HVAC works

Removing of refrigerant gas from the system, disconnection of copper pipes and electrical supply teriminations both from supply side, panels side and equipment side of the following VRV out door units, lifting the outdoors from terrace by using appropriate unloading means like hydra/crane or deric system, shifting to the new location as per design.

Existing supply and return air inside ducts in each lab bay in the UB Lab building to be dismantled and shifted to the designated location within campus, ensuring no damage for reuse in the new sports complex. Agency has to quote the rate that room is fully equiped with all lab equipments proper care has to be take to avoid any damage.

Removing of existing all sizes of copper refrigerant piping with proper care so as to reuse to the maximum possible extent. Pipe ends should be sealed to prevent dust entry and oxydisation. These pipes are to be flushed with dry nitrogen. Agency has to execute the work incordination with IISER team for joint measurement.

Installation testing & comissioning of following unit which includes necessarry civil pedastals by using MS stands, as recommended by OEM with suitable vibration isolation pads to avoid vibration etc as required.

Nominal Capacity -12 HP Capacity

Supplying, Installing, testing and commissioning of liquid / gas refrigerant hard copper piping of following sizes along with necessary fittings duly insulated with 19mm thick nitrile rubber insulation covered with interwoven glass fabric for UV and mechanical protection and necessary supports. The insulation over the exposed pipe work shall be finished with one coat of 500 micron ( 0.5 mm ) WFT Fire Retardant coating confirming to “Surface spread flame as per ASTM E 84, Fungal Resistance -ASTM D 3273 & ASTM G21, Weathering Resistance - ASTM D 6695, Surface Flammability - ASTM E 84, Resistance to fire at liquid stage-ASTM D 3278, Content of VOC- EPA 24, Resistance to water vapour permeance-ASTM E 96, Algal Resistance -ASTM D 5589, Rain Water Resistance-As per ASTM D 6904, Antimicrobial Efficacy -ASTM E 2315, Fungal Resistance -ASTM G21. Entire refrigerant piping work be carried out in accordance with the specifications and as per the design and combination between VRV out door units and VRV indoor units. Piping shall be of following sizes.

9.53mm Dia

19.05mm Dia

34.93mm Dia

Installation,testing and commissioning of removed piping, including vaccumiazation and Nitrogen testing and commissioning of Refrigerant of liquid / gas refrigerant hard copper piping of following sizes along with necessary fittings duly insulated with 19mm thick nitrile rubber insulation covered with interwoven glass fabric for UV and mechanical protection and necessary supports. The insulation over the exposed pipe work shall be finished with one coat of 500 micron ( 0.5 mm ) WFT Fire Retardant coating confirming to “Surface spread flame as per ASTM E 84, Fungal Resistance -ASTM D 3273 & ASTM G21, Weathering Resistance - ASTM D 6695, Surface Flammability - ASTM E 84, Resistance to fire at liquid stage-ASTM D 3278, Content of VOC- EPA 24, Resistance to water vapour permeance-ASTM E 96, Algal Resistance -ASTM D 5589, Rain Water Resistance-As per ASTM D 6904, Antimicrobial Efficacy -ASTM E 2315, Fungal Resistance -ASTM G21. Entire refrigerant piping work be carried out in accordance with the specifications and as per the design and combination between VRV out door units and VRV indoor units. Piping shall be of following sizes:

12.7 mm dia

34.93 mm dia

Supply and fabrication of structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a primer coat of approved steel primer all complete.

Supply,Installation,Testing and Commissioning of VRV Ductable Units comprising DX cooling coil, DIDW centrifugal fan with multi speed motor, insulated casing insulated rain pan, required PCB , The indoor units shall be suitable to work on cooling mode. The indoor units shall be suitable for operation on 220 ±6% volts, 50Hz, 1 phase AC power supply. The indoor unit shall be complete with pre filter & with wireless remote as per requirement .. This includes N2 pressure testing of the entire system covering Out door units, refrigerant piping and this indoor unit. the price included the fire retaurdent canvas connection , vendor to study the Lab areas and to design the suitable system and location of equipment so as to ensure that systems will have a proper service and maintanace access with good aesthetic appearance. Placement drawings should get approved by engineering Incharege. 5.5 TR with external static of minimum 76 pascals, minimum air qty of 1925 cfm, as per OEM nominal capacity. unit to be suitable with existing Daikin make VRV condensing comprising of all accessories as per the specifications. The work should proceed as per the given schedule, in phases, considering shutdown availability and UG block lab operations. (Make will be same as of Outdoor) Make: Daikin

Design, supply, instaltion of aluminum powder coated Jet Nozzle ( Double Skin Eye Ball Type) 250 mm Dia Nozzle Rotation in all Direction up to 30 Degree Horizontal & Verticle Direction. This includes required necks & control damper and required opening to be made on the exsisting duct etc as required. The work should proceed as per the given schedule, in phases, considering shutdown availability and UG block lab operations.

Supply, Instllation of automatic drain pump along with required pipe fittings, clamps and carryingout the interlocking wiring . This pumps should be capable of lifting the water minimum 6 mtrs head with removable reservoir, low noise with maximum of 16 to 18 db( a) with minimum flow rate of 20 LPH as required.

Dismantling of existing Air Handling Unit (AHU) including complete isolation and disconnection of connected supply/return ducting, refrigerant piping, drain lines, and all electrical/control cabling, dismantling of AHU assembly comprising fan section, VRV DX cooling coil, casing panels, and base frame. Also removing of Daikin VRV Control kit and expansion kit, Controller, sensors and associated electronic componenets. Item includes gas cutting of identified structural members of the fan casing / base frame for safe rigging, lifting, removal, shifting to the sports complex, complete with all tools, tackles, labor, and safety measures, as directed and to site requirements. Unloading of units from This activity should be carriedout properly as these required to be re assembled and re used for proposed areas. No extra amount shall be paid for any of the shortfalls and damages .Disconnection of power supply from the main HVAC panel and connected cabling and Unit mounted Variable frequency drive ( VFD) etc and shifting to sports complex. This activity should be carried out properly as these required to be re assembled and re used for proposed areas. AHU capacity : 7000 CFM (Make Edgeteck, Model No. ETU-080 H)

Removing existing ducts from UG block terrace in a safe manner and shifting of these ducts to the new proposed location. Proper cleaning of those ducts and use them to the max extent possible in the new design.Agency has to clean the terrace area after removal of the ducts.Vendor to provide deatiled sheet of usaged quantity along with drawings for exection. Executed quantity will be conisdered for the payment.

Re assembling of the above Air Handling Unit (AHU) at the designated location by fixing a base frame and required vibration isolation pads, carrying out necessary modifications/corrections to the AHU casing and internal structure, use of required fastners, Installtion of VRV DX cooling coil,drain tray, coil support frames. Fan assy , fan grid structural members for mounting fan, complete with all supports and reinforcements as per requirement. Providing and fixing food grade self adhesive EPDM gaskets as per requirment like between AHU panels and structural members to ensure airtight construction at all dismantled and modified sections, Installation and integration of Daikin VRV expansion kit and contol kit, Controller, sensors and associated electronic componenet, Refrigerant piping related integrating joints. complete with alignment, fasteners, tools, labor, and workmanship. Item also includes supply and fixing of required vibration isolation rubber pads, shims, U traps , associate materials for AHU capacity : 7000 CFM (Make Edgeteck, Model No. ETU-080 H). Nothing extra shall be paid.

.17.5 TR, 7000 CFM TSP : 50 mm

28 TR, 12000 CFM TSP : 55 mm

Supply,Installation, Nitrogen testing , Vaccuming and Commissioning of air cooled variable refrigerant flow modular type condensing units,each comprising of multiple scroll compressors all inverter driven, Refrigerant gas (R-410a) lubricating oil and all accessories as per OEM specifications. The condensing units shall be suitable to work on cooling mode. The minimum Energy Efficiency Ratio shall be as per ASHRAE STANDARDS 90.1 The condensing units shall be suitable for operation on 415 ± 10% volts, 50Hz, 3 phase AC power supply and , outdoor units to be mounted with suitable Vibration Isolation pads to avoid vibrations. The quoted price shall be inclusive of all trasnporattion, lifting to the terrace etc as required for the following capacities.Nothing extra shall be paid

Lifting,Installation, Nitrogen testing , Vaccuming and Commissioning of existing above serviced Daikin make air cooled variable refrigerant flow modular type condensing units,supply and , outdoor units to be mounted with suitable Vibration Isolation pads to avoid vibrations. The quoted price shall be inclusive of all trasnporation, lifting, shifting from Research block to the sports block terrace etc as required for the following capacities.Nothing extra shall be paid. Make : Daikin Model No.

Supplying, Installing, testing and commissioning of liquid / gas refrigerant hard copper piping of following sizes along with necessary fittings duly insulated with 19mm thick nitrile rubber insulation covered with interwoven glass fabric for UV and mechanical protection and necessary supports. The insulation over the exposed pipe work shall be finished with one coat of 500 micron ( 0.5 mm ) WFT Fire Retardant coating confirming to “Surface spread flame as per ASTM E 84, Fungal Resistance -ASTM D 3273 & ASTM G21, Weathering Resistance - ASTM D 6695, Surface Flammability - ASTM E 84, Resistance to fire at liquid stage-ASTM D 3278, Content of VOC- EPA 24, Resistance to water vapour permeance-ASTM E 96, Algal Resistance -ASTM D 5589, Rain Water Resistance-As per ASTM D 6904, Antimicrobial Efficacy -ASTM E 2315, Fungal Resistance -ASTM G21.

Supplying, Installing, testing and commissioning of following sizes Extra Hard CPVC drain piping for condensate complete with 9 mm thick nitrile rubber insulation in form of pipe sleeves covered with interwoven glass fabric for UV and mechanical protection, all required fittings and providing clean out plug at suitable location for roding the pipe when required as per technical specifications with all the necessary mounting accessories as required for complete installation.

40 mm dia

32 mm dia

25 mm dia

CFD Analysis for Badminton Court ADP Evaluation. Ensure the proposed ADP system meets required airflow patterns for badminton play areas, matching existing court configuration, with minimal gaps between courts and walls. Scope of work: 1. Conduct CFD analysis using OEM software 2. Evaluate ADP design for: - Discharge velocity - Intermediate velocity - Terminal velocity (40-50 FPM in play zone) - Cross-draft prevention - Return air placement for optimal diffusion 3. Simulate multiple scenarios for combination conditions 4. Provide detailed report with: - Analysis results - Recommendations for optimal ADP design - Airflow patterns and velocity profiles Requirements: - Air velocity in play zone: 40-50 FPM - Prevent shuttle cock distortion - Ensure full sweep effect with coordinated supply and return airflow Agency to submit a comprehensive report with findings and recommendations.

Installation of old ducting including round & rectangular by using required supports etc. All exposed round ducts to be duly painted with appropriate color.Indise and outside ducts to be cleaned properly. Agency has to submit the detailed drawing to Engineering Incharge before executing the work

Supply, installation, testing of factory fabricated rectangular/round 120GSM GSS ducting using class VIII sheets/coil,galvanised hardware & supports ,silicon sealant at all joints are designed with angle iron flanges with reverse design for all the joints minimum 5mm thick neoprene rubber gasket Along with required supports and accessories etc. This includes required vanes, drop catchers etc as per the standard design. Ducts are to be designed for reverse angle iron flanges

24 Gauge

22 Gauge

20 Gauge

Supply, installation, testing and commissioning of factory fabricated Smart PIR duct made out from CFC & HCFC Free closed cell polyisocyanurate foam “sandwitched” between aluminum foil of 80 micron thickness 20 mm. thermal conductivity ( 0.019 w/m.k), environment friendly (green building product), certified fire retardan BS 476, Class 0 galvanised hardware & supports ,This includes required vanes, drop/tap catchers etc as per the standard design.

Supply & installation of 32mm thick Duct Nitrile rubber Insulation Class 'O' Closed cell elastromeric material covered with 7mill factory laminated glass cloth.by using OEM recommended adhesive. Materials should be of FM global approved. The insulation will be coated with 2 Coats of UV Protective paint Weather protekt of fevicol make-For exposed ducting for supply air

Supply & installation of 25mm thick Duct Nitrile rubber Insulation Class 'O' Closed cell elastromeric material covered with 7mill factory laminated glass cloth.by using OEM recommended adhesive. Materials should be of FM global approved. The insulation will be coated with 2 Coats of UV Protective paint Weatherprotekt of fevicol make-For exposed ducting for return air

Supply and Installation of 10mm thick class 1 Acoustic insulation for the initial portion of supply air ducting. Material of construction shall be fibre-free elastomeric nitrile rubber foam with open cell structure by using approved adhessive.

Supplying, Fixing,testing and commissioning of fire dampers in supply air duct/main branch and return air path as and where required of required sizes i/c control wiring,the damper shall be motorized and spring return so as to close the damper in the event of power failure automatically and open the same in case of power being restored. The spring return action shall be inbuilt mechanism and not externally mounted. The damper shall also be closed in the event of fire signal complete as required and as per specifications.Fusible link type Fire Damper 16G GI sheet construction, 1 6G GI casing,and 16G GI blades 150 mm wide complete with chrome plated spindles, self lubricating bushes, 120 minute fire rating, as per UL-555,1995

Supplying, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc in confirmation to SMACNA/IS and as per specifications complete etc. as required.GI Volume control dampers along with required supports and accessories etc. 20 G blade, 18 G frame Chrome palted spindles, sel lubricating bushes, fully enclosed linkages, handle operation with position indicator and locking arrangment

Supply and fixing of alluminium drum jet diffuser With a bank of individually adjustable blades for horizontal adjustment of airflow, held within a rotating drum enabling vertical adjustment, direction upto 30 degrees horizontal and vertical direction This includes required Aluminum black chromate Control damper suitable for adjusting for airflow along with required supports and accessories etc. Or multi vaned drum deflectors cum air diffusing module to acheive requuired discharge/intermediate and teriminal velocities

Supply and installtion of aluminium black chromate collar dampers as per the required sizes for the supply air outlets

Supply and installtion of aluminum powder coated capsule grill with proper embeded means with the supply air ducts

Supply and instalation and adjusting of draft control cum deflecting modules with position locking system & indicators. These are required to be customised as per the required draft control as per the CFD analysis and design as required.

Supply & installation of draft monitoring cum control data information systems comprising of draft sensors & intermediate teriminal draft monitoring sensors, Common PLC with HMI for all zones with integrating and coordinating programme for ensuring that desired drafts at critical zones . This includes required design and programming of PLC. Required information to be extracted for configuration from CFD & other related information of ADP. system integrator Make: Autosys/SAS:

Supply, installtion, Testing & Commissioning of out door type Electrical panel comprising space for 2 sets of 3.7 KW VFD to install existing VFDs and associated switch gears and A/M shift, Local/Remote shift, Fire alarm integrator, common Digital controller in conjunction with AHUs and VRV condensing units. This should have lead and lag sequencing feature,temerature display. Incoming 100 Amps MCCB and Out goings : 1 No of 63A MCB, 2 Nos of 20A MCB for AHU starters & VFD, 4 nos of 32 A MCBs for condensing units, required MF meter, Inter locking control wiring, On/off push buttons indication lamps etc - For Gym (VFDs are not Included in this Item).

Supply, installtion, Testing & Commissioning of out door type Electrical panel comprising space for 2 sets of 7.5 KW VFD to install existing VFDs and associated switch gears and A/M shift, Local/Remote shift, Fire alarm integrator, common Digital controller in conjunction with AHUs and VRV condensing units. Incoming 200 Amps MCCB and Out goings : 1 No of 63A MCB, 2 Nos of 32A MCB for AHU starters & VFD, 4 nos of 40 A MCBs for condensing units, required MF meter, Inter locking control wiring, On/off push buttons indication lamps etc - For Badminton court (VFDs are not Included in this Item).

Supply, installtion, Testing & Commissioning of out door type Electrical panel comprising space for 4 sets of 3.7 KW VFD to install existing VFDs and associated switch gears and A/M shift, Local/Remote shift, Fire alarm integrator, common Digital controller in conjunction with AHUs and VRV condensing units. Incoming 160 Amps MCCB and Out goings : 1 No of 63A MCB, 8 Nos of 32A MCB for AHU starters & VFD, 4 nos of 20 A MCBs for condensing units, required MF meter, Inter locking control wiring, On/off push buttons indication lamps etc - For Bakset court (VFDs are not Included in this Item).

Supply, installtion, Testing & Commissioning of out door type Electrical panel comprising space for 1 set of 3.7 KW VFD to install existing VFDs and associated switch gears and A/M shift, Local/Remote shift, Fire alarm integrator, common Digital controller in conjunction with AHUs and VRV condensing units. Incoming 100 Amps MCCB and Out goings : 1 No of 63A MCB, 2 Nos of 20A MCB for AHU starters & VFD, 1 nos of 40 A MCBs for condensing units, required MF meter, Inter locking control wiring, On/off push buttons indication lamps etc - For Squash court (VFDs are not Included in this Item).

Design, supply, installation, testing, and commissioning of an auto scavenging system to reduce body odor, volatile orgonic compounds, and microorganisms. This includes programmers,motorized dampers for return duct and scavenge air duct and additional fresh air port and also necessarry interlocking control wiring, control panel with SMPS system to ensure effective air quality management.

Supply and charging by adopting auto charging mode and monitoring of all stages and it healthy ness for the above systems of R410A refrigerant gas based on the requirement during execution. Agency has to give prior information with necessarry quanity to the IISER Tirupati for approval.

Supplying and fixing following rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 300 mA along with IP65 Enclouser with connections, testing and commissioning etc. as required.

63 Amps 4 Pole 300mA

40 Amps 4 Pole 300mA

25 Amps 4 Pole 300mA

Supply of HVAC dedicated VFDs with minimum IP 21 rating and to be installed in the existing panel 5% non-saturating dual reactors on both rails of DC bus. Swinging chokes which do not provide full harmonic filtering throughout the entire load range are not acceptable. VFDs with saturating (non-linear) DC reactors to provide additional 3% AC chokes.Shall comply with requirements of IEC 61800-3 : 2004, Category C1 with 50m motor cable(Unrestricted Distribution). VFD shall be suitable to satisfactory work on 415 + 10% voltage range. Three-feedback PID controllers to control the speed of the VFD & other functions.VFD must have min. 1 PID controllers inbuilt VFD speed etc. as per requirement.Alpha numeric Graphical Display with inbuilt energy meter, ammeter, voltmeter etc. and shall be capable of displaying any 5 parameters simultaneously.BMS compatibility : RS-485 connector with BacNet over IP communication protocol VFD shall be capable of withstanding 100 K Amperes Short circuit current at Output terminals

3.7 KW VFD

7.5 KW VFD

CASSETTE TYPE SPLIT UNITS Supplying, Installation, Testing and Commissioning of Air Cooled Cassette type Air conditioners complete with Indoor unit(IDU), Out door unit (ODU), R-32/R410A/R-407 Green Refrigerant, wireless Remote, inbuilt drain pump, suitable for 400/230V, 50 Hz ,1 /3 phase AC supply, including surface / concealed copper Refrigerant piping with insulation (closed cell elastomeric nitrile rubber tubular pipe section) upto 5.5 Mtr (IDU to ODU), copper power and control cable upto 5.5 Mtr (IDU to ODU) including drain pipe, the system shall be capable of performing cooling, dehumidification, Air circulation, filteration & ventilation of following capacity with Scroll/rotary compressor with min 5 year Original Equipment Manufacturer (OEM) warranty both compressor and Printed Circuit Board (PCB) as specified. The system shall be able to deliver 100% of the rated capacity as per relevant IS Code. The lab testing reports as per IS: 1391 shall be submitted from National Accreditation Board for Testing and Calibration Laboratories (NABL) accredited as per International Electrotechnical Commission (IEC) 17025 standards/Central Power Research Institute (CPRI)/ Electrical Research and Development Association (ERDA)with Original Equipment Manufacturer (OEM) etc. complete as per CPWD specification and as per IS: 1391 as required.

Inverter Type- Cooling only - 3.0 TR with 5 Star BEE Rating

Supplying of following sizes of PVC insulated and PVC sheathed/ XLPE copper conductor armoured cable of 1.1 KV grade confirming to IS:7098 (Part-I) 1988 with upto date amendments duly ISI marked complete as required.

4x16 Sq.mm XLPE armoured copper cable

4x10 Sq.mm XLPE armoured copper cable

4x 6 Sq.mm XLPE armoured copper cable

Supply and laying of following control cables with required accessories like saddles etc.

4x 1 Sq.mm XLPE flexible copper cable

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing as required.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Upto 35 sq. mm (clamped with 1mm thick saddle)

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

4 X 16 sq. mm (28mm)

4 X 10 sq. mm (25mm)

4 X 6 sq. mm (25mm)

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray (Galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with two numbers GI Suspenders i/c base of suitable size GI angle, GI bolts & nuts, fastner etc as required.

100 mm width X 50 mm depth X 1.6 mm thickness

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray "bends" (galvanisation not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with two numbers GI Suspenders i/c base of suitable size GI angle, GI bolts & nuts, fastner etc as required.

100 mm width X 50 mm depth X 1.6 mm thickness

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray "Tee" (galvanisation not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with two numbers GI Suspenders i/c base of suitable size GI angle, GI bolts & nuts, fastner etc as required.

100 mm width X 50 mm depth X 1.6 mm thickness

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required.

Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required.

3 X 4 sq. mm wire

Supplying and fixing of Legrand DLP White Mini Trunking W32 mm x D20mm PVC with required accessories as required.

Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required.

5/6 A switch

15/16 A switch

3 pin 5/6 A socket outlet

3 pin 15/16 A socket outlet

Supplying and fixing following Modular base & cover plate on existing modular metal boxes etc. as required.

6 Module (200mmX75mm)

8 Module (200mmX75mm)

supply and fixing of 3core x4 sqmm copper flexible cable with required accessories as required along with pvc glands as required for work station power connection purpose

Providing and placing Desk Based Workstations with following specifications: Understructure, Screen and Cable management : Desk based system worktop supported on understructure made of MS Leg with arch share design as per the image in the specification of sleek section size 60 x 12 mm where Structure made from cold rolled steel,thickness min 1.2 mm. Epoxy powder coated spray paint, baked at temperature 200 C° coated of 70-80 micron thickness. Powder coating should be scratch resistance (cross hatch test 6x6 grid method). Screen :28mm thick offset Fully alumium frame screen with Combination of Fabric Pinup & marker board , and screen height of 360mm above the top. Wiremanagement: Completely concealed wiremanagement with vertical wire uptake from floor via MS power pole having removable cover one side and wire seperator for data and wire seperation (for both the sides of the table), segregates to hozizontal cable tray below aluminium flipper with soft closure Epoxy powder coated spray color, baked at temperature 200 C°.Raceways contain the horizontal cable channel that fitted with a modesty panel tidily and effectively with appropriate depth. Epoxy powder coated spray paint,baked at temperature 200 C° coated of 80-90 micron thickness. Powder coating should be scratch resistance (cross hatch test 6x6 grid method) Worktop :Worktop Made of 25mm thick E-1 grade particle board finished with 2mm PVC edge banding. E1 grade laminate with zero urea formaldehyde emissions (<or= 8mg/100 g oven dry board-perforated method) for better in-house air quality. This should comply with (EN 120-1992). The exposed edge of worktop shall be secured with 2mm thick PVC edge banding tape of approved colour. The height of Worktop shall be 740-760 mm from ground level. The particle board should be E-1 Grade with pvc edge banding. (the shade & design of the laminate, edge banding, powder coating, fabric will be finalized by the engineer in charge)

Linear workstation1200W x 600D x 1050H

Providing & supplying cantilever Chair . Chair Seat made up of insert moulded polyurethane foam upholstered with foam laminated mesh fabric, insert moulded foam assembled over a load bearing plastic seat cover, back made up of two piece injection moulded frame, inner frame upholstered with mesh fabric and mounted on the main assembly, back adjustable lumbar support for achieving comfortable seating posture, seat size 52.5 cm width , 54.0 cm depth , sub assembly back size 48.5 cm max. width, 62.0 cm height.(approx.), effective back height from Seat 57.0 cm. (approx.), polyurethane foam for seat moulded with density 65±4 kg/m3, sledbase leg frame welded assembly made of MS ERW round tube having outer dia 24mm (approx.) and thickness 2mm. including powder coating, based shoes on frame etc. all complete as per manufacturers specification. Product should be BIFMA gold rated SCSglobal certified for inhouse air quality. The manufacturer should have NABCB Certified ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, ISO 50001:2018. The product should be certified for Indoor Air Quality by SCS Global . The manufacturer should have an active BIFMA Membership. The manufacturing unit should be IGBC Gold Certified. The manufacturing unit should be IGBC Gold Certified. The chair comes with a 3-year warranty, guaranteeing its quality and durability. All specifications are completed as per the manufacturer's guidelines, approved samples, and the direction of the Engineer-in-Charge.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All Kinds of Soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level

1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 20 mm nominal size derived from natural sources)

Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge, for the following grades of concrete.: Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement.

All works upto plinth level:Concrete of M25 grade with minimum cement content of 330 kg /cum

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more

Providing and laying factory made Precast concrete solid blocks of 200 mm thickness of grade M10 made of C&D waste from approved manufacturer in superstructure above plinth level up to floor V level

Cement mortar 1:6 (1 cement : 6 coarse sand)

Centering and shuttering including strutting, propping etc. and removal of form work for :

Foundations, footings, bases for columns

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete

Hot finished welded type tubes

Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2 mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-incharge

Made of G.I. wire of dia. 4 mm, PVC coated to achieve outer dia not less than 5 mm in required colour and shade

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade

Two or more coats on new work

18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement : 5 coarse sand) finished with a top layer 6 mm thick cement plaster 1:6 (1 cement : 6 fine sand).

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content.

With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade

New work (Two or more coats applied @ 1.43 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm)

Comprehensive AMC of the VRF system for (2) Two years after sucessful completion of 1 year of Defect Laibility Period.

Comprehensive type Annual Maintenance contract (CAMC) of VRF units along with AHUs, VFDs for 1st Year for overall Capacity

Comprehensive type Annual Maintenance contract (CAMC) of Daikin make VRF units along with AHUs, VFDs for 2nd Year for overall Capacity

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