Name of Work:Maintenance of school building at JAWAHAR NAVODAYA VIDYALAYA under RD Manu Division for the FY:2020-21
Sl. No.
Item Description
1
Dismantling old plaster or pointing, raking out joints, cleaning and preparing the surface for replastering or re-pointing including disposal of rubbish to the dumping ground with all leads and lifts etc.complete as per direction of the Engineer- incharge.
2
Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete
3
Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sqm and under including cutting the patch in proper shape and preparing and plastering the surface of the walls complete including disposal of rubbish to the dumping ground with all leads and lifts including finishing even and smooth and curing complete as per direction of the Engineer in charge:With cement mortar 1:4 ( 1 cement : 4 fine sand ).
4
Wall painting with plastic emulsion paint (one or more coats ) of required colour of approved brand and manufacture on old work to give an even shade including preparation of surface as required complete as per direction of the Engineer in charge
5
Painting with synthetic enamel paint ( one or more coats ) of required colour of approved brand and manufacture on old work to give an even shade including preparation of surface as required complete as per direction of the Engineer in charge.
6
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 Engineerin-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.
7
French spirit polishing ( one or more coats of glue sizing ) on old work including preparation of surface clean, dirt and dust free, sand papered smooth as required complete as per direction of the Engineer in charge.
8
Providing and fixing on wall face unplasticised Rigid PVC rain water pipes (working pressure 4 kg/cm2) conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving10mmgapforthermalexpansion: Single socketed pipe - 75 mm OD
9
Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type-A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap forthermalexpansion. Bend 87.5 Degree 75 mm
10
Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50mm hard wood plugs, screwed with M.S. screws of required length including cutting brick work and fixing with cement mortar 1 : 4 (1cement : 4 fine sand) making good the wall etc. complete. 75 MM
11
Providing and fixing to the inlet mouth of rain water pipe PTMT grating with thickness of 8mm and weighing not less than 100gm. complete. 75 MM
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