ADDITIONAL WORK FOR WATERPROOFING OF POST OFFICE BUILDING AND FRONT OFFICE BUILDING AND ALUMINIUM WORK IN STATIONARY BRANCH IN PUNJAB AND HARYANA HIGH COURT, SECTOR 1, CHANDIGARH. CH TO SR TO MULTIUTILITY BUILDING AND MULTI-LEVEL PARKING IN PUNJAB AN

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 1:6 (1 cement : 6 coarse sand)

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

15 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand)

Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge 75 mm average thickness

Dashing Cement concrete 1:1½ :3 in R.C.C. beams, stairs, slabs, facias etc of average thickness 1” excluding steel reinforcement, centering and shuttering but including curing of the concrete complete in all respects and to the entire satisfaction of the Engineer in charge.

Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of Engineer-In-Charge Bars upto 12 mm diameter

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer- In-charge complete in all respect. SBR Polymer (@10% of cement weight) modified ementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer

Providing and Fixing chicken mesh on RCC beams, facias etc. wherever required with wooden gutties, nails and screws including drilling holes etc complete as per directions of the Engineer-in-charge.

Providing and applying two or more coat of water repellent on the existing surface for providing effective water repellence. The material shall be ready to use like FOSROC Nitocote SN 522 or equivalent. The product shall be colourless and under no circumstance shall change the colour of the surface, as such product shall be applied after conducting trials on different surfaces. The product shall be silicon based water repellent and shall comply to BS 6744-92 class A. The surface shall be cleaned with broghs before application of water repellent for optinal bonding and the material should be apply @ 1 ltr/7 sqm per litre with paint brush only including charges of ladders or scaffolding or crane upto 25 meter height complete in all respects and to the entire satisfaction of the Engineer in charge. NS.

Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622, of approved make, in all colours and shades, laid on 20 mm thick cement mortar 1:4 (1 cement : 4 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joints with white cement and matching pigments etc., complete Size of Tile 600x600 mm.