Public Works Department Tender

Providing and applying for hermetically water proof sealing of vertical / horizontal expansion joint with approved make Poly Sulphide Sealant compound (two component elastomeric sealant) having 80% tensile modulus elongation, proper bonding with building surface complete with cleaning and preparing of building surface, applying polymer solvent primer, providing and fixing PU back up rod of suitable dia in expansion joint for core making, filling with Poly Sulphide Sealant (Sealant filling depth should be minimum half of the joint gap), finishing and smoothing the surface etc complete. The application shall be got done through the authorised applicator of the manufacture of compound

Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of following applications including surface preparation:
i) 1st layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/sqm.
ii) 2nd layer of Fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm.
iii) 3rdlayer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/sqm mixed with coarse sand @ 1.289 kg/sqm and water proofing cement compound @ 0.07 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30cm on parapet wall and tucked into groove in parapet all around.
iv) 4th and final layer of brick tiling with cement mortar (which will be paid for separately) For the purpose of measurement the entire treated surface will be measured.

Providing and laying three course damp proofing treatment in water
reservoir, sump, tank etc., with bitumen felt and blown type petroleum
bitumen at the rate of 1.6 Kg/sqm 1st, 3rd course and 2nd course with tarfelt including applying priming coat at the rate of 0.25 litre per sqm and
fillets and rounding corners, wherever required, complete..
Bitumen felt of type 2 grade 2 (Fibre base)

Providing Water proofing treatment over Roof, Wall, Chhajjas, Balcony with Diamond Shield and Sealer coat or equivalent at leakage/ seepage area consisting of the operation:
(i) Surface preparation roughening of surface, opening of cracks in ‘V’ groove in size of 5mm x 10m (WxD), filling of cracks with putty of Diamond shield with laying fiber glass mesh, Cleaning of surface by scrubbing with steel wire/ Nylon brush. Removing all dust particles and washing with adequate water to clean completely.
(ii) Providing and applying 1st coat of diamond shield or equivalent compound (having two component dry powder 80% Chemical 20% (chemical having 30% solid contents) making flexible waterproof and protective modified mortar with minimum thickness 70-80 micron after proper mixing of both the parts of compound along with laying of fiber glass mesh (of weaving size of 10x10 yarn/inch duly coated with alkaline resistant polymer). Allow the coating to set in natural air for minimum 2 Hrs. After 1st coat apply 2nd coat with minimum thickness 100 micron of the same compound. Allow the 2nd coat to set in natural air for minimum 4 Hrs. Total consumption of the diamond shield or equivalent in both coat should be @ 17.90 kg for 10sqm area.

Brick work with modular fly-ash lime bricks (FaLG Bricks) confirming to
IS:12894-2002 of class designation 4.0 in foundation and plinth in:
Cement Mortar 1:3 (1 cement : 3 coarse sand)

Providing and fixing at all height false ceiling consisting of frame work

Providing and making 15mm thick cement plaster on the rough side of
single or half brick wall of mix:
In cement Mortar 1:3 (1 cement : 3 fine sand)

Distempering with acrylic washable distemper to give an even shade On old wor (one or more coats)

Wall painting with acrylic premium emulsion (plastic) paint of required shade to give an even shade. On old work (one or more coats)

Providing and applying 2mm thick ready mix exterior grade approved make putty (like Birla wall care, Alltek Superfine W/R of (NCL), Asian, ICI, Nerolac, J.K. wall putty) on walls to make the surface smooth and even.

Dismantling lime/ cement plaster or skirting at any height raking out joints and cleaning the surface for plaster including disposal of rubbish within 50 metres lead

Dismantling precast concrete or stone slabs in walls partitions etc.including stacking within 50 M lead.Thickness up to 38mm

Repairs to plaster in patches of area 2.5 sq. metres and under including
cutting the patch in proper shape, raking out joints and preparing and
plastering the surface of the walls with cement mortar 1:4 (1 cement : 4
fine sand) complete including disposal of rubbish to the dumping ground
within 50metres lead :Thickness upto 15mm

Providing and replacing broken floor tile with vitrified floor tiles with soluble salt printing, of size 600x600mm with water absorption less than 0.5% and conforming to IS : 15622 of approved make, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand) including removing the broken tile and mortar, grouting the joints with white cement and matching pigments etc. complete: