ADDN/ALTN TO SINGLE LIVING ACCN FOR SGT BLDG NO. 561 OF 10 AFH AT AFS HASI MARA

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

M&L for glazed ceramic coloured tiles in vertical surface 450 x 350 x 7mm/450 x 300x 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match over and including 15mm thick rendering in CM (1:4), complete all as specified and directed.

M&L for 25mm thick PCC (1:2:4), type B-1, (using 20mm graded crushed stone aggregate), as in sub base of floor etc, complete all as specified and directed.

M&L for screed bed or bedding layer of mortar, 15mm thick, in CM (1:6), for laying floor finishes/tile, complete all as specified and directed.

M&L for screed bed or bedding layer of mortar, 20mm thick, in CM (1:6), for laying floor finishes/tile, complete all as specified and directed.

M&L for non skid ceramic coloured tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.11 Sqm but not exceeding 0.18 Sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement of match the surfaces over and screed bed or bedding layer, complete all as specified and directed. (Note : Screed bed shall be measured and paid seperately under respective item.)

M&L for non skid ceramic coloured tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.18 Sqm but not exceeding 0.38 Sqm, in floor etc. set and jointed in neat cement slurry and pointed in white or coloured cement of match the surfaces over screed bed or bedding layer, complete all as specified and directed. (Note : Screed bed shall be measured and paid seperately under respective item.)

M&L for non skid ceramic coloured tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.18 Sqm but not exceeding 0.38 Sqm, in vertical surfaces etc. set and jointed in neat cement slurry and pointed in white or coloured cement of match the surfaces over and including 15mm thick rendering in CM (1:6) as backing coat, complete all as specified and directed.

M&L for 14-16mm thick Granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window-cills, cooking platforms and like over and including 15mm thick rendering in CM (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite including demolition of existing surface, any type, complete all as specified and directed.

Roughening surface of old concrete roof/floor by picking, sweeping clean and washing down with water to remove dust etc and applying the following treatment all as directed in order of precedence as stated: (a) Brushing neat cement slury with 3.0 kg of cement per Sqm. (b) 15mm thick screed bed or bedding layer in CM (1:4) mixed with and including water proofing compound as per manufacturer instruction on existing roof surface true to level. (c) Applying one coat of bituminous primer @ 0.40 Ltr/Sqm. (d) Supply and laying 3mm thick APP based polymeric membrane of approved manufactured with weight not less than 3.50 Kgs per Sqm reinforced with non-woven polyester fabric weighing not less than 160gms per Sqm having softening point not less than 15°C, having tensile strength of 650 N/Sqcm and 350 N/Sqcm in longitudinal and transverse directions respectively of the reinforced tearing strength of 180 N by torch application. Polymeric membrane shall be taken to a height of 30cm (minimum) and then inserted inside the groove of parapet wall and shall be finished by a membrane flashing. (e) Applying one coat of aluminium paint @ 0.11 Kg/Sgm over APP membrane surface. Note:- (i) Laying APP based polymeric membrane shall be done torch on method as per manufactures instructions. (ii) A minimum overlap of 150mm and 100mm should be made at the end and sides of the polymeric membrane respectively and sealed all overlaps and joints as per manufacturers instruction. (iii) APP based polymeric membrane shall be of any one of the approved makes as specified here-in-after and shall conform to specifications given in IS 16540-2017/1S 16532 2017. (iv) Contractor shall produce necessary test certificate of the manufacturer to the Engr-in-Charge before incorporation in the work. (v) Necessary independent tests shall also be carried out by the contractor without any extra cost to the Deptt as per relevant IS specifications and membranes with satisfactory test results shall only be incorporated in the work. (vi) The work shall be executed through authorised applicators of original manufacturer only.