PROVISION OF EPOXY FLOORING AT NEW ASSEMBLY HANGER BUILDING NO P 268 AT GTRE BANGALORE

Providing and applying 5.5 mm average thick chemical resistant and heavy duty flooring system comprising of surface preparation by mechanical grinding / scarification or any suitable system as per base floor conditions to remove any loose material, contamination and cement laitance to provide a sound base and good adhesion surface, vacuum and manual cleaning of floor of all loose / dust particles, preparing sub surface, opening and filling of cracks above 1mm jointing with suitable epoxy mortar, application of high build epoxy primer of Cipoxy 17/18 at the rate of 200 grams/sqm, further applying solvent free epoxy self-smoothening screed with Cipoxy 18 with graded aggregates in standard proportion to get a uniform flow consistency to achieve an average thickness of 3000 microns, further applying four component self-smoothing roller applied pure liquid epoxy flooring system like CIPOXY SL 2000 of Dr Cipy or equivalent having a Green Pro certification and the technical parameters of Compressive strength: ≥ 45 MPa as per ASTM D 695; Tensile strength: ≥ 11 MPa as per ASTM C 579; Flexural strength: ≥ 16 MPa as per ASTM D 790; Abrasion resistance is ≤ 60 mg loss as per ASTM D 4060; Pull of Adhesion test: ≥ 2 MPa for M20 grade concrete as per ASTM D 4541; Hardness, Shore D: ≥ 75 as per ASTM D 2240, with the average dry film thickness of about 2000 microns as per ASTM D 7091, further applying highly chemical resistant Novalac resin based coating, Cipoxy EPN 100 of 500 microns as decided by Engineer-In -Charge and finished by using spike roller to deareate the top coat followed by all as per the manufacturer’s specifications complete all specified and as directed.

NOTE :- All the chemical flooring work suggested above shall be carried out by authorised applicator agency under the guidance of a technical expert from the approved manufacturer. The authorised applicator shall be approved by GE before commencement of the work.

Provision and fixing of 50mm wide reflective marking tape for marking on the floor for marking lines and dashes etc (choice of reflective tape colour as per user requirement) complete all as specified and as directed.

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts, guard bars etc. of area 3 sq. metres and below and complete and stacking within 50 metres lead all as directed.

Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6 mm angle iron and 3 mm M.S. gusset plates at the junctions and corners and using M.S. angels 40x40x6 mm for diagonal braces, all necessary fittings complete, including applying a priming coat of approved steel primer all as specified and as directed.

Material and labour for painting with synthetic enamel paint on new steel surfaces of any description with two or more coats on new work of approved brand, tint and manufacture to give an even shade complete all as specified and as directed.

Earth work in surface excavation for all kinds of soil not exceeding 30 cm in depth but exceeding 1.5 m in width as well as 10 sqm on plan including getting out and disposal of excavated earth upto 50 m and lift upto 1.5 m, as directed by Engineer-in- Charge.

Providing and laying in position cement concrete 1:3:6 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources) complete all as specified and directed.

Material and labour for 25mm thick Plain Cement Concrete, (1:2:4), type B-0 using 20mm graded stone aggregate as in bedding, finished fair and even complete all as specified and as directed.

Material and labour for chequerred precast cement concrete tiles 22 mm thick as in footpath & courtyard, jointed with neat cement slurry mixed with ordinary cement without pigment to match the shade of tiles, including rubbing and cleaning etc. complete over and including 20 mm thick bed of cement mortar 1:4 (1 cement: 4 coarse sand) complete all as specified and as directed.

Demolishing brick work in cement mortar manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge.

Material and labour for 15 mm thick cement plaster on rough side of single or half brick wall of mix 1:4 (1 cement: 4 coarse sand), finishing the surfaces even and smooth with out using extra cement complete all as specified and as directed.

Martial and labour for finishing walls with Acrylic Smooth exterior paint of required shade : New work (two or more coats applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90/10 sqm) complete all as specified and as directed..

Material and labour for finishing walls with ready mixed premium acrylic emulsion paint (Company Depot Tinted) having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance on new work (two or more coats applied @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm.dirt resistance exterior paint of required shade with silicon additives complete all as specified and as directed.

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