Tamil Nadu Generation And Distribution Corporation Limited Tender
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Tamil Nadu Generation And Distribution Corporation Limited - TANGEDCO Tender
Machinery and Tools
Eprocure
Opening Date6 Jan 2024
Closing Date19 Jan 2024
Tender Amount₹ 40,66,101
Costs
EMD
₹ 29,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Summary
Nctps I Se Mi Circle Amc 24 25 Mpm Dn Unit Iii Preventive And Breakdown Maintenance Works Of Hp 803 Bowl
Description
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Contact
Tender Id
2024_EB_406575_1Bid Award Id
ViewTender No
CE SE MI NCTPS I 199 23 24Tender Authority
Tamil Nadu Generation And Distribution Corporation Limited ViewPurchaser Address
-Website
http://https://www.tangedco.gov.in/
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Documents
NCTPS I SE MI circle AMC 24 25 MPM Dn Unit III Preventive and breakdown maintenance works of HP 803 Bowl Milling system for a period of one year from 01 04 2024 to 31 03 2025
NCTPS I SE MI circle AMC 24 25 MPM Dn Unit III Preventive and breakdown maintenance works of HP 803 Bowl Milling system for a period of one year from 01 04 2024 to 31 03 2025
BOQ Items
Routine maintenance work Charges for inspection and setting of spring compression by dismantling the cover, cleaning all the internals thoroughly with suitable cleaning agents, releasing the locking key, mounting & fixing the hydraulic kit, adjusting and setting the journal spring compression with kit to the requirement, locking, rectification of defects in cover and reassembling the cover & checking the spring compression during mill trial operation. Including consumables and hire charges for T&P’s.
15
-
-
Routine maintenance work :Checking the oil levels in Journal assemblies, Mill Gear box, Feeder gear box & Clean out conveyor gear box and Making up the oil to the requirement, including consumables and T&P’s hire charges.
180
-
-
Breakdown Maintenance work Charges for removal of mill journal doors and refixing the same including cost of consumables and tools and plants.
80
-
-
Breakdown Maintenance work Charges for tilting out journal head along with roller and refitting the same in to mill including consumables and hire charges for T&P’s.
80
-
-
Breakdown Maintenance work Charges for disassembling and removal of roller assembly from journal head, cleaning the journal head, cleaning and flushing seal air line and refitting new/old roller assembly, this includes leads, lift up to repair bay and minor welding works for providing of lifting tools & plants. Including consumables and hire charges for T&P’s.
30
-
-
Breakdown Maintenance work Charges for dismantling of pillow blocks, worn out trunnion bushings, damaged end covers, cleaning, inspection, repairing of worn out sealing areas, end covers, retapping worn out threaded areas, changing of worn-out trunnion bushings and assembling, including consumables and hire charges for T&P’s.
18
-
-
Breakdown Maintenance work Charges for renewal of worn out journal head along with trunnion shaft assembly from mill body including consumables and Hire charges for T&P’s.
6
-
-
Breakdown Maintenance work Charges for cutting the upper journal housing liner and journal header guard support bracket assy, refixing and welding new / old plate for the protection of journal shaft assembly including consumables and hire charges for T&P’s.
15
-
-
Breakdown Maintenance work Charges for removing the damaged journal stop bolt with bush, grinding & cleaning, reassembling new reconditioned stop bolt with bush and fixing the stop bolt in position and checking the operation of bolt including consumables and hire charges for T&P’s.
6
-
-
Breakdown Maintenance work Charges for cutting and removal of worn out dislocated Bowl Extension ring cover plate, positioning and welding of new dislocated Bowl Extension ring cover plate over the bowl extension ring including consumables and hire charges for T&P’s.
24
-
-
Breakdown Maintenance work Charges for removing of worn-out dislocated damaged bull ring segments(45 Nos.) after removal of clamping ring, bowl extension rings, wedges, fixing of new dislocated set of bullring segments and fixing of clamping ring, bowl extension rings, wedges etc., in position and welding of gap rod including consumables and hire charges for T&P’s.
3
-
-
Breakdown Maintenance work Charges for cutting and removal of worn out/dislocated air port assembly, positioning and welding of new/dislocated air port assembly from the mill separator body in order to improve the mill output as directed by the engineer in charge, including consumables and hire charges for T&P’s.
24
-
-
Breakdown Maintenance work Charges for dismantling the worn-out / dislocated / damaged vane wheel segment, removing the sheared bolts from the bowl extension ring, retapping, fixing & welding of dislocated / new segment including consumables and hire charges for T&P’s.
24
-
-
Breakdown Maintenance work Charges for cutting & removing the worn-out / dislocated scrapper block or bracket, welding of new or released old scrapper bracket or block, by rectifying the defects and damages in the scrapper mounting areas of bowl hub skirt, including consumables and hire charges for T&P’s.
6
-
-
Breakdown Maintenance work Charges for edge preparation of scrapper plate cutting v groove for fixing the stiffeners, welding the scrapper plate & hard facing the edges on both sides including consumables and hire charges for T&P’s.
12
-
-
Breakdown Maintenance work Charges for cleaning the under bowl free from choked coal, cutting and removal of dislocated bowl hub skirt, aligning, fixing & welding of New / Old bowl hub skirt in position, including reconditioning, if necessary, consumables and hire charges for T&P’s.
30
-
-
Breakdown Maintenance work Charges for decoupling & dismantling the motor and LOP from its bed, cleaning the pump, dismantling the pump internals, changing the worn out parts and re assembling the pump and aligning the motor with pump including consumables and hire charges for T&P’s.
15
-
-
Breakdown Maintenance work Charges for dismantling of seal air fan (Capacity), casing flanges, cutting of supports, removal of seal air fan & motor assembly from bed, dismantling of worn out Old impeller from motor by puller, assembling of New Old impeller in the Overhauled or old Motor, refixing in position, aligning, welding of supports, connecting of casing flanges and checking for normal operation including consumables and hire charges for T&P’s.
3
-
-
Breakdown Maintenance work Charges for removing the inner & outer protection covers of vertical shaft, checking and tightening of all the vertical shaft bolts and refixing the covers in its position, checking the tightness of cap screws of Bull ring segments clamps and ensure perfect clamping, including consumables and hire charges for T&P’s.
4
-
-
Breakdown Maintenance work Charges for removal of journal head assembly upper housing, journal shaft with bearings, inspection, cleaning, replacing the worn out parts such as metal clad oil seal, O rings etc. and assembling the above & setting of bearing clearances, filling up of oil, including lead, lift, and devolution of scraps to stores, consumables and hire charges for T&P’s.
30
-
-
Breakdown Maintenance work Charges for dismantling the worn out journal bearings, and re fixing the new/released bearings including consumables and hire charges for T&P’s.
30
-
-
Breakdown Maintenance work Charges for removal of worn out seal wear ring from journal assembly and assembling of new seal wear ring in the journal shaft including consumables and hire charges for T&P’s.
30
-
-
Breakdown Maintenance work Charges for Dismantling and removal of worn-out dislocated roller from journal assembly, cleaning, fixing of new dislocated roller, providing shims, fixing of keeper plate including consumables and hire charges for T&P’s.
18
-
-
Breakdown Maintenance work Charges for checking the end ply of released upper journal bearing, dismantling the bearing spacer machining and reducing the width of the spacer so as to have an end play of 0.1mm and assembly the upper journal bearing with the machined spacer including consumables and hire charges for T&P’s.
24
-
-
Breakdown Maintenance work Charges for dismantling the scrappers insulation cover, mechanical seal runner and seal assembly etc. and changing of worn-out components, if necessary and assembling everything in position. Including consumables and hire charges for T&P’s.
6
-
-
Breakdown Maintenance work Charges for cleaning the accumulated coal dust and fly ash by air washing of the mill outlet coal pipes in mill area, lateral surface of the mill, MDV area, Journal door assembly, mill floor, mill inlet hot air duct, lub oil pump area, Gear box area and coal pipe supporting beams, other platforms & structural areas in mill floor etc., including consumables and hire charges for T&P’s.
24
-
-
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