Maintenance and repairing staff quarters (old Forest Station) in Pulpally Forest Station of Chedleth Range 2025-26

Maintenance

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

13.43.1 Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface:Water thinnable cement primer

13.111.1 Finishing walls with acrylic smooth exterior paint of required shade:Old work(Two or more coat applied @ 1.67ltr/10sqm)on existing cement paint surface.

13.98.1 Wall painting with plastic emulsion paint of approved brand and manufacture to give an even shade:One or more coats on old work

13.99.1:Painting with synthetic enemel paint of approved brand and manufacture of required colour to give an even shade : one or moore coats on old work.

50.10.1: Steel work in built up G I tubular(round,square or rectangular hollow tubes etc.) trussess etc. including cutting,hoisting,fixing in position and applying a priming coat of approved steel primer,including welding and bolted with special shaped washers etc. complete.

12.50 Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+0.05%), total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on 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 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws of size (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

12.51.1 Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+ 0.05%) total coated thickness, zinc coating 120 grams per sqm as per IS:mm(+0.05%) total coated thickness, Zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling/self tapping screws complete:Ridges plain (500-600 mm)

15.7.4 Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge.In cement mortar

17.2.1 Providing and fixing white vitreous china pedestal type water closet (European type W.C. pan) with seat and lid, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever), conforming to IS : 7231, with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required:W.C. pan with ISI marked white solid plastic seat and lid.

17.7.3 Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require:White vitreous china wash basin 550*400mm with a pair of 15mm C P brass pillar taps.

16.78.2:Construction of granular sub base by providing close graded material conforming to specification,mixing in a mechanical mix plant at OMC,carriage of mixed material by tippers to work site,for all leads & lifts spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achive the desired density complete as per specifications and directions of Engineer in charge, with material conforming to grade II having CBR value 25.

16.68:Providing and laying 60mm thick factory made cement concrete interlocking paver block of M30 grade made by block making machine with strong vibratory compaction, of approved size,design and shape,laid in required colour and pattern over and including 50mm thick compacted bed of coarse sand ,filling the joints with fine sand etc. all complete .

11.39:Providing and laying rectified glazed ceramic floor tiles of size 300*300mm or moreof 1st quality conforming to IS 15622,of approved make in colours white,ivory,grey,fume red brown,laid on 20mm thick cm 1:4 including grouting the joints with white cement and matching pigments etc. complete.

8.31:Providing and fixing 1st quality ceramic glazed wall tiles conforming to IS 15622,of approved make in all colours shades except burgundy, bottle green , black of any size in skirting riser of step and dados, over 12mm thick cm 1:3 including grouting the joints with white cement and matching pigments etc. complete.

9.119:Providing and fixing factory made P.V.C. door frame of size 50x47 mm with a wall thickness of 5 mm, made out of extruded 5 mm rigid PVC foam sheet, mitred at corners and joined with 2 Nos. of 150 mm long brackets of 15x15 mm M.S. square tube, the vertical door frame profiles to be reinforced with 19x19 mm M.S. square tube of 19 gauge, EPDM rubber gasket weather seal to be provided through out the frame. The door fame to be fixed to the wall using M.S. screws of 65/100 mm size, complete as per manufacturer's specification and direction of Engineer-in Charge.

9.120.1:Providing and fixing factory made panel PVC door shutter consisting of frame made out of M.S. tubes of 19 gauge thickness and sized of 19 mm x 19 mm for styles and 15x15 mm for top & bottom rails. M.S. frame shall have a coat of steel primers of approved make and manufacture. M.S. frame covered with 5 mm thick heat moulded PVC 'C' channel of size 30 mm thickness, 70 mm width out of whicj 50 mm shall be flat and 20 mm shall be tapered in 45 degree angle on both side forming styles and 5mm thick, 95 mm wide PVC sheet out of which75 mm shall be tapered in 45 degree on th inner side to form top and bottom rail and 115 mm wide PVC sheet out of which 75 mm shall be flat and 20 mm shall be tapered on both sides to form lock rail. Top, bottom and lock rails shall be provided both side of the panel. 10 mm (5 mmx2) thick, 20 mm wide cross PVC sheet be provided as gap insert for top rail & bottom rail. paneling of 5 mm thick both side PVC sheet to be fitted in the M.S. frame welded /sealed to the styles & rails with 7 mm (5 mm + 2 mm ) thick x 15 mm wide PVC sheet beading on inner side, and joined together with solvent cement adhesive. An additional 5 mm thick PVC strip of 20 mm width is to be stuck on the interior side of the 'C' Channel using PVC solvent adhesive etc. complete as per direction of Engineer -in-charge, manufacture's specification & drawing.30mm thick plain PVC door shutter.