SPECIAL REPAIRS TO FAMILY WELFARE CENTRE (BUILDING NO P-262) AT INS RAJALI, ARAKKONAM

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish removed outside the defence land complete all as specified and directed.

M&L for Non - skid Ceramic coloured tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match including screed bed or bedding layer of mortar 15 mm thick for laying floor finishes with cement mortar 1:6 complete all as specified and directed.

M&L for Non - skid Ceramic tiles 7 to 8 mm thick area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in Skiritng etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match with the colour of the tiles over and including with 10 mm thick baking course in CM 1:4 including roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust etc complete all as specified and as directed.

M&L for Non-skid ceramic colour tiles 7 to 8 mm thick , (square/rectangular), area of each tiles exceeding 0.06 Sqm but not exceeding 0.11 Sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match with the colour of the tiles over and including 15 mm thick screed bed in cement sand mortar 1:6 complete all as specified and as directed.

M&L for Glazed ceramic colour tiles of size 450 x 300 x 7mm thick (premium/special quality) in vertical wall etc set and jointed with neat cement slurry and pointed in white or colour cement to match with the colour of tile over and including 10 mm thick backing course in cement sand mortar 1:4 including dismanthing floor/hearth or wall tilling including cement mortar bedding but not backing removing serviceable tiles to store and rubbish off premises complete all as specified and directed.

Demolition of cement concrete of any description and in any position complete all as specified and directed.

M&L for 25mm thick PCC 1:2:4 type B-0 (using 12.5 mm graded aggregate) as in levelling coarse of tile flooring etc complete all as specified and as directed.

M&L for water proofing treatment to RCC roof slab, including parapet comprising with the following courses of treatment/specification from bottom to top:- (i) Taking out old roof treatment and delomition of old concrete tiles and roughening the same old concrete slab by picking, sweeping clean and washing down with water to remove dust etc.and applying cement slurry @3kg/Sqm (ii) Screed bed or bedding layer of mortar 1:4 in 15 mm thick for laying as in roof slab with mixing of WPC and surface finished fare and smooth without using extra cement. (Note: WPC shall be measured and paid for under separate items) (iii) Cleaning of plastered roof surface and applying one coat of cold bituminous primer @ 0.25ltr /Sqm conforming to IS:3384-1986. (iv) APP based polymeric membrane 3mm thick (minimum), weighing 3.5 Kg/sqm reinforced with polyester non woven fabric (weighing not less than 160 gms/Sqm) shall be less applied over bituminous primer as specified above over a Application of polymeric membrance shall by torch application. The overlaps shall be minimum 100mm on the transverse direction and 75mm on longitudinal direction. (v) Applying one coat of aluminum paint over the APP modified membrance @ 0.11Kg/sqm.

Demolition of stone slabs and granite laid, bedded and pointed in any mortar of any description or thickness in floors, aprons cills or plateform etc complete all as specified and directed.

M & for 20mm thick Granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window- cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite complete all as specified and as directed.