PROVN OF AIR CONDITIONING FOR AUDITORIUM AT VSV GURGAON

Amount

Lum Sum for Supply, Design, Installation, Testing & Commissioning of water Cooled lnvertor scroll type Chilled water Central AC Plant of suitable capacity but minimum 120 TR (2x60TR working and 1x 60TR stand by) complete for Auditorium having, 600 seating capacity Hall including manager room, entrance foyer, snacks bar room, electric room, dressing room gents, dressing room ladies, audio visual room etc all as shown on drawings. The bidder shall submit complete design of central AC plant along with heat load calculation capacity of pumps/ motors, size of pipe, size of AC duct capacity of HWG,humidifire, cooling tower, AHU, expansion tank, LT panel, control cable, LT ·switchgear etc (alongwith technical data sheet and make) duly vetted by any IIT/NIT, for approval of accepting officer (through proper channel) before commencement of AC work, to achive desired condition as per Annexure 'VI & VII', and comprising of the following all as specified below and as directed. Note 1 :- (a) Contractor / bidder should submit complete design for the Central AC plant comprising of heat load calculations, working drawings of complete AC plant supported with design/calculations of each component within two months of the date of commencement of work through GE for the approval of Accepting Officer before execution of the work. (b) Contractor/bidder will be responsible for performance guarantee of complete AC plant to achieve the inside design conditions round the clock throughout the year with overall COP of the system not less than 3. Note 2 :- Rates quoted by the contractor shall be for complete finished work including cost of all labour, material, scaffolding, finishing as required with tools, plants, cartage, lift, taxes, tollage, octroi, royalties etc. All works shall be executed as per drawings and instructions of Site in-charge and shall include the supply and installation at site of all the equipment, ancillary materials as specified and all such items what-so-ever which may be required to fulfill the intent and purpose as laid down in the drawings. All materials shall be as per ISI specification and with IS certification marked wherever applicable. The material shall be duly approved by Garrison Engineer before incorporation in the actual work. The plant shall comprise of the following:- (BOQ Srl Item No.1.01 to 51)

EQUIPMENT :- Water Cooled Chilling Machines Supply, Installation, Testing & Commissioning of 2x60TR working and 1x60TR stand by water cooled Inverter scroll Chilling Machines fitted with hermetically sealed Inverter scroll compressors, mufti/single circuit chiller, water cooled shell & tube condenser, Microprocessor based BMS Compitable control panel, suitable for R-407C/R-41 0a Refrigerant, Shell & Tube Insulated Evaporator, Expansion tank of suitable capacity Control Mechanism of actual Cooling capacity.

SCOPE OF SUPPLY:- (a) 3No scroll compressor hermetic type complete with automatic capacity control, safety switches, forced feed lubrication system etc. as per specification. (b) 3 No:- Suitable capacity squirell cage induction motor with class 'F' insulation suitable for operation on 415 volts, 50Hz, 3 ph, A.C. supply (c) 3 No. Microprocessor based starter suitable for compressor motor complete with ammeter & CTs, over load protection, under voltage protection, protection against phase reversal & independent single phase preventers etc. complete as required. (d) 3 Set - Lubrication device consisting of automatic electric oil pump, oil cooler, oil strainer, automatic pressure regulating valve, oil heater, oil heater thermal switch etc. as per specifications. (e) 3 Set. - Matching Water Cooled condenser having Copper tube with Mechanically bonded aluminum fins. (f) 3 No. - Matching chiller for Chiller units. (g) 3 Lot- Refrigerant piping fittings, valves and accessories to interconnect compressor, condenser, chiller and expansion valve. (h) 3 Set- Microprocessor based control panel complete with all safeties, controls and Touch screen display as per specifications. (i) 3 Lot- Refrigerant line accessories comprising of safety valves, angle valve, liquid line indications. (j) 3 Lot- Suction line and chiller insulation with minimum 19mm thick polyvinyl nitril rubber insulation complete as required. (k) 3 Lot - MS Frame work for mounting the above condenser, chiller compressor and motor with base plate complete with anti vibration pads/springs. (l) 3 Lot- Initial / first charge of refrigerant gas and compressor oil. (m) 3 Lot- RCC foundation for the chillers units with anti vibration pads complete. (o) Minimum flow rate for chiller - 27.59 CMH. (p) Minimum flow rate for condenser - 34.48 CMH Note:- (a) Next higher capacity of chiller machine may be supplied without any extra cost to Govt. in case of non availability of capacity as specified. (b) The chilling unit shall be inspected by rep of AO at the factory premises of OEM before dispatch & rates are deemed to included for this aspect.

Supply, installation and testing of online electrostatic scale of non chemical panel to be fixed on sub header suitable for 2x60TR working and 1x60TR standby AC plant. The outer casing shall be of 304 grade stainless steel with both ends flanged and capable of preventing scale formation . This shall be suitable for water flow rate 900 LPM in each unit and dia of pipe shall be SS304 100mm in condenser circuit.

Centrifugal Mono Block type Chilled water pump set of suitable capacity (as per Design) capable of delivering min 160 USGPM of water each comprising of the following :- (a) 3 Nos :- Mono block type end suction pump with bronze impeller, SS Shaft, CI Body and mechanical seal with all accessories complete (02 working & 01 standby - Each of 50% cap) (b) 3 Nos -Suitable HP TEFC squirell cage induction motor with class 'F' insulation 2900 rpm, operating on 415 volts, 3 phase, 50 Hz A.C (02 Working & 01 standby - Each of 50% cap) (c) Lot Insulation of suitable thickness same as chilled water pipe line properly clamped to pump in two semi-circular sections as per specification. d) Lot-Mounting frame With Anti vibration pads. e) Lot - RCC/PCC cement concrete foundation for the pump unit (2 working simultaneously & 1 standby -Each of 50% cap). Note: The contractor shall provide the calculation for the discharge & head of pump along with design calculations after acceptance of tender. In case of deviation of head upto 40 Mtr no price adjustment shall be done. However beyond 40 Mtr of total head adjusted through a deviation order as applicable.

Centrifugal mono block type condenser water pump set of suitable capacity (as per design) capable of delivering min. 208 USGPM of water each comprising of the following and complete all as specified and as directed. (a) 3 Nos.-mono block type end suction pump with bronze impeller. SS Shaft. Cl body and mechanical seal with all accessories complete (02 working & 01 standby -Each of 50% cap) (b) 3No. -Suitable HP TEFC squirell cage induction motor with class F' insulation 2900 rpm , operating on 415 volts, 3 phase, 50 Hz A.C supply (02 working & 01 stanoby - Each of 50% cap). (c) Lot- Mounting frame with Anti vibration pads (d) Lot - RCC/PCC cement concrete foundation for the pump unit (2 working simultaneously & 1 standby -Each of 50% cap).

Centrifugal mono block type hot water pump set each for hot water circulation (1 Working + 1 standby) of suitable capacity (as per design) for AC Plant each comprising of the following :- (a) 2 Nos - mono block type pump with bronze impeller, SS Shaft. Cl body and mechanical seal with all accessories complete (1 working & 1 standby -Each of 50% cap). (b) 2 Nos - Suitable HP TEFC squirell cage induction motor with class 'F' insulation 2900 rpm , operating on 415 volts, 3 phase, 50 Hz A.C. supply (1 working & 1 standby - Each of 50% cap) .. (c) Lot- Mounting frame with Anti vibration pads. (d) Lot- RCC/PCC cement concrete foundation for the pump unit (1 working & 1 standby - Each of 50% cap).

AHU Double skin floor mounted type air handling units of suitable size fabricated & assembled complete, made of 43 mm thick panels consisting of GI casing of thickness 0.8mm outside layer and 0.8mm inside layer, injected at factory by moulding machine with CFC free polyurethane foam (PUF) insulation of minimum density 42 Kg/ M3 factory injected between them by injection moulding machine, complete with direct driven plug fan of required static pressure complete with blower section and filter section with filter of 10 micron at 90% efficiency, suitable No of heating & cooling coil as per design & recommendation of OEM, chilled water coil constructed out of copper tubes not less than 0.5mm thickness and aluminum fins, Suitable capacity TEFC drive squirrel cage induction motor 415 volts, 50 Hz , 3 ph , AC centrifugal access door etc. complete as per std. specification of suitable capacity and as per recommendations & Specifications of OEM, comprising of the following :- (a) Coil of copper tube and aluminium construction. (b) Pre filter as per OEM , Ultra sonic protection.. (c) Squirrel cage induction motors suitable for 415 volts, 50 Hz, AC supply meeting criteria as per ASHRAE standard 90.1 - 2007 and high efficiency. (d) Fan belt drive package. (e) Vibration isolators. (f) SS 304 drain Pan. (g) Drain pipe of suitable size. (h) Flexible duct 20 G. (j) Necessary control arrangement to switch off the fan in case of fire, indicating lamp & all safety precaution in a powder coated GI enclosure with necessary power and control cable as required. Note:- (i) The floor slope of AHU room shall be such that all condensate is made to drain outside AHU room. (ii) The AHU should have space for humidifier.

PAN type humidifier of suitable capacity made of SS sheet duly insulated and of suitable capacity to maintain RH as per annexure 'A' alongwith all necessary accessories such as steel water tank with float valve, water make up, overflow and drain connection, transducer shall be interlocked with the float switch supplied with humidifier and humidistat & controls etc. complete with necessary supports by MS structural steel as required, hangers, clamps supports from walls, floors and ceiling with painting with one coat of primer and two coats of paint to MS work complete all as specified and directed.

HOT WATER GENERATOR (HWG) Electrically operated Hot Water generator of suitable capacity (asper design) made of 8mm MS sheet and dish end made of 10mm MS having 16 gauge stainless steel !inning with heaters arranged in banks and controller and thermostat so that required qty of hot water is generated at 50 degree centigrade with nominal variation, including 100mm thick rasin bonded fiber glass insulation of 24 KG/M3 density finished with 1.25mm thick aluminium sheet cladding including necessary electrical panel with automatic controls including inlet and outlet connections for water complete with pressure release valve, low level cut-out, Auto-vent sight- glass all as per specifications complete as required and approved. (Degree of protection IP-52 with IS 2147)

Design, Supply, Installation, testing and commissioning of induced draft counter flow, vertical discharge type FRP cooling tower of suitable heat rejection capacity as per design or as per OEM recommendation, with ultra-voilet treated durable & high efficient PVC filling with integral louvers and drift eleminalors, open pan suitable for water distribution complete with hot FRP water basin, fitted with spray nozzles or having self rotating sprinklers, statically & dynamically balanced axial flow type fan direct driven or driven through reduction gear box with TEFC induction motor fan motor with blade 1 Nos suitable for 415 Volt & supporting structure , suction screen, make up quick filling arrangement, over flow and drain connections with necessary valves and suitable inspection ladder, access arrangement for cooling lower interior, installed on MS girders of suitable size fixed in masonry foundations with cement concrete footing, second class brick work and cement mortar 1:6 along with all necessary accessories, basin fittings, anti vibration mountings etc. including LT cable for power supply etc.

OUTGOING (a) Suitable Nos. TPN MCCB/ MCB, of suitable capacity as per design rating with adjustable thermal and magnetic setting, electrically operated as outgoing feeders for 3 Nos. chilling unit. (b) Suitable Nos. FP MCCB of suitable capacity as per design rating with OOL I star delta starter for motor, over load relay with built in single phasing protection and outgoing feeder to chilled water, condenser water & HWG . The compartment shall contain an indicating lamp with MCB for 'ON' status of pump motor. (c) Suitable Nos. FP MCCBs of suitable capacity as per design rating operated as out going feeder for CT fan motor panel. (d) Suitable Nos. FP MCCBs of suitable capacity as per design rating operated as out going feeder for AHU Panel Note:-1. Any other control/circuit bracket required for operation of plant shall be provided within quoted rate.

Design, supply, laying and fixing along the poles or passing through pipes or laid under floor or through walls etc joining and testing (XLPE insulated) galvanised steel strip / wire armoured electric cable 1100 volt grade heavy duty ISI marked with Copper conductor and overall served with an outer sheathed of PVC, of suitable cross section area and no of core of required length (from main LT Panel) complete all as specified and as directed for following:-

(a) For Chiller/ HWG /Pumps (Copper conductor cable).

(b) For AHU sub panel / CT fan motor sub Panel (aluminium conductor cable).

Supply laying and fixing along the poles or passing through pipes or laid under floor or through walls etc joining and testing of PVC insulated flexible electric cable 1100 volt grade heavy duty ISI marked with AL/CU conductor and overall served with an outer sheathed of PVC, of following cross sectional area, complete all as specified and as directed for following:- (a) For controls 3 x 1.5 Sqmm (copper) Note : Cables, Wires & End terminations :- Following are deemed to be included in the item rate quoted. :- (i) Cables be laid on cable tray/ surface/ in duct/ trench including clamps, ties, excavation work etc as required and specified. (ii) End termination with brass compression gland and aluminum lugs for various sizes of PVC insulated and PVC sheathed/ XLPE aluminium conductor cable of 1.1 KV grade as required and specified. (iii) Providing and fixing of control wiring / power cabling with various sizes of copper conductor armoured cable making connection etc as required and specified. (iv) Providing and fixing 25x5mm size GI strip for earthing. (v) Fabricating and installing of desired sizes of hot dip galvanised ladder type cable trays including horizontal vertical bends, reducers tees, cross memebers and other acessories as required and duly installed from the ceiling/ side walls with suitable size of channels/ angles with anti corrosion painting, full threaded GI rods etc. complete all as required & approved by Engr-in Charge. (vi) Any earth work and protection cover sand cushioning etc required to lay the cable in trenches are deemed to be included in the quoted rate. Earth work for cable be done as per specified standard manner.

Suitable quantity of Earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6.0 mm thick burried directly in ground (Earth pit not less than 2.25 m deep below normal ground level) surrounded from all directions with charcoal dust, salt and edge of earth plate not less than 1.5 m below ground level connected to galvanized iron strip 32x6mm as earth lead by means of bolts, nuts, check nuts and washers made of glavanized iron and protected by galvanized iron pipe light grade 40 mm bore and watering pipe 20mm dia medium grade with funnel and wire mesh as specified and connected all as shown in electrical plate No. 3 of SSR Part I including necessary earth work and excavation in any type of soil and PCC 1 :2:4 type B-1 in chamber and 80 mm thick precast RCC 1 :2:4 type B-1 using XPM weighing not less than 4Kg/Sqm for cover slab/coping complete all as specified. The GI earth strip & 40mm dia bore light grade GI pipe upto 7.5 metre deemed to be included in the rate quoted by the contractor complete all as specified and as directed. Note: (i) The unit rate quoted by tendrer is deemed to be include for necessary excavation, removal of surplus soil, PCC foundation, MS Iron Cover Etc. (ii) All panels (Main and sub panels) be connected minimum with one pair (two nos) of seperate earthing for each. (iii) All Chiller motors be connected minimum with one pair (two nos) of seperate earthing. (iv) All other electric motors/ euipments be connected with loop earthing from connected panel with suitable earth conductor of minimum size GI strip 25x3mm .(v) All terminations shall be made with proper lugs in the approved manner.

Suitable nominal sizes as per design / OEM recommendation of chilled plumbing pipes MS 'C' CLASS as per IS: 1239, inside/outside the building (with necessary clamps, vibration isolators and fitting like elbow,flanges, union etc. but excluding valves, strainers, gauges etc.) cut to required lengths and welded at joints .Chilled water pipe shall be insulating with closed cell Nitrile Rubber insulation of density 40-42 Kg/cum. The thermal conductivity of the material should not exceed 0.035 W/Mk at an average temp of 40 deg C. Nitrile insulation shall be apllied after pressure testing of pipe line and shall be fixed with OEM recomended Rubber based adhesive. The chilled water pipe line shall be finnaly wrapped with 7 milli fiber glass cloth and finally apply two coats of UV paint matching with building colour or as per Engr-in-charge decision. Note: (i) The pipes of sizes 150mm & below shall be MS 'C' class as per IS: 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS:3589 from minimum 6.35mm thick MS sheet for pipes upto 350mm dia and from minimum 7mm thick MS Sheet for pipes of 400mm dia and above. Minimum thickness of insulation for pipes should not be less than given below:-.

125 mm dia Pipe (25 mm thick Insulation)

100 mm dia Pipe (25 mm thick Insulation)

80 mm dia Pipe (19 mm thick Insulation)

65 mm dia Pipe (19 mm thick Insulation)

50 mm dia Pipe (19 mm thick Insulation)

40 mm dia Pipe (19 mm thick Insulation)

32 mm dia Pipe (13 mm thick Insulation)

20 mm dia Pipe (13 mm thick Insulation)

Valves, Strainers, Gauges etc (Qty and size as per design requirement) in chilled / hot water plumbing duly insulated to the same specification as the connected piping and adequately supported as required.

Butter Fly Valves (Manual) (Qty and size as per design requirement) with Cl body, Stainless steel disc, nitrile rubber seal & O ring, Minimum PN 10 Pressure rating for chilled water circulation of suitable size. Valves shall be insulation with the same as per pipe line insulation material .

Balancing valve, globe type, (Qty and size as per design requirement) Minimum PN 16 rated, balanced/high rangeability control valve duly insulated to the same specifications as the connected piping as per following specification. Nominal pressure PN16 Medium Temperature : As per design condition. Body Material: IS:210, FG 220 Cl Stem Material : ASTM A276, Disc Material : Stainless steel Disc Hand Wheel : Cast Iron Leakage Rate : No visible leakage Medium Type :Water

Y-type strainer ( Qty and size as per design requirement) with Cl/MS body, bolted cover, flanged ends, basket of brass/ bronze/ SS wire mesh complete with flanges, nuts-bolts, gaskets and flange drilling standard end connection with accessories etc. as required all as specified.

Non return valve of suitable size , qty and placed at location as per design, with dual plate of Cl body, Stainless steel plates, vulcanised NBR seal flanged ends and minimum PN 10 Pressure rating, all as specified.

Gun metal Ball Valve set of suitable size , qty and placed at location as per design, with and without Y strainer with bronze body, flanged end type for chilled / hot water circulation all as specified .

Three Way modulation valve ( Qty and size as per design requirement) with spring return function & fitting with modulating actuators controlled by electronic controller in chilled water lines at each air handling unit. The actuator shall have required shut off capability of minimum 4 bar rating. The valve shall be suitable size as per design size and duly insulated to the same specification as the connected pipe all as specified and directed.

Automatic air-vent (Qty and size as per design requirement) with Brass OT 58 body and cover, polyacetal lever, high density expanded polyethylene float, EPDM rubber plug, stainless steel spring, polyamide capm etc. suitable for minimum operating pressure of 10 bar and minimum operating temperature 115° C respectively, installed on all high points in the water piping system and as per design requirement to automatically remove the trapped air, installed on all high points in the water piping system to automatically remove the trapped air etc, as required all as specified and directed.

Industrial type pressure gauge 100mm size (Qty and size as per design requirement) with gun metal / brass construction isolating valve complete with all accessories as required.

Mercury-in-glass industrial type thermometers, qty and size as per design requirement, with gun metal / brass construction isolating valve complete with all accessories as required.

Water flow switches brass / polymer construction, qty and size as per design requirement, for water circuit complete with fittings, all as specified and directed.

Proportional cooling only thermostats, qty and size as per design requirement, for the Air Handling Units complete with required controls wiring/installation kit etc.as per design and as specified.

Proportional Heating only thermostats, qty and size as per design requirement, for the Air Handling/FCU Units complete with required controls wiring/installation kit etc. as per design and as specified.

Proportional humidistate for the Air Handling Units , qty and size as per design requirement, complete with required controls wiring/installation kit etc. as per designed drawings and as specified

Suitable Nominal sizes, qty and size as per design/OEM recommendation of condenser water pipes MS 'C' CLASS as per IS: 1239, along with necessary clamps, vibration isolators and fittings such as bends, tees etc but excluding strainer and gauges etc adequately supported on rigid supports/buried in ground including excavation & returning and filling etc complete all as specified and directed.

MS/Cl POT strainers, qty and size as per design and as per drawing, including packing material, fixing bolts etc and any alterations required for proper fixing all as specified and directed.

GI class 'B' pipe of suitable size as per design and drawing for cable protection & water supply connection of cooling tower, tank etc.

GI pipes for Drain pipes, laid qty as per design and approved drawing medieum class as per IS: 1239, inside/outside the building (with necessary clamps, vibration isolators and fitting like elbow.flanges, union etc. but excluding valves, strainers, gauges etc.) cut to required lengths adequtely supported and duly insulated with 13mm thick closed cell elastomeric nitrile rubber of class'O' insulation applied by adhesive confirming to standard specifications complete with type 3, grade 1 footing felt strip (as per IS; 1322 as ammended upto date) at joints.

Auto Air purge valve of brass construction of qty and size as per design and approved drawing .( Air vent will be fitted with an isolating ball valve- gun metal/ brass construction.

Flexible connections Flexible connector for pipe of required size and qty as per design and approved drawing having min 16 PN working pressure with anti vaccum rings complete with flanges, nuts, bolts, seal etc to be installes at chiller section and discharge.

Motorised combined fire damper of desiged size complete with control panel, inter connecting wiring at locations as shown in approved drawings complete all as specified and directed.

Duct insulation in AC/Attic space outside building with aluminium foil backed minimum 25mm thick closed cell chemically cross linked fire retardant polyethylene foam insulation of minimum density 32 Kg/cum. The thermal conductivity of the material should not exceed 0.035 W/Mk at an average temp of 40 deg C, complete with application with rubber based adhesive as per OEM recomandation including making good the damages to match with the existing specification of the building, complete all as specified and directed.

Acoustic insulation of duct as shown on approved designed drawing with minimum 25 mm resin bonded fibre glass, of min 48 kg/cum density, covered with and 28 Gauge Aluminium perforated sheet complete all as specified and directed.

Under deck insulation of the exposed portion of the roof/wall of AHU Rooms to be air conditioned with min 13 mm thick closed cell chemically cross linked' fire retardant polyethylene foam insulation of min density 30 Kg/cum and covered with aluminium foil complete wilh application with rubber based adhesive as per OEM recomandations complete all as specified. The thermal conductivity of the material should not exceed 0.035 W/MK at an average temp of 40 deg C including making good the damages to match with the exisiting specification of the building.

Design, supplying, installing, balancing, testing and commissioning of factory/ Site fabricated Galvanized steel sheet, rectangular ducting, qty and specifications as per design and approved drawing, complete with neoprene rubber gaskets, elbows, splitter damper vanes, hangars, supports as per SMACNA in accordance with design and approved shop drawings and as per desined specifications. NOTE FOR DUCT (i) The contarctor shall submit the shop drawings of ducting layout for the approval of the Accepting Officer before execution of work. (ii) The duct work shall be as per IS-655. (iii) The Galvanized steel sheet for duct work shall conform to class VIII with zinc coating of 120 gm/sq mtr as per IS-277(2003).

Flexible connection constructed of fire resistant double resin sleeve as per approved shop drawings and specifications, complete all as specified and directed.

Powder coated aluminium grill/Diffuser with volume control dampers, qty and specifications as per design and approved drawing, complete all as specified and directed.

Jet diffuser with volume control dampers for supply air, qty and specifications as per design and approved drawing, complete all as specified and directed.

GI volume control dampers, qty and specifications as per design and approved drawing, complete all as specified and directed.

Exhaust Fans of suitable capacity, qty and size as per design and approved drawing.

Powder coated extruded aluminium section fresh air grill, qty, size and specifications as per design and approved drawing, in weather maker room with volume control dampers, bird screen etc all as specified and directed.

HDPE make up tank qty and size as per design and approved drawing with air vent and drain connection & overflow, make up connection with float valve etc as required at site and complete all as specified and directed.

HDPE expansion tank as per design requirement complete with suitable FR-XLPE/XPE insulation min 13 mm thick, of minimum bulk density 28 + 4Kg/cum covered with vapour barrier and finished with min 0.5mm thick aluminium cladding applied with rubber based adhesive recommended by OEM complete with air vent and drain connection float valve, quick fill and control valves etc as required at site and complete all as specified and directed.

SITC of MS Powder coated perforated cable tray on wall , roof etcsha\l be of minimum 1.6 mm thickness, qty and size as per design and approved drawings.

Manning, Operation & maint for trouble free operations of AC Plant post provisonal completion, Water Cooled scrool type chilled water central AC plant of Capacity 3x60TR (2x60 TR working and 1x60 TR stand by) and connected Air Handling Unit, Cooling Tower, Control Panel/Electric Panel, Mono Pump set Unit and connected equipment/machinery etc by deploying qualified AC Plant Operator complete all as specified and directed by the Engg-in-Charge. Note :- 1. Rate to be quoted for per shift of 8 hours. 2. 01 No semi skilled operator shall be deputed on duty in one shift and should have adequate knowledge of AC Plant/HVAC System general maintanance and operation and should be fully aware of safety prequations while carrying out the services. 3. Though the plant shall be provisionally taken over by MES post completion of Phase-I, the same will remain in responsibility of contractor till the final completion of work. The shortcomings/defects if any shall be rectified for smooth running of plants. Cost of consumable like wire, thimble nuts bolts, fuses and tools megger, multimeter, tong tester, safety appliances for technicians shall be deemed to be including in the quoted rate. 4. The contractor shall maintain all the log sheets for installation duly printed and binded for operation of installation. The quoted rate shall inclusive of all stationary like running log book, break down and shut down register, duty rosters, attendence register etc. 5. This item shall commence after provisional completion i.e after successfull completion of Phase-I test of the AC Plant.

Note for all items:- 1. The quoted rates are deemed to be inclusive of all cost factor for the testing arrangements and successfully running and maintenance of the plant from provisional completion till completion of PH-II Tests. However, manning & operation of AC Plant after provisional completion shall be measured and paid separately under respective item of BOQ. 2. DEFECTS LIABILITY PERIOD: The defects liability period for this work shall be 24 [Twenty Four] months from the certified date of final completion of of the work. Condition 46 of IAFW 2249 (GCC) shall be deemed amended to this extent.

SHRI RAMSONS PROJECTS CORPORATION