PROVISION OF TWIN CHAMBER INCINERATOR FOR BIOMEDICAL WASTE MANAGEMENT AT INS NIVARINI CHILKA

Amount

Total amount of Schedule "A" Part-I ( BUILDINGS AND STRUCTURES )

Total amount of Schedule "A" Part-II (EARTH WORK EXCAVATION)

Total amount of Schedule "A" Part-III (INTERNAL WATER SUPPLY )

Total amount of Schedule "A" Part-IV (INTERNAL ELECTRIFICATION )

Total amount of Schedule "A" Part-V (ROAD/PATH/HARDSTANDING)

Total amount of Schedule "A" Part-VI (AREA DRAINAGE)

Total amount of Schedule "A" Part-VII (EXTERNAL WATER SUPPLY)

Total amount of Schedule "A" Part- VIII (EXTERNAL ELECTRIFICATION)

SCH 'A' PART-IX ( MISCELLANEOUS ITEMS FOR PART-II to VIII) NOTE : This schedule is not pre-priced by MES and the pre-priced rate indicated as "Rs 0.00" under Col.6 siginifies this fact only.

Supply, Installation, Testing and commissioning of oil fired double chambered incinerator having following features and criteria and meeting the latest applicable CPCB norms and the Bio-medical Waste Management Rules 2016 and complete all as per manufacturers instructions and as directed by Engr-in-Charge. Make: M/s JJ HOTMAX(P)LTD, Hyderabad / M/s THERMAX LTD, Pune /M/s DIFFUSION ENGINEERS LTD, Bangalore. (A)INCINERATOR (i) Rated Capacity : 20Kg/Hr (minimum) (ii) Type of Design : Double Chambered (iii) Body Type : Rectangular/Rounded Construction as approved. (iv) Mode of Heating : Heating Elements/Diesel fired as approved.

(B) PRIMARY COMBUSTION CHAMBER: (i) Waste Charging Door : Provided with refractory lining with sealing gaskets (ii) Ash Removal Door : Provided with refractory lining with sealing gaskets (iii) Outer body meterial : Mild sheet 5mm (iv) Insulation bricks : 115mm thick (v) Primary Chamber material : Stainless Steel (vi) Waste Charging : manual (vii) Operating Temperature : 1000 degree C (viii) Cold Face insulation : Ceramic Wool. (C)SECONDARY COMBUSTATION CHAMBER: (i) Outer Body Material : Mild steel 5mm (ii) Insullation bricksthickness 114mm thick (iii) Operating temparature 1200 C (D)CHIMNEY : (i) Type : Self suppoorting base wtith guy wire support (ii) Material : Mild Steel (iii) Sampling platform: provided (iv) Top dia : 250mm (v) Height : 30 m

(E)OTHER FEATURERS SPECIFICATIONS (i) Type of incinerator :- Rotary klin type or Fixed Hearth type as approved (ii) Total Orgarnic Carbon (TOC) content in the slag/boottom ash is less tham 3% or their loss or ignition shall be less than 5% of the dry weight as prescribed under the BMWM rules (iii) The size of the operating through which the waste is charged shall be larger than the size of the waste bag to be fed. (iv) The volume of theprimary chamber shall be at least five times the volume of one batch. The Incinerator chambers shall also be fitted with a suitable provision of pressure gauges for measuring th air supply or flow rate. (v) Combuston air measurement through flow transsmitter should be provided and the dislplay shall be in PLC. (vi) A minimum negative draft of 1.27 to 2.54mm (or rounded to 2 to 3mm) of WC (Water Column) shall be maintained in the primary chamber to avoid leakage of gaseous emissions from the chamber and for safety reasons

(vii) Provision shall be made in the primary chamber to measure that Water Column Presssure by means of U-Tube manometer or digital display provision connected with PLC. (viii) The sides and the top portion of the primary and secondary chambers shall perferably have rounded corner from inside to avoid possibility of formation of black or cold pockets/dead zones. (ix) The refractory & insluation bricks shall have suitable thickness each & shall cofirm IS :8-1994 & IS: 2042 -2006 respectively. (x) The incinerator combustion chamber(s)should be designed for easy maintenance of all internal parts including the refractor and insulation. (xi) The materials used in the individual parts of the incinerator shall be heat resistance and shall with stand against the mechanical properties, oxidation corrosion etc. The Incinerator shell shall be made of mild steel plate of adequate thickness (minimum 5mm thick) & painted externally with heat resistant aluminium paint suitable to with stand temperature of 250 degree C with proper surface preparation and also the out side surface of the incinerator casing

being touched during normal operations should not exceed 45 degree to 50 degree C above ambient temperature and should be provided with a safety measure in the form of spikes or mesh around not surface which will prevent direct touch. (xii) There shall be a separate burner each for the Primary & Secondary chamber. (xiii) Each incineration system shall have graphic or computer recording devices as PLC based control panel wihich shall automatically and continuously monitor and record dates time of day batch sequential number and operating parameters such as temeratures in both the chambers as well as stack exit gas. (xiv) The incineration system must have an automatic emergency vent designed with a provision of valves and a compressor. The emergency vent shall remain closed and such provision it shall not emit flue gases of leakages during normal operation of the incinerator. (xv) Structural design of the chimney/stack shall be as per IS:6533-1989. The chimney/stack shall be lined from inside with natural hard rubber suitabe for the duty conditions and shall also confirm to IS:4682 Part-I 1994 or suitable.

(xvi) Thickness of fibre Reinforced Plastic (FRP) lining also be used to avoid corrosion due to oxygen and acids in the flue gas.The incinerator should have alarm system to alert the incinerator in the event of power failure,non-operation of the APCD, not maintaining adequate temparatures in primary and secondary chambers or in case of any emergency included the following : (a) Deviation from permitted range of PH of the scrubbed liquid (b) Deviation from perimitted range of ID Fan Temperature. (c) Low level of diesel. (d) Low temperature of primary chamber at the time of waste feeding (e) Exceeding of outlet water temperature (f) Fault in chimney lighting arrestor. (g) Failure of water and electricy supply (h) Failure of sole old vallue of any of the burners (j) Relevant operating parameters as per technology provider/design requirement. (xvii) The incinerator should have instruction plate(s) attached in a prominent location on the unit that clearly addresses of cleaning ashes and slag from the combustion

chambers(s) and cleaning of combustion air openings before starting the incinerator (where applicable) and operating procedures emergency shut down proceduresand procedures for loading waste (where applicable. (xviii) All the measures devices attached with the incinerator should have digital display and should have provision of connecting to the recording system, which should include fuel meter and separate energy meter (xix) The incinerator must have Air Pollution Control Device (APCD) to record and long all pollution/emission limitations. (xx) The incinerator must have features like settling chamber or in series, cyclones, bag house filters, fabric filters coated with catalysit ceramic filters, electrostatic precipitator or wet scrubbers (venturi scrubber)

Mist eliminator, droplet separator etc, including all other accessories and piping equipments as approved. (xxi) Fuel tank suitably fabricated out of mild steel provided with connection for supply, return, drain & vis checking of quality of fuel tank. (xxii) The Incinerator must have an emergency stack to vent out the gases in case power failure. (xxiii) It must have circulation pump reciprocating tank, inter connection piping ID fan, FD fan, instruments valves, dampers & fittings, etc. (xxiv) Electrical control panel with all electrical power, earth & control cabling. (xxv) The contractor shall provide suitable size of control panel powder coated MS body and provided with contactors, relays, switches indicators etc operative on 3 phase along with 3 Nos Earthing equipment of the following specification

Earthing complete with galvanised steel earth plate electrode 600×600× 6mm thick, buried directly and preferably vertically in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron strip of size 32x6mm (up to 7.5 m in length from earth plate ) by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point including earth work and excavtion in any type of soil, PCC 1:3:6 type C1 chamber and RCC 1:2:4 type B1 cover 40 mm thick, with 8mm dia steel deformed (TMT bars) reinforcement at 150mm c/c both ways, 20mm dia GI medium grade pipe for earth lead protection, 20 mm dia GI medium grade pipe for watering, water funnel, testing point etc complete all as specified and directed by Eng-in-charge and testing on completion. Note: The cost of control panel with accessories,Earthing 3 Nos including all equipment for Incinerator mentioned above shall be deemed to the included in the quoted unit rate for the Job.

M & L for point wiring with 1.5 sqmm (Nominal area ) PVC insulated Unsheathed cable FRLS grade with copper conductor , single core , multi stranded 1100 volts , ISI marked (IS 694) ( For Phase , neutral ) drawn through and including 20 mm dia concealed PVC rigid conduit ISI marked ,IS 9537 Part III heavy grade with conduit accessories including modular mild steel flush box and hylum sheet cover for fixing switches , socket,etc including 1.5 sqmm FRLS multistranded copper couductor cable as continuous earth wire complete and connecting the earth wire to common earth dolly for one light point/ fan/exhaust fan point controlled by one switch complete all as specified and directed.

M & L for point wiring with 1.5 sqmm (Nominal area ) PVC insulated Unsheathed cable FRLS grade with copper conductor , single core , multi stranded 1100 volts , ISI marked (IS 694) ( For Phase , neutral ) drawn through and including 20 mm dia concealed PVC rigid conduit ISI marked ,IS 9537 Part III heavy grade with conduit accessories including modular mild steel flush box and hylum sheet cover for fixing switches , socket,etc including 1.5 sqmm FRLS multistranded copper couductor cable as continuous earth wire complete and connecting the earth wire to common earth dolly for one 5 pin socket outlet,5Amps controlled by one way switch complete all as specified and directed.

M&L for sub main wiring with two runs of 4.0 Sq. mm PVC sheathed, copper conductor FRLS cable, 1100 Volt, and one run of 4 Sq mm PVC sheathed, copper conductor FRLS cable, 1100 Volt drawn through and including 25mm dia non metallic rigid PVC conduit heavy grade and conduit accessories,including removing unserviceable sub main wiring complete all as specified. Note: 3 runs of 4 sqm cable and one run of PVC conduit shall be measured as one length.

S & F MCB SP 6 to 32 Amp, 240 Volts , breaking capacity 10 KA C series complete all as specified.

S & F MCB SPN 6 to 32 Amp, 240 Volts , breaking capacity 10 KA C series complete all as specified.

S&F Integrated batten 20 W/18 W, 4 feet T5 fitting with all fixtures,extruded,white colour,indoor decorated aluminium polycorbonate,complete all as specified. Make: Havells/ Philips/Surya Roshini/ Wipro/ GE /Bajaj .

S&F ceiling fan 1200mm sweep energy saving model 5 star rating complete all as specified. Make- CG/HAVELLS/BAJAJ

S&F Fan regulator,electronic,mini step type for ceiling fan,complete all as specified. Make - Havells/ Bajaj/Crompton

S&F Exhaust fan heavy duty 300mm sweep, 900 RPM, AC single phase 230 volts with louver shutter (with mosquito net), including 1.50 sqmm flexible wire with copper conductor from ceiling rose to exhaust fan complete all as specified. Make - Turbo force of Havells or its equivalent in Bajaj/Crompton

Supply, laying & testing UG cable of size 3.5 core of 25 Sqmm XLPE,FRLS insulated screened PVC bedded galvanised steel strip or wire armoured electric power cables (heavy duty)1100 volts grade with aluminium conductor, laid in trench/wall with copper lugs,glands,etc complete all as specified.

M&L for cutting the existing road / PCC / drain for taking out / laying of underground cable including necessary earthwork excavation and making good to match with the exisitng surface complete all as specified and with PCC 1:3:6 type C1 by (using 20 mm graded stone aggregate) 100mm thick complete all as specified and directed.

Electromech Engineers