Maintenance and Repairs

Amount

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40mm dia. M.S. tube 1.5m 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.

Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

12 mm cement plaster of mix :

1:4 (1 cement: 4 coarse sand)

12 mm thick plain cement mortar bands in cement mortar 1:4 (1 cement : 4 fine sand):

Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coat of neat cement a)20 mm cement plaster

Extra for providing and mixing water proofing material in cement per bag of plaster work in proportion recommended by the manufacturers.

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

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50 mm hard wood plugs, screwed with M.S. screws of required length, including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete.

Taking out existing wooden door shutter, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames,including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge.

Repair to plaster of thickness 12mm to 20 mm in patches of area 2.5 sqm and under, including cutting the patch in proper shape, raking out joints and preparing plastering the wall surface with white cement based polymer modified self curing mortar, including disposal of rubbish, all complete as per the direction of Engineer-In- Charge.

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content.

With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre.

Finishing walls with water proofing cement paint of required shade

New work (Two or more coats applied @ 3.84 kg/10 sqm)

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

One or more coats on old work.

Renewing glass panes, with putty and nails wherever necessary including racking out the old putty:

Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm)

Cleaning of exposed Reinforced concrete surface reinforcement from rust to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, including loose and foreign material all complete as per direction of Engineer-In-Charge.

Filling cracks in walls with Nitoseal PU40 by making V grooves in the cracked portion by the authorised Manufacturer only of FOSROC after thouruoghly cleaning the wall of all dirt, etc complete as per the specifications of manufacturer & as directed by the Engineer in charge

Applying two coats of FOSROC Nitocote wall guard treatment including necessary colour pigment to get even shade as per manufacturer specification and as directed by the engineer in charge

Repairs to steel windows like provding suitable pegstays, handles, etc complete all asper the directions of EinC

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

P/F PVC SWR grade pipes of approved brand and manufacture including fixing it in position using solvent or cement mortar ,all complete as directed by Engineer-in-Charge

75mm dia

110mm dia

Providing and jointing SWR grade PVC moulded fittings/accessories confirming to ISI 13592 of M/s Supreme or equivalent of approved quality including jointing with seal ring and adhesiveor as per the manufacturers specification as the case may confirming to IS : 5382, leaving 10mm gap for thermal expansion , all complete as per the direcions of Engineer-in-charge.

Single equal TEE with access door 110x110 x110 mm diameter

Single equal Plain bend 110x110 mm diameter