S.D.P- Nilackal -ENVTL-M and M festival in 1201 M.E-Overhauling and operation of Incinerator Unit I and II including supply of spares and labour (New Inc)

Amount

Appendix A

Maintenance, repairing and complete overhauling of primary chamber. (2 set) Cleaning the refractory lined furnace walls, arch, Patch work to the refractory lining and insulation layer using fire create cement ,bricks etc , making good the refractory lined charging door and ash doors using castables, and ceramic wool. The rate also includes complete painting (2 coats) of primary chamber out surface using heat resistant aluminium paint.

Maintenance, repairing and complete overhauling of secondary chamber . (2 set)Cleaning the refractory lined furnace walls, arch, Patch work to the refractory lining and insulation layer using fire create cement ,bricks etc , making good the refractory lined ash doors using castables, and ceramic wool. The rate also includes complete painting (2 coats)of secondary chamber out surface using heat resistant aluminium paint.

Dismantling of horizontal refractory lined duct connecting the secondary chamber with ventury scrubber , removing the defective refractory layer form the duct, cleaning and re casting the duct using refractory cement (grade whytete/K). the work also includes providing necessary ‘Y’ type jagers inside the surface for strengthening the refractory lining.

Maintenance to the droplet separator unit of each Incinerator by dismantling the unit from the incinerator assembly , and de-ashing the same using suitable chemical solution, Re assembling the unit using new high quality gasket, nuts, bolts and painting using heat resistant hammer tone painting .The work includes repairing and cleaning of ‘U’ bend connecting the droplet separator with ID fan consumables.

Maintenance to the ventury scrubbing unit of each incinerator by dismantling all the water inlet connections from the unit, cleaning the spray nozzles, inside surface, damper mechanism, thermo well and re assembling the unit using new gaskets, nuts bolts etc. the defective gaskets, nuts bots ,

Dismantling, overhauling, cleaning, and minor repair works to the FD fan assembly .The work includes complete cleaning of the impeller, motor, coupling and re assembling , and necessary patch work to the casing and painting .

Complete dismantling of mono -bloc burner assembly in primary and secondary chamber for the incinerators, cleaning of electrodes, solenoid valves, blower fans, transformer, burner rod, nozzle, photocell, sight glass, diffuser plate, cone etc., Reassembling and tuning of burner assembly for proper combustion of system.

Labour charges for cleaning of fuel day tank, fuel lines, fuel filter , Rectification of leakages to the fuel line, valves, fuel pump, Replacement of gland packing, gaskets, oil seal for both the incinerators .

Labour charges for checking and necessary repairs of control panel board and related parts of Incinerator ensuring perfect and trouble free operation of all switches, contactors, OLR, MCBs, fuses, sequence controller, temperature controller, RTD, thermocouple, motors, photocell, visual and alarm monitors, limit switches, indication lamps, etc. and cleaning of all terminals using Carbon tetra chloride, painting of panel board.

Dismantling overhauling cleaning and minor repair works to the ID fan assembly. The work includes reassembling the blower unit, motor, shaft, impeller, bearing block, in proper alignment and carrying out necessary cleaning and surface finishing for the outer casing, , necessary patch work to the casing and repainting using heat resistant hammer tone paint and labour charges for replacing of bearings ,greasing of bearing and dyanamic balancing of impeller .

APPENDIX-B (Spare Parts)

Thermocouple K Type (For primary chamber)

Thermocouple KER 710 (For secondary chamber)

Nozzle

V Belt B-97

RTD assembly for ventury outlet

Star /Delta Timer

Hose Metallic Braided 3/8 x 40

Digital Temperature Controller 0-1200degC

Contactor 32 A,230 V coil

Contactor 12 A ,230 V coil

Overload Relay 4.5-6.5A

Overload Relay 1.4-2.3A

Roller bearing 1312 K

Sleeve H312

High tension cable

APPENDIX-C (Labour Charges)

Engaging overall supervisor for 70 days. (1 No. /shift for 2 shifts/day) (2*70=140 Nos.)

Engaging SCAVENGER for loading of garbages into the incinerator for 70 days.(2 Nos. of machines) (3 Nos./shift for 2 shifts/day /machine) (3*2*70*2)=840 Nos.)

Engaging SCAVENGER to segregate bio-degradable waste and plastic materials from the garbages for 70 days. (5 Nos./shift for 2 shifts/day) (5*2*70)=700Nos.)

APPENDIX-D

Conveyance charges for departmentally supplied Diesel (50ltr each for 2 nos for 70days)

Cloth Mask

Antisceptic Lotion

Rubber Gloves 14''

Rubber Gloves 18''

HARILAL P.V (BID ID -2383749)