PAINTING OF EXTERNAL SERVICES, MAINT OF DAMAGED BROKEN ROOF SHEET, FLOOR TILE, KOTA STONE AND REPAIR MAINT OF WATER SUPPLY PUMP AND MOTOR, WATER SUPPLY DISTRIBUTION PIPE LINE GI PIPE LINE AND PERIODIC CLEANING OF UG SUMP AND OVERHEAD WATER SUPPLY T

Dismantling water tanks and removing to store of capacity exc 250 & n.exc 500 ltrs.

Dismantling water tanks and removing to store of capacity exc 500 & n.exc 1000ltrs.

S&F Rotational moulded PVC water tanks of 500 Ltrs capacity, cylindrical vertical with closed top hoisted and fixed in position

S & F 1000 ltrs rotational moulded polyethelene water storage tanks (cyclindrical vertical with closed top) incl connecting up pipes securing access covers etc as specified and as directed.

S&F Ball brass valve, high pressure, with polythene float and fly nut complete screwed for iron pipe or brass ferrule and fixed complete of 20 mm bore dia.

Taking down existing tarfelt including tiles and Demolition of lime concrete & screed bed complete from roof surfaces including parapets and lowering without disturbing the existing RCC roof slab and removing the same outside premises incl roughening of old concrete surface of roof by wire brushing and cleaning the surface to remove all loose dust etc complete all as specified and as directed.

M&L for 10mm thick plaster in cement mortar (1:4) in order to maintain proper slope over existing roof surfaces for laying APP based polymeric membrane, and water proofing compound @ 200ml per bag complete all as specified and as directed. (NOTE : Polymeric membrane & Water proofing compound shall be measured and paid separately under relevant item of this Schedule 'A', ).

M&L Brushing neat cement slurry with 3.0kg of cement per sq. metre of old concrete surface on roof surfaces.

M&L for water proofing treatrment to RCC roof slab, including parapet comprising with the following courses of treatment/specification from bottom to top :- (a) Applying bitumenous primer @ 0.4 ltrs per Sqm over plastered surfaces of roof incl parapet surface. (b) Over the priming coat laying one layer APP based polymembric membrane of approved manufacturer 3mm thick weight not less than 3 Kgs per Sqm reinforced with non woven polyester febric weight not less than 150 gms per Sqm. Polymeric membrane shall be taken to a height of 60cm (min) and then inserted inside the groove of parapet wall and shall be finished by a membrane flashing. (Note :- (i) Laying APP bassed polymenic membrane shall be done torch on methed or as per manufacturer's instructions. (ii) A minimum overlap of 100mm and 75mm should be made at the end and sides of the polymeric membrane respectively and sealed all overlaps and joints as per manufacturer's instruction. (iii) APP bassed polymeric membrane shall be "Dr Fixit" manufacturered by M/S Pidilite Industries or "MOPLY FP 3MM" manufactured by M/S Texsa India Limited and 'Hyperplus" by IWL India Limited (iv) Applying two coats of Aluminium paint over APP membrane.)

Dismantling corrugated steel sheeting, any gauge, thickness incl ridges complete all as specified and as directed.