Repair and repainting of external walls of Barak hostel in IITG Campus (Group-B)

Amount

Damproofing in Walls

Surface preparation

Step-1 Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within the campus as directed by Engineer in Charge.

Step-2 Providing and applying Koster Polysil TG 500 or equivalent primer on the prepared surface as per manufacturers specifications, including cost of materials, labour, consumables, tools and tackles, etc., complete.

Step-3 Providing and applying Talrak Flexeal Elastic or equivalent waterproofing coating on the primed surface in two coats, as per manufacturers specifications, including cost of materials, labour, consumables, tools and tackles, etc., complete.

Step-4 15 mm thick plastering with cement mortar 1:4 (1 cement: 4 fine aggregate) over the water proofing treatment area admixed with Acrylic Polymer@ 10% by weight of cement.

Major Cracks Repairing in Brick Wall:

Cutting the existing crack in a 'V' shape groove cleaning the same with proper means Application of one coats of Epoxy Bonding Agent followed by application of Sika 214 non- shrinkage powder over the entire crack area and let dry. Finally plaster the surface wherever necessary.

Finishing walls with Acrylic Smooth exterior paint of required shade :

New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

Applying priming coat:

With ready mixed pink or Grey primer of approved brand and manufacture on wood work

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

(a) Two or more coats on new work

RYNAA CONSTRUCTIONZ INDIA (BID ID -3147625)

NARAYAN DEKA (BID ID -3148599)