Different types of Mechanical Works in MM-I(Conveyors), MM-II & MM-IV Sub -Divisions /CHP-I&II/Dr.NTTPS, as and when required during the period from 01-04-2026 or from the date of commencement of work to 30-09-2026

Different types of mechanical maintenance works of emergency nature (like replacement of gear boxes, pulleys, bearings & sleeves, fluid couplings , travel gear boxes, paddle feeder blades etc) and overhauling & replacement of sump pumps in M-I(CON)/CHP/Stg-I&II Dr.NTTPS. i)Replacement of Head/tail/take up/snub/ bend pulleys bearings & sleeves for 1A/B/C/D,2A1/B1,2A2/B2,6A/B,7&8 Conveyor ( Total 72nos pulleys ) if necessary in M-I(con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Replacement of Drive pulley of 2A2/B2 Conveyor (Total 2 No pulleys) if necessary in M-I (con) Sub division/ CHP/ Stage-I&II / DR.NTTPS

Replacement of Head/tail/take up/snub / bend pulleys of 1A/B/C/D, 2A1/B1, 2A2/B2 (except drive &head pulleys), 6A/B,7&8 Conveyor (Total 68 nos pulleys ) if necessary in M-I (con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Replacement of 2A2/B2 conveyor damaged head pulley (magnetic pulley) with spare pulley(total 2No pulleys) if necessary in Maint.-I(con) Sub-Divn./CHP(MM)-I&II/Dr.NTTPS

Replacement and Overhaul of FCU 14.50/16.65/17.75/20/23, CDIR 420, 480, HFD-7, 8,9 fluid couplings for 1C/D and 2A1/B1 Conveyor (Total 4nos fluid couplings) if necessary in M-I (con) Sub division/ CHP/ Stage -I&II / DR.NTTPS

Replacement of damaged Kiloskar/Elecon make K2C-225, SBN250 ,SCN-400,GS-20-64,GS-20-81,HD-9 gear box with new gear box and L.S couplings for 1A/B/C/D,2A1/B1,2A2/B2, 6A/B, 7&8 Conveyor ( Total 12nos Gear boxes ) if necessary in M-I (con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Replacement of travel drive wheel and travel gear box for paddle feede-1,2,3&4 of 6A/B conveyor(total 8 nos gear boxes) if necessary in M-I(con) Sub division/ CHP/ Stage-II&II/ DR.NTTPS

Overhauling of removed K2C225,SBN- 250,SCN-400,GS-20-64,GS-20-81 and HD9 gear boxes for 1A/B/C/D,2A1/B1,2A2/B2, 6A/B, 7&8 Conveyor ( Total 12nos gear boxes) if necessary in M-I(con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Rerailment of derailed tail-end trolley and removal of conveyor belt folding to 6A/B conveyor( Total 2nos trolleys) if necessary in M-I(con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Replacement of 6 Nos. damaged paddle feeder blades of Paddle Feeder -1,2,3&4 of 6A/B conveyor( Total 4nos paddle feeder) if necessary in M-I(con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Replacement of damaged bearings and oil seal for input shaft/ out put shaft of K2C-225,SBN-250, SCN-400,GS-20-64,GS-20-80 and HD9 gear boxes for 1A/B/C/D, 2A1/B1, 2A2/B2, 6A/B, 7&8 Conveyor ( Total 12nos gear boxes) if necessary in M-I(con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Replacement of damaged portion of guide pipes and channels of take up box and repositioning of take up box for 1A/B/C/D,2A1/B1,2A2/B2,6A/B,7&8 Conveyor ( Total 24 nos guide pipes and12 nos take up boxes ) if necessary in M-I(con) Sub division/ CHP/ Stage-I&II/ DR.NTTPS

Replacement of worn out locking gear assembly at inhaul & outhaul side of wagon tipplers 1 to 6 with new set

Replacement of worn out pawl lever assembly at inhaul or outhaul side of wagon tipplers - 1 to 6 and re fixing with new pawl, bush and pin

Replacement of worn out split bush for wagon tipplers- 1 to 6

Overhauling of different types of hoists

Replacement of idler frames af any conveyer in M-I Con/CHP I&II

Internal inspection of gear box of conveyers in MI Con/CHP I&II

Replacment of damaged drive pulley bearings in M-I Con

Overhauling/ Replacement of gear boxes in MM-II/CHP-I&II/Dr NTTPS. i)Labour charges for Replacement of damaged Primary/secondary gear box of 4A2/B2/C2/D2 conveyor in MM-II/ CHP-I&II/ Dr NTTPS.

Labour charges for Overhauling of damaged Primary/secondary gear box of 4A2/B2/C2/D2 conveyor in MM-II/ CHP-I&II/Dr NTTPS.

Labour charges for Overhauling of 5A/B/C/D and belt feeder/ tripper gear/MR conveyor 1A, 2A/B gear box in MM-II / CHP-I&II/ Dr NTTPS.

Labour charges for Replacement of 5A/B/C/D Gear boxes and belt feeder/ tripper gear/ MR conveyor 1A, 2A/B gear boxes in MM-II / CHP-I&II/ Dr NTTPS.

Internal inspection of gear box of conveyers

Replacement of damaged pulley bearings and conveyor pulleys in MM-II/CHP-I&II/ Dr NTTPS Labour charges for replacement of the existing 4A2/B2/C2/D2 Primary/secondary (1250/1000 mm), 5A/B/C/D conveyors and Belt feeder 5&6 damaged drive pulley in MM-II/ CHP-I&II/ Dr NTTPS

Replacement and Overhaul of FCU 17.75/20/23, STD/E/07,T-12-08 fluid couplings for 4A2/B2/C2/D2 Primary/secondary, 5A/B/C/D conveyors if necessary in MM-II/ CHP-I&II/ Dr NTTPS

Labour charges for replacement of the damaged non-drive pulley of conveyor 4A2/B2/C2/D2, 5A/B/C/D and Belt feeder 5&6 in MM-II /CHP-I&II/Dr NTTPS.

Labour charges for replacement of damaged Non drive pulleys bearings in MM-II/CHP-I&II/Dr.NTTPS

Labour charges for replacement of damaged drive pulleys bearings in MM-II/ CHP-I&II/ Dr NTTPS

Labour charges for overhauling of Different types of Sump Pumps in MM-II Sub-Division/ CHP (MM)-I&II/ Dr.NTTPS

Labour charges for overhauling of Different types of Hoists in MM-II Sub-Division/ CHP (MM)-I&II/ Dr.NTTPS

Labour charges for Rerailment of stucked tripper in MM-II Sub-Division / CHP (MM)-I&II/ Dr.NTTPS

Labour charges for replacement of Idler Frames of any Conveyor in MM-II/CHP-I&II/Dr NTTPS.

Replacment of damaged tripper rails along with RS joist beams and supports at unit 1,2,3,4 bunker floors

Overhauling/Replacement of gear boxes in MM-IV/CHP-I&II/Dr NTTPS. Labour charges for Overhauling of stacker/ Reclaimer gear boxes, boom Conveyor and 11 yard Conveyor gear boxes in MM-IV/CHP-I&II/Dr NTTPS.

Labour charges for replacement of damaged internals and overhauling of conveyor gear boxes Viz., 3A1/B1, 3A2/B2, 4A1/B1, 9A/B, 10 conveyor and slew gear boxes of Stacker/Reclaimer in MM-IV/CHP-I&II/Dr NTTPS.

Labour charges for replacement of gear Boxes with new spare gear boxes to 3A1/B1, 3A2/B2 4A1/B1 and 9A/B conveyor in MM-IV/CHP-I&II/Dr NTTPS

Labour charges for replacement of damaged bearings & internals and overhauling of Bucket wheel Gear box of Stacker/Reclaimer-I&II in MM-IV/CHP-I&II/Dr NTTPS

Labour charges for Overhauling of stacker/ Reclaimer-I & II travel drive gear boxes, in MM-IV/CHP-I&II/Dr NTTPS

Replacement of damaged bearings and Pulleys for various conveyor viz., 3A1/B1, 3A2/B2, 4A1/B1, 9A/B, 10, 11 conveyor and Stacker/Reclaimer–1&2 in Maint-IV Sub-Divn/CHP(MM)-I&II/ Dr.NTTPS.i) Labour charges for Removing of the damaged drive pulley or drive end side bearing of drive pulley and fixing up spare pulley along with New Bearings by lifting take up pulley in MM-IV/CHP-I&II/Dr NTTPS.

Labour charges for Removal of the damaged Drive pulley and fixing up spare along with 2Nos New Bearings in MM-IV/ HP-I&II/Dr NTTPS.

Labour charges for Removal of the damaged Non- Drive pulley and fixing up spare along with 2Nos New Bearings in MM-IV/ HP-I&II/Dr NTTPS.

Labour charges for replacement of damaged Non-drive pulleys bearings in MM-IV/CHP-I&II/Dr NTTPS.

Overhauling of different types of hoists

Note:1. The firm has to quote their acceptable % excess/less on the above mentioned total amount for carrying out the subject work as & when required during the year 2026-27 as per the scope of work attached to this schedule

2. The statutory appliances EPF , ESI shall be reimbursed subject to production of proof of acquittances and limited to the rates & rules applicable from time to time.GST will be paid extra as per the rates & rules applicable from time to time.

3.If any deviation in quoting the tender by the tenderer will be liable for rejection

4. The standard field quality plan should be enclosed to the tender enquiry by incorporating the clause that ”the contractor should submit the FQP duly signed along with the tender schedule

5. FQP shall be approved by QC wing

6. The contractor should engage sufficient man power for completion of the work within time as instructed by the Engineer In charge without fail