Repairing and painting RCC roof of the Ammonia control room building in FACT UC.

Repairing and painting RCC roof of the Ammonia control room building in FACT UC.

Dismantling and removing the existing weather proofing work of brick jelly concrete and flooring, tiles inclusive of cement mortar/plastering/asphalt layer etc. if any laid over roof slabs and cleaning the surface well for re plastering at all heights including stacking serviceable materials for re-use as directed and disposal of the debris to the low lying areas up to a distance of 5KM.

Dismantling and removing the existing APP (Atactic Polypropylene Polymer) modified 4 mm thick water proofing membrane, and cleaning the surface well for re plastering /applying water proofing coating at all heights including stacking serviceable materials for re-use as directed and disposal of the debris to the low lying areas up to a distance of 5KM.

Dismantling and removing carefully the existing brick/rubble/laterite masonry in cement mortar at all levels and conveying and depositing the debris and stacking the serviceable material at places pointed out within a distance of 150M

Dismantling and removing the existing CC/RCC works and conveying and depositing the debris at places pointed out within a distance of 150M as directed by Engineer-in-charge

Cleaning the loose particles,dust, oily/greasy materials,bitumen dippings,sealants etc. on the road surface/floor at different levels with broom / wire brush & water washing, air compressor etc. with all charges as per departmental instructions.

RCC or CC work 1:2:4 mix, using 20mm nominal size broken stone excluding cost of form work and reinforcement.

Plastering with cement mortar 1:3, for an average thickness of 15mm , one coat floated hard and trowelled smooth at all levels for finishing the surface of RCC floor , skirtings etc..

Finishing cement plastered surfaces integrally at all heights , with a neat flushing coat of cement.

Cleaning and applying priming coat with water thinnable cement primer of approved brand and manufacture, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre on all surface.

Wall painting with acrylic emulsion paint, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required, to achieve even shade and colour,One coat - of exterior grade.

Supplying & injecting of low viscosity Polyurethane resin of make FOSROC / SIKA /BASF / ASIAN PAINTS SMART CARE/ HENKEL or equalent approved brand in RCC structures like tanks, slabs,beams & walls etc. by drilling holes, fixing non returnable packers at regular intervals (not more than 10cm).Cleaning the surface by hacking, wire brushing, removing loose and honeycombed concrete at the area having dampness, injecting using electrically operated pressure pump with all acessories having a minimum pressure of 4 kg/cm2, injecting till the refusal by allowing properly setting & sealing the nozzles without wasting the injecting materials and making the system water tight as required etc. complete as directed. Sealing the all leak path using rapid setting material and remove the packers after injection, sealing with appropriate plugging mortar of make FOSROC / SIKA / BASF / ASIAN PAINTS SMART CARE/ HENKEL or equalent.Scaffolding reqired for the work is under the scope of contractor.

Providing & applying water proofing coating over the concrete roof surface in three coats. One coat of self-priming elastomeric waterproofing liquid (dilution with water in the ratio of 3:1 by volume) and two coats of undiluted elastomeric waterproofing liquid (Asian Smartcare Damp sheath Exterior or equivalent) after cleaning the surface properly with water jet machine, wire brush etc until free from scale, rust, grease, oil etc., preparing the surface to be true & flat and applying as per manufacturer's specification including filling the cracks with crack seal/filler, protecting the applied surface from sudden rains etc. complete.

Cleaning the structural / other surface neatly at all heights, manually with suitable tools or with high pressure water jet spray (using suitable machanical means), and scraping if required, to remove the whole accumulated dust, rust, dirt etc. as per departmental instructions.

Applying one coat of surface tolerant self priming high build epoxy primer "PROTECTOMASTIC" of Berger paints or equivalent approved quality of epoxy priming coat with minimum volume of solid of 80% including cost of material,scaffolding charges,labour charges and all other incidential charges etc at all heights. complete as per departmental instructions at site.

Applying one coat of finish paint with Acrylic Aliphatic Polyurathane coating , "BR PU HI GLOSS ENAMEL" of Berger paints or equivalent approved quality of finish paint with minimum volume of solid of 52% after cleaning the surface including cost of material,scaffolding charges,labour charges and all other incidential charges etc at all heights. complete as per departmental instructions at site.

SANUSH TH (BID ID -3310041)

MUHAMMED HANEEFA PY (BID ID -3305131)