Name of work-Replacing of polycarbonate sheet painting and miscellaneous works in himadri hostel at IIT Delhi. Sub Head - Civil Work

Amount

Sub Heading 1

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 metres lead : With cement mortar 1:4 (1 cement : 4 fine sand)

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. Complete

3) Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after .The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge .The elevational area of the scaffolding shall be measured for payment purpose .The payment will be made once irrespective of duration of scaffolding. Note: - This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done.

4) Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

5) 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 @ 2.20 kg/10 sqm)

6) Providing and fixing stainless steel ( Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners , stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-incharge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.).(Note :this work will be executed from ground to 9th floor and nothing extra shall be paid on account of Height )

7) Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works .(Note :this work will be executed at 9th floor level and nothing extra shall be paid on account of height )

8) Providing and fixing carbon steel galvanised ( minimum coating 5 micron) dash fastener of 10 mm dia double threaded 6.8 grade (yield strength 480 N/mm2), counter sunk head, comprising of 10 mm dia polyamide PA 6 grade sleeve, including drilling of hole in frame , concrete/ masonry,etc. as per direction of Engineer-in-charge. : 10 x 60 mm

9) Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

10) Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

11) Supply & Fixing of 16 mm thick Polycarbonate multiwall sheet ( 2 cells & 3 Walls ) as per drawing and as directed by engineer in charge having weight of 2.7 Kg/sqmtr. The sheet Should have linear thermal expansion of 0.000065 /K & thermal conductivity 0.20 w (m-k). Sheet shall be remain stable between - 40C to 120C. Length & width of the sheet should be as per detailed drawings & design. polycarbonate sheet should have 50 microns Co-extruded UV protected on top Layer (exposed to Sun ). Poly carbonate sheet shall not remove any toxic fumes and hence pose no hazard to human life in case of fire. The sheet shall be fixed with 3mm thick and min. 58mm – 60mm wide Aluminum flat/Glazing Bar on the longitudinal joint & applied with a layer of EPDM rubber over the sheet. The joint between sheet & the Aluminum Joint shall be fully filled with RTV silicon sealant of approved make to avoid water leakage from the joint complete as per drawing and as directed by engineer in charge. The sheet shall be fixed to the structure with help of SDST screws.(Structural steel should be paid in relevant item). (Make: Tuf Lite ,GE lexan or polygal brand )

12) Polishing & Buffing of stainless steel ( Grade 304) railing made of Hollow tubes,channels, plates,flats etc., including , grinding, welding of members (wherever required) at all floor levels as per approval of Engineer-in-charge, (for payment purpose only elevational area of stainless steel railing members shall be considered , nothing extra shall be paid on account of height).

13) Providing and fixing powder coated Aluminium Z Section Flashings/ Aprons, 1mm thick for the junction of polycarbonate sheet , Civil work & MS Structure, projecting 500mm from wall using self drilling/ self tapping screws with insertion of EPDM rubber complete.

ashika enterprises

RAKESH DUTT SHARMA & SONS

SINGH ENTERPRISES