting the weak/weak cooling coils of Takni Vertical Crystallizer, fabricating new one as per the sample and fitting it at place, installing necessary base support and giving leak proof water trial. Stone catchers installed in the section pipes of injection/spray pumps, which have melted, should be replaced by new ones as per the old ones. Fabricating the neck/weak pipes of delivery pipes of injection pumps with reducer and fitting them in place, making all the connections, giving leak proof trial. Removing the neck/weak main header of the injection/spray pumps and fabricating it with a new plate and fitting it in place and giving a leak proof trial. Removing the neck/weak elliptical type section of the injection/spray pumps, fabricating it as per the sample, fitting it in place and giving successful trials. (K). 10 U.P. 1 (b). M.F 40×45 (G). M.F. 35×35 Making a driving track by placing MS plate on the wall for the drive of primary clarifiers of ETP. Making the weak part of the shell of steel molasses tanks by making B with a new plate and making it leak proof by double coat bailing inside and outside. Strengthening of neck/weak columns of various struts by installing plates. To fabricate new bands as per the sample to replace the weak/worn bands of different sizes, fit them in place and give leak proof trial. (K). 400 mm to 650 mm dia (b). 650 mm to 850 mm up to dia (G). 900 mm to 1100 mm dia Cutting weak flanges of different sizes from 400 mm dia to 900 mm dia and fitting new ones. Uprooting the shaken/disturbed head stock of the mills, banking the foundation bolts, re-grouting the hand stock by installing base pads, aligning and doing all the work as before. Dismantling the sore/damaged platform forms from the ones installed at various places, changing the angles/channels of the base structure and preparing platforms from old plates and installing railings etc. (K). dismantling (b) Fabrication To carry out paving work to strengthen the neck/weak parts of various vessels. Cutting out the weak/weak main holes in various vessels and fabricating new ones as per the old ones and fitting them in place and giving leak proof trials. Cutting weak / round / rectangular / conical storage tanks of different sizes, fabricating new ones as per the sample, fitting them in place and making all the connections as before and giving leak proof trial. To straighten the crooked shafts of pug mills/magma mixers, cutting the arms, taking out the shafts, heating them and making them straight and fitting the shafts by changing the bushes at both the ends and giving successful trials by installing the arms. Strengthening the pulley by making MS rings, heating them and fitting them on the idler pulley of cane carrier vans. Cutting and removing weak vapor pipes of 900 mm dia to 1100 mm dia of quad sets/pans, fabricating pipes from 10/12 mm thick MS plate, making B and doubling it from inside and outside. Balding the coat and fitting it in place, installing necessary supports and giving leak proof water/vacuum trial. (a). Dismantling (b). erection and erection Cutting out the weak/leaky part of the installed calendriya shell of the quad bodies of the old quad set, fabricating it from 12 mm thick plate, fitting it in place, making it leak proof and giving successful water/vacuum trial. Cutting the neck/weak parts of molasses gutter of continuous/A type centrifugal means and preparing it from new/old plate as per the old one, fitting it in place and giving leak proof trial. Taking out the stirrer drive shaft of the juice sulfiter. Straightening the shaft, refitting, fitting the arms, installing necessary supports and giving a successful trial. Replacement of weak pillars around the platform of Sulfur Bhatti station with new or old ones. Providing strengthening to the vapor pipes by making T rings of cast iron as per instructions from the outside in the weak vapor pipes of quads/pans. To provide external support to the weak body of quad body/panes, necessary strengthening should be done by preparing a ring from 100 mm channel and applying box type basing. Cutting out the weak parts of the shell of air/water cooled crystallizers and preparing the shell from a new plate, welding it in place, installing the necessary ribs and giving trials. Repairing and poofing leaks of sliding type gate valves of air/water cooled crystallizers. To prevent leakages from gland housing of crystallizers, dismantle and remove the worm wheel/worm housing of the drive, take out the gland housing, re-fit the housing and drive after changing the gun mat bush, align and give trial. Cutting out the weak/weak pipes from the molasses drain pipes coming out from the monitor casing of ABC centrifugal machines, fitting new ones and giving leak proof trials. Fabricating cones as per sample to replace the top/bottom neck/weak cones of various conical vessels. Fit in place, make all connections as before and give leak proof trial. (of). 400 mm to 650 mm dia cone (b). 650 mm to 1000 mm up to dia (G). 1100 mm to 1500 mm dia (d). 1750 mm to 2500 mm dia (E.). 3000 mm to 3500 mm dia Removing the necks/weak parts from the vapor/exhaust inlet ducts fitted in quad body/semi-condenser/vapor shell/pan calendria and making new ones as per the old ones, making all the connections as before and giving successful water/vacuum trial. To fabricate the throats of vacuum filters/weak mud discharge suits from old plates as per sample and fit them in place. Removing the sore/weak discharge suits from the bagasse discharge suits fitted in RBC vans, fabricating discharge suits from old plates and fitting them at the spot. Cutting off the weak/weak cone from the inverted cone fitted in the down take of the pans, fabricating new cone as per the sample and fitting it at the place. Cutting and removing weak downtube throats/weak downtube pipes of quad bodies, fitting new downtube pipes, making them leak proof and conducting successful trials. Removing the sore/weak headers from the Saxon headers of various pumps, fabricating new headers as per the old ones and fitting them in place, making all the connections as before and giving a leak proof trial. For the power supply of all three can unloaders, fitting the beam as per the instructions, installing sliding/rolling buckets for moving the cables, and operating the power supply by doing flexible cableing. Replacing the weak part of inlet steam line size 100 mm of Mill Turbine No. 2 with a new line and making all the connections as before and giving leak proof trial (per meter). Cut the shell of the old TRPF roller and dismantle it and remove the shaft. (per item) Dismantle the weak/weak resistance box from the water resistance boxes installed for operation of slipping type motors of Ken Fibeiser, fabricate a new box as before and fit it as before and give a satisfactory trial. Removing all the weak bass tubes of the new vapor shell of 700 square meter surface, cleaning the tube holes of both the tube plates by applying emery paper, filing and using SS provided by the mill. The tubes are fitted in place of the removed tubes, expanded at both ends and calendered to 80 power/sq. (a) Doing work related to removing old tubes. (b) Inserting and expanding new tubes. (c) To provide satisfactory hydraulic testing of valves. The Vapor Line juice hitters have a weak SS of 200 square meters of hitting surface with both quad sets. Removal of tubes and required cleaning of tube plates. Cleaning the holes of tube plates by applying emery paper, correcting the seat by filing, S.S. was provided. After fitting the tube, give the 110 power per square inch hydraulic pressure leak proof trial of the calendriya and give the trial of the juice hitter by tying the cap and steam covers of both the juice hitters. To conduct hydraulic testing of juice heaters, apply valves on the vapor pipe at both ends and after tiling, remove the valves and leak proof the vapor pipe. (a) removing old tube (b) Inserting and expanding new tubes. (c) To provide satisfactory hydraulic testing of valves. Cutting out throat/weak down take of new vapor cell of 700 square meter hitting surface 10/12 mm thick M.S. Fabricate the down take from the plate as per the sample and fit the leak proof at its place. Removal of 10/12 mm thick M.S. by cutting the throat/weak down tech and dome and steam saucer of new vapor cell of 700 square meter heating surface. Fabricate down tech and dome water saucer as per the sample from the plate and fit it leak proof at the place. Cutting out the weak plate of new vapor cell of 700 square meter heating surface and removing 10/12 mm thick top M.S. Fabricate the plate as per the sample, fit it at the right place, make a V and do double coat leak proof weld from inside and outside. SS provided for removal of melted/weak MS tail pipe and venturi of 40/60 ton capacity vacuum pens, single interior condenser. Provide lint proof by fitting venturi and tail pipe in place. Available for installation of vertical spray pump at spray station Fabricating base band as per drawing Fitting the foundation Alignment of the band Supply The pump will be installed from the mill house with its own resources. Delivery, installation of pump, suction and delivery Fabricating the lines as per dyeing and fitting them on the pump. FITTING VERTICAL MOTOR, FABRICATE SUCTION STAINER OF PUMP Taxation, NRV provided in the delivery line. And fitting of water flow pump and delivery line of pump. Connecting to the main header for operation of the pump FITTING 8 INCH BYPASS VALVE FROM WATER FLY VALVE Erect column to dismantle pump and motor Staging/Stackover Preparation Wetting the motor with water To save, to impose a waiver. around the pump 1.50m Wodai Working Plate Forming Platform Installing railing on. etc. that the pump works satisfactorily Laying tile on load.
