ADDN / ALTN TO MALA-2, 2/A AND 2/H IN SOUTHERN SECTOR AND PROVN OF 3 PHASE ELECTRIC SUPPLY FOR LOAD CONVEYER MACHINE AT MIL STN

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

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

Taking down cement plaster on stone/brick/concrete surfaces including racking out joint, hacking for key, scrubbing down with water complete all as specified and as directed.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

Taking down existing treatment of any description such as PCC padding, lime concrete, mud phuska etc. and any numbers of layers upto any thickness from roof including scraping and roughening old by picking, sweeping clean and washing down and removing debris outside MD land complete all as specified and as directed.

Material and labour for plastering 15 mm thick on other than fair faces of brick wall or stone surfaces in cement mortar 1:4 with integral water proofing compound finished even and smooth complete all as specified and as directed. Note: Water proofing compound shall be measured and paid for separately.

M & L for cement concrete M15 (Nominal Mix) using 12.5 mm nominal size coarse aggregate in roof kerbs or mud stops,padding, rounded or chamfered on edges complete all as specified and as directed.

M & L for brushing neat cement slurry with 3.0 kg of cement per square meter complete all as specified and as directed.

M&L for cleaning of roof slab including picking, sweeping clean and washing down with water to remove dust, dirt etc and Supply and fix APP polymeric water proofing membrane, minimum 3mm thick and weighing not less than 3.0 Kg/Sqm, black finish reinforced with non-woven polyester matt, with a thermo fusable finish laid over cold applied bituminous primer conforming to IS 3384 @ of 0.40 Kg/Sqm torching overlaps with a propane or a butane gas torch, with a overlap of 75mm at the sides and 100mm at the ends and sealing including applying a coat of cold emulsion bituminous primer all as per manufacturer’s instructions, complete all as specified and directed. Note: (i) Coved fillets in PCC(1:2:4) type B-0 using 12.5mm graded stone aggregate, of radius 75mm shall be provided at the junction of roof and parapet wall/mumty/chimney/other vertical surfaces and thereafter surface painted with hot paving bitumen of Grade 30/40 confirming to IS-73, [email protected] Kg/Sqm over a coat of cold applied bituminous primer conforming to IS:3384 @ 0.40 Kg/Sqm. (ii) Polymeric membrane shall be taken to a height of 45cm (minimum) and then inserted inside the groove of parapet wall of brick masonry and shall be finished by a membrane flushing. (iii) The waterproofing treatment shall be got carried out by the manufacturer or their authorized applicators. (iv) In case of stone masonry parapet wall etc a groove of size 25mmx25mm (minimum) shall be made in coved fillet at the junction of roof and parapet wall/mumty Chimney/other vertical surfaces and polymeric membrane inserted in groove and sealed with paving bitumen. (v) One coat of aluminium reflective paint should be applied on APP after sealing the joints of APP. (vi) Cost of above aspects is deemed to be included in quoted rates.

M & L for cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate as in floor 25 mm thick in sub base for laying tiles, pavings, floorings etc. complete all as specified and as directed.