Public Works Department Tender

1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

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.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :

1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for

Foundations, footings, bases of columns, etc. for mass concrete.

Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS: 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete.

Providing and laying Ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer) of 1st quality conforming to IS : 15622 of approved make in colours such as White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1 Cement : 4 Coarse sand), Jointing with grey cement slurry @ 3.3 kg/sqm including pointing the joints with white cement and matching pigment etc., complete.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

Two or more coats on new work

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade

Old work (Two or more coats applied @ 1.43 ltr/ 10 sqm) over existing cement paint surface

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of:

Asbestos Cement sheet

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall

25 mm nominal dia Pipes

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931 :

15 mm nominal bore

Providing and fixing CPVC ball valve of approved quality as per the direction of Engineer-in-Charge.

25 mm nominal bore

Providing and fixing pre-painted galvalume (PPGL) steel profile sheets AZ-150 of brand Tata Bluescope steel, Everest Industries Ltd. JSW steel Ltd., Jindal India Ltd. or equalavent (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50mm (+0.05%) total coated thickness with aluminium Zinc coating 150 grams per sqm as per IS:277, in 240 mpa steel grade, 5-7 microns epoxy primer in both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 mtr or as desired by Engineer-in Charge. The sheet shall be fixed using self drilling/ self tapping aluminium screws (Xylan) of size (5.5x55 mm ) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and i/c cutting to size and shape wherever required.

Providing and fixing pre-painted galvalume (PPGL) steel profile sheets AZ-150 of brand Tata Bluescope steel, Everest Industries Ltd. JSW steel Ltd., Jindal India Ltd. or equalavent (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50mm (+0.05%) total coated thickness with aluminium Zinc coating 150 grams per sqm as per IS:277, in 240 mpa steel grade, 5-7 microns epoxy primer in both side of the sheet and polyester top coat 15-18 microns using self drilling/ self tapping screws complete :

Ridges plain (500 - 600mm)

Providing and fixing PVC pipes of approved quality as per the direction of Engineer-in-charge.

110 mm diameter pipes

Providing and fixing PVC ball valve of approved quality as per the direction of Engineer-in-Charge.

110 mm nominal bore

Providing and fixing in position eaves or facia board with 19mm thick WPC solid board of 30.00 cm wide including fixing with bolts and nuts etc. all complete as per the direction of Engineer-in-charge.