Coba Treatment and Other Miscellaneous Works of Building of Govt. Model High School, Sector-28C, Chandigarh.

Providing and laying integral cement based water proofing treatment including preparation of surface as required for treatment of roofs, balconies, terraces etc consisting of following operations: (a) Applying a slurry coat of neat cement using 2.75 kg/sqm of cement admixed with water proofing compound conforming to IS. 2645 and approved by Engineer-in-charge over the RCC slab including adjoining walls upto 300 mm height including cleaning the surface before treatment. (b) Laying brick bats with mortar using broken bricks/brick bats 25 mm to 115 mm size with 50% of cement mortar 1:5 (1 cement : 5 coarse sand) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge over 20 mm thick layer of cement mortar of mix 1:5 (1 cement :5 coarse sand) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge to required slope and treating similarly the adjoining walls upto 300 mm height including rounding of junctions of walls and slabs. (c) After two days of proper curing applying a second coat of cement slurry using 2.75 kg/ sqm of cement admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge. (d) Finishing the surface with 20 mm thick jointless cement mortar of mix 1:4 (1 cement :4 coarse sand) admixed with water proofing compound conforming to IS : 2645 and approved by Engineer-in-charge including laying glass fibre cloth of approved quality in top layer of plaster and finally finishing the surface with trowel with neat cement slurry and making pattern of 300x300 mm square 3 mm deep (e) The whole terrace so finished shall be flooded with water for a minimum period of two weeks for curing and for final test. “All above operations to bedone in order and as directed and specified by the Engineer-in-Charge” With average thickness of 120 mm and minimum thickness at khurra as 65 mm. (As per DSR 22.7.1)

Providing gola 75x75 mm in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 stone aggregate 10 mm and down gauge), including finishing with cement mortar 1:3 (1 cement : 3 fine sand) as per standard design : In 75x75 mm deep chase (As per DSR 12.21.1)

Making khurras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate of 20 mm nominal size) over P.V.C. sheet 1 m x1 m x 400 micron, finished with 12 mm cement plaster 1:3 (1 cement : 3 coarse sand) and a coat of neat cement, rounding the edges and making and finishing the outlet complete. (As per DSR 12.22)

15 mm cement plaster on the rough side of single or half brick wall of mix : 1:4 (1 cement: 4 fine sand) (As per DSR 13.2.1)

Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead. (As per DSR 15.56)

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 (As per DSR 15.60)

Demolishing mud phaska in terracing and disposal of material within 50 metres lead. (As per DSR 15.27)

Demolishing brick tile covering in terracing including stacking of serviceable material and disposal of unserviceable material within 50 metres lead. (As per DSR 15.26)

Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm (As per DSR 13.46.1)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in : Cement mortar 1:4 (1 cement : 4 coarse sand) (As per DSR 6.4.1)

Distempering with 1st quality acrylic distember (Ready mix) having VOC content less than 50 grams/ litre of approved brand and manufacture to give an even shade : Old work (one or more coats) (As per DSR 13.81.1)

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. (As per DSR 13.91)

Providing and fixing of cupboard shutter consisting of 19mm thick commercial board with lipping all around and fixed with chowkhat frame with piano hinges and screws etc. and provide with Alum. handle (with base plate) and magnetic catcher. The board surface is to be painted with two coats of special quality synthetic enamel paint after primer coat and preparation of surface, complete frame is to be fixed with iron nails etc. complete in all respects and to the entire satisfaction ofthe Engineer in charge. (N.S.)

Providing and fixing 35mm thick phenol bounded factory manufactured solid flush door shutter ISI marked with both side commercial face in the existing chowkhat. The rate includes the cost of iron hinges, all necessary Aluminium fittings and painting two coats over one coat of primer after preparation of surface (special quality) complete in all respect to the entire satisfaction of Engineer-in-charge. (N.S.)

Providing and fixing golden champ wood chowkhat (kiln seasoned) 4 1/2" x 2 1/4"including cost of corner straps, iron hold fasts, hinges, screws,nails, fevicol etc. and painting two coats of wood preserver to sides of chowkhats. Rate includes the cost of dismantling of all damaged chowkhats and making good the damage to walls plaster and floors as required including, disposal of rubbish to the dumping ground the rate further includes the cost of painting two coats synthetic enamel paint over one coat of wood primer complete in all respect and to the entire satisfaction of Engineer-in-Charge. (N.S.)

Providing & fixing slit window shutter inner cover consisting of 25mm thick phenol bonded board including all necessary aluminium fitting i.e 2 nos tower bolt size 150 mm and 125mm one no door handle and 2 nos brass pivot two coats of special quality paint over one coat of primer complete in all respect to the the entire satisfaction of Engineer-In-Charge. (N.S.)

Preparation of plastered or concrete surfaces for oil bound distemper or emulsion or apex paint including sand papering the surface or scrapping by patti, applying filling with cement based putty (Birla, Jk or equivalent) to the required finish complete in all respect and to the entire satisfaction of Engineer-in-charge. (N.S.)

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