CHC Maintenance 2022-23

Amount

Maintanace work

50.10.1:Steel work in built up G I tubular ( round, square or rectangular hollow tubes etc.) trusses 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

13.7.2:12 mm cement plaster finished with a floating coat of neat cement of mix:1:4 ( 1 cement : 4 fine sand)

13.21:Extra for providing and mixing water proofing material in cement plaster work in proportion recommended by the manufacturers.

50.10.2:Steel work for purlin/single section with G I pipes 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

50.13.1:9 mm cement plastering of mix : 1:3 (1 cement : 3 fine sand ) including all cost of materials, labour charges 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

13.60.1:Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade:Two or more coats on new work

OD92561/2022-2023: Water proof plastering with Cement Mortar 1:4 (1 cement : 4 fine sand) 12mm thick plaster finished with a floating coat of neat cement mixed with water proofing compound of approved make @ 2kg/m2 of mix floated hard and troweled smooth including all labour, material, conveyance charges etc complete. (Price 1 item 51.13.21.1)

OD92632/2022-2023:Engaging labor for dismantling GS sheet

OD92675/2022-2023:Engaging labor for cleaning open terrace, sunshade top etc. before plastering.

OD92838/2022-2023:Supplying and fixing 150 mm diz PVC half cut square section with bracket at end of sheet or tied roof for rain water collection including all cost and materials,conveyance,labour charges etc.complete

OD92858/2022-2023:Supplying and fixing 90 PVC pipe (4kg f/cm2) dia pipe to collect rainwater.

OD97144/2022-2023:Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch ofcorrugation as approved by Engineer-in-charge) 0.35 mm (+0.05%), total coatedthickness 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 scratchesduring transportation and should be supplied in single length upto 12 metre or as desiredby Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws ofsize (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical orcurved surfaces, excluding the cost of purlins, rafters and trusses and including cutting tosize and shape wherever required.

13.61.1:Painting with synthetic enamel paint of approved brand and manufacture to give an even shade:Two or more coats on new work

Bidder Name

P.SUNILKUMAR