Chandigarh Administration Tender

Making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources) over 75mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling & dressing & finishing the top smooth. DSR 4.17

Providing and fixing 1.5 mm thick polycarbonate sheet to be fixed on the existing MS frame with self drilling machine screws complete in all respect to the entire satisfaction of Engineer-in-charge.

Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. DSR 10.1

12 mm cement plaster of mix: 1:6(1 cement: 6 fine sand) DSR 13.1.2

Chipping loose concrete average 1” thickness of Facias – RCC beams- chajjas Stairs, Slabs, Columns - etc. removal of loose mortar and cleaning the surface thoroughly to remove dust particles complete in all respects and to the entire satisfaction of the Engineer in charge.

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.

Pre-wetting the surface adequately and allowing to saturated surface dry conditions and applying coating of acrylic polymer based Acrocrete or equivalent make mixed with cement slurry @ 2 Kg. per bag of cement for proper bonding of old and new surface complete in position as per directions and to the entire satisfaction of Engineer-in-charge.

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.

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. DSR 14.72

Providing and laying 60 mm thick faciory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge. DSR 16.68

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge. DSR 16.83

Laying old cement cocrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost). DSR 16.84

Regrading terracing of mud phaska covered with tiles or brick, in cement mortar by dismantling tiles or bricks, removing mud plaster, preparing the surface of mud phaska to proper slope, relaying mud plaster gobri leaping and tiles or bricks, grouted in cement mortar 1:3 (1 cement : 3 fine sand), including replacing unserviceable tiles or bricks with new ones and disposal of unserviceable material to the dumping ground (the cost of the new tiles or brick excluded), all complete as per direction of Engineer-in- Charge. DSR 14.13

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 DSR 12.21.1

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.

Supply of common burnt clay F.P.S. (non modular) bricks tile class designation 10 of size 22.9x11.4x4.4cm complete in al1 respects and to the entire satisfaction of the Engineer in charge. NS.

Cement concrete pavement with 1:2:4(1 cement: 2 coarse sand :4 graded stone aggregate 20 mm nominal size), including finishing complete. DSR 11.7

Flush pointing with cement mortar 1:3 (1 cement : 3 fine sand) mixed with 2% of integral water proofing compound by weight of cement for flat tile bricks on top of mud phaska : With F.P.S. brick tiles DSR 14.18.1

Providing and applying water proofing treatment, after thoroughly cleaning the surface with wire brushes or other suitable material, thereby removing all the loose concrete, dirt, etc. After cleaning, first coat of primer shall be provided with equal mixing of Dr. Fixit URP or equivalent product with same quantity of cement. There after open fibermesh-150, size 2.5mm x 2.5mm, micro-reinforcement system for concrete made from 100% virgin polypropylene monofilament fibers shall be laid on the wet primer including overlapping of mesh as per manufacturers specifications, mesh shall be designed to control plastic shrinkage and settlement cracking. Thereafter 2 coats of acrylic polymer modified cementations coating of Dr. Fixit fast flex or equivalent product shall be provided. The material shall have properties like elongation at break 120% and 5 bar resistance to positive water pressure, adhesive strength ASTM D7234-0.8N/MM2, water vapour transmission as per ASTME96 of 0.7 perms and cracks bridging ability as per EN 1062-7 upto 2 mm. It shall be applied @0.42-0.50 Kg/Sqm in form of slurry. The work shall be got executed from authorised applicator of the company whose material is being used. There shall be span of 6-8 hours between 1st & 2nd coat, 2nd coat shall be laid perpendicular to 1st Coat. Coarse sand shall be sprinkled while the second coat is still wet. The application of material shall be air cured for 5 days and then ponding test shall be done, complete in all respect to the entire satisfaction of Engineer in Change. NS

Painting with aluminium paint of approved brand and manufacture to give an even shade . Two or more coats on new work DSR 13.63.1

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade Old work (one or more coats applied @ 0.83 ltr/10 sqm). DSR 13.112.2