Providing and Fixing Modular laboratory furniture in various government schools in Punjab

Amount

Providing and fixing Laboratory Tables Understruture consists of D-Frames Assembly, Horizontal members with Grantie Top and Cover Panels. These understructures shall be of 900mm Height as per site requirement or as per the Direction of Engineer-in-Charge. The measurement of understructure will be done from Top Surface Area. D-Frame Assembly All D-Frames assemblies should be manufactured from standard hollow metal sections; confirming to I.S. Code 7138:1973 (Indian Standard specification for steel tubes for furniture) and all sheet metal components should be of CRCA confirming to IS Code 513:1994. The dimensions of D Frame shall depend upon the depth of the understructure. The overall depth of D-Frame shall be 705 mm for 750mm Depth structure (Referred as F in Drawing) and 235mm for 750mm Depth Extended Frame (Referred as G in Drawing). All frame-work should be pre-treated with superior pure epoxy powder coated finish with 40-60 micron thickness. The structure of D-frame with horizontal units should withstand 10 degree tilt (backwards) without toppling. The D-Frames should have a provision to fix suspended storage cabinets. Side frame welded MS ERW tube of dimension 30 x 30 x 1.6mm thickness. Bracket for pipe : MS CRCA 2mm thick. Wall grounting bracket : MS CRCA 2mm thick.Levelling screws: 4 nos. of M-10 levellers (MS + Nylon) Adjustments possible with range 20mm. Anchoring bolt of Hilti make or equivalent.

Horizontal Members Horizontal memebers are used to join 2 D-Frames to form the structure. Horizontal members should be made from rectangular pipes of 1.6 mm thickness. Cross-sectional dimensions of the pipe should be 30 x 30mm with a minimum of 1.6 mm. They should be made of CRCA MS and coated with pure epoxy powder of 40-60 micron thickness. Horizontal members connect two D-Frames together by using C-clamps/U-clamps. Together with the D-Frames and Horizontal Members connected together, the skeletal structure of the work-bench is formed on which the worktop can be placed and the hanging-type storage cabinets shall be suspended. Horizontal Members determine the width of the lab workbench as they form the member (distance) between two adjacent D-Frames. They should be available in various widths of 450, 600, 900, 1050, 1200, 1350, 1500, 1650, and 1800. There must be 3 nos of horizontal members between two D frames. These horizontal units together constitute a table set.

Cover Panels All side cover panels and back panels, leg space panels, filler panels should be made from CRCA MS panels of minimum 0.8mm thickness with pure epoxy powder coating with thickness of 40-60 microns,bracket of min.1.2mm thickness

Work Top The complete structure shall be provided with a Worktop made of 20mm (+/- 2mm) thick Jet Black Granite. The exposed edges of the worktop should be chamfered and smoothened and polished. The bottom of the worktop should be polished and there should be a V-groove throughout the length of the exposed edges to protect the cabinets from coming in contact with the spillages. The overhang on the storage cabinet is 25 mm at the front side and 30 mm at the sides. The backing material used is a neoprene mat of 6 mm thickness, which should be pasted on the frame structure using SR Glue. A representation the worktop edges is shown. The joints between granite must be filled using black silicon sealant and masking tape must be used while installation to ensure proper filling.

Laboratory WorkBench - Storage Units Providing and fixing Work bench Storage cabinets of required colour schemes. The storage cabinet shall be Welded body with load bearing members such as top, bottom and stiffeners made of 0.8 mm thick CRCA Sheet. A drawer separator shall be provided made of 1.2mm thick CRCA sheet. The storage unit shall be provided with a shelf made of 0.8mm thick CRCA sheet which is adjustable to 6 slots of 40- 60mm. Each shelf to have load carrying capacity of 40 kgs. Shutter provided is over-closing with 270 degree opening. It has a sandwich construction with profile as a sound dampener. The drawer shall be Welded filled with profile as sound dampener Single piece construction with an over closing drawer as per manufacturer specifications and directions of Engineer in charge. The complete storage unit should be pure epoxy powder coated with thickness of 40-60 microns and is suspended from tubular structure, with an overlay shutter. The cabinet has a corrosion resistance magnetic strip as shutter catch, shutter and drawer are equipped with 180 degree cam lock. Semi recessed handle and SS-304 five knuckle overlay hinge with 270 degree opening. Drawer and Shutter shall be provided with a lock 180 Degree cam with 4mm thick lever. Cabinet fixing brackets shall be of 2mm thickness. (Note: Rate does not include the cost of basic understructure.Cost of understructure will be provided in Item No 1. All the above items should be as per photo, sketch specifications & direction of engineer-in-charge.) Storage unit of Size 600mm(W) x 450mm(D) x 675mm(H) with 1 Drawer and 2 Shutters

Laboratory Work Bench - Sink Unit Providing and fixing Sink Units of size 750mm(W) which comprises of Sink Cabinet, Polypropylene Sink Unit and 1-Way Goose Neck 360 Degree revolving Faucet. As per SBD or DNIT

Laboratory Tables - Reagent Racks Providing and fixing 2 Tier Island Bench Reagent Racks of size 1050mm(L) x 300mm(W) x 680mm(H). It should be complete modular design consisting of 2 stage horizontal storage shelves made of minimum 1.2 mm thick frame. Shelf : Fixed-Type reagent shelves have 1.2mm thickness consisting of 2 stage horizontal storage shelves made of minimum 1.2 mm thick frame. CRCA MS with pure epoxy powder coating and having 4 cutouts of 3 module for electrical switches and sockets on a raceway running under the shelves. It should have provision for placing Granite pieces. All the members are knock down and can be restructured.The the metal part cutout should be of 0.8mm thickness.The finish should be pure epoxy coating of 50micron thickness.Load carrying capacity of 70kg for Island table. All the above items should be as per photo, sketch specifications & direction of engineer-in-charge. Size 1050*300*680 mm

Providing and fixing 2 Tier Wall Bench Reagent Racks of size 1200mm(L) x 150mm(W) x 680mm(H). It should be complete modular design consisting of 2 stage horizontal storage shelves made of minimum 1.6 mm thick frame. Shelf : Fixed-Type reagent shelves have 1.6mm thickness consisting of 2 stage horizontal storage shelves made of minimum 1.2 mm thick frame. CRCA MS with pure epoxy powder coating and 2 having cutouts of 3 module for electrical switches and sockets on a raceway running under the shelves including necessary wiring etc. All the members are knock down and can be restructured.The the metal part cutout should be of 1.00 mm thickness.The finish should be pure epoxy coating of 40-60 micron thickness.Load carrying capacity of 70kg for Island table. All the above items should be as per photo, sketch specifications & direction of engineer-in-charge. Size 1200*150*680 mm

Work Tables - Electrical Trunking Providing and fixing Electrical Trunking of size 220mm(L) x 90mm(H) for housing electrical switches and sockets including electrical wiring within table complete. Trunking top panel, bottom panel and body should be made from minimum of 1 mm thick CRCA MS sheet with pure epoxy powder coating of 40-45 microns. The front surface that houses the electrical points should have a slope. All the above items should be as per photo, sketch specifications & direction of engineer-in-charge including wiring, provision of switches, sockets etc complete in all respects. 6 A (1M), 6 pin shutter socket (2M),3 modular plate including wiring within table

16 A (1M), 6 pin shutter socket (2M),3 modular plate including wiring within table

LPG Gas Valves Providing and fixing laboratory grade 1 way LPG gas valve made from high quality brass forging grade as per IS :8737 (2007) and machining grade as per IS 319 to avaoid porosity and leakage. Taps are powder coated with glossy epoxy fusion bondd. pneumatic test at 250 psi, hydraulic test at 125 psi, bursting test at 500 psi. Valves should be identified with service indexes in the color coding as per DIN 12920. all the above items should be as per photo, sketch specifications and direction of engineer in charge

Providing and fixing laboratory grade 2 way LPG gas valve made from high quality brass forging grade as per IS :8737 (2007) and machining grade as per IS 319 to avaoid porosity and leakage. Taps are powder coated with glossy epoxy fusion bondd. pneumatic test at 250 psi, hydraulic test at 125 psi, bursting test at 500 psi. Valves should be identified with service indexes in the color coding as per DIN 12920. all the above items should be as per photo, sketch specifications and direction of engineer in charge

Lab Top units Providing and supply of Welded Top Units : Over head cabinets are Pure epoxy powder coated with thickness of 40-60 microns and should be fixed on the wall. The cabinet will have a corrosion resistance magnetic strip as shutter catch, shutters are to be equipped with 180 degree cam lock. PP constructed semi recessed handle to be screw fitted to the shutters. Hinges are of SS-304 knuckle overlay type with 270 degree opening and 2 nos of hinges are to be screw fitted to each shutter and cabinet. Unit Construction : It will be Welded body construction of CRCA sheet confirming to IS code 513 :1994 with load bearing members such as top, bottom and stiffeners should have a minimum thickness of 0.8 mm. Shelf : will be made of 0.8mm thickness which should be adjustable to 6 steps of 50mm.Each shelf to have load carrying capacity of 40 kg. Shutter will be over-closing type. It has a sandwich door construction with shutter front & shutter cover with 1.2mm thick hinge stiffener. Empty gap should with filled with 15mm thick paper honeycomb for sound dampening. Units will be of size 450x320x674mm

Lab Stool 1.SEAT ASSEMBLY:The seat is made up of 1.2±0.1 cm thick flat plywood measured as per QA method described in OCP-QLTA-P14-18 with moulded Polyurethane foam upholstered with replaceable synthetic leather covers.The seat size will have diameter of 40cm of adjustment 360° Revolving type. 2. BACK ASSEMBLY (available with S1M4HC/ S1M4NC model): The back foam is designed with contoured Lumbar support for extra comfort. The upholstery is available in synthetic leather. BACK SIZE: 45.0 cm (W) covered with polyurethane foam. 3.HIGH RESILIENCE (HR) POLYURETHANE FOAM: The HR polyurethane foam is moulded with density = 45 +/-2 kg/m3 and Hardness load 16 ± 2 kgf as per IS:7888 for 25% compression. 4. HEIGHT ADJUSTMENT: The manual height adjustment is very easy to operate with a help of a knob.It can be easily locked at a comfortable position. 5. PEDESTAL ASSEMBLY (FOR S1MXHC/ S1 M4HC): The five-prong pedestal is fabricated from 0.2 ±0.02 cm thick HR sheet (IS : DD 1079/HR ), powder coated ( DFT 40-60 microns ) and fitted with an injection moulded black Polypropylene Hub Cap and 5 nos. twin wheel castors. The pedestal is55.0±0.5 cm pitch circle diameter (65.0±1.0cm-with-castors). Circular foot ring of 052.0±0.2 cm made up of 01.9±0.2 x 0.12±0.0096 cm thk MS ERW Tube for foot support in High-base stool. 6. PEDESTAL ASSEMBLY (FOR S1MXNCI S1M4NC): The five-prong pedestal is fabricated from 0.2 ± 0.02 cm thick HR sheet ( IS : DD 1079 / HR ), powder coated ( DFT 40-60 microns )and fitted with an injection moulded black Polypropylene Hub Cap and 5 nos. twin wheel castors. The pedestal is 55.0±0.5cm pitch-circle diameter (65.0±1.0cm with castors). All metal pieces shall be welded strongly and confirmity with CO2 welding shall be used. 7.TWIN WHEEL CASTORS: The twin wheel castors are injection moulded in Black Nylon.

Methodex Systems Pvt Ltd