SPECIAL REPAIR OF ROOF TREATMENT OF BLDG NO P-41 OTM ACCN OF CERTAIN MILITARY REGT UNDER GE(S) BINNAGURI.

Amount

Taking down tarfelt with cement plaster from roof surfaces and lowering and removing the same to a distance exc. 500m and n. exc. 900m incl roughening of old concrete suirface of roof by wire brushing and cleaning the surface to remove all loose dust etc complete all as specified and as directed.

Dismantling of cement concrete of any size, position and any description and removal of rubbish off the site all as specified.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for and removal of rubbish off the site all as specified.

Demolition of reinforced cement cocrete (reinforcement cut as required to facilitate demolition) of any description and in any position not otherwise provided for etc. removal of rubbish off the site of work complete all as specified.

Taking down cement plaster of any description on brick or stone walls, etc including raking out joints, hacking for key, scrubbing down with water complete all as specified.

Material and labour rendering 20mm thick cement plaster (in two layers 10mm thick and top layer treated with WPC) in CM 1:4 on fair faces of brick/concrete work surfaces mixed with liquid water proofing compound all as per manufacturer's instruction and as specified. Make: 'Plastocrete Plus' of Sika/ 'Pidiproof LW' of Pidilite for water proofing compound. Note: (i) WPC shall be measured and paid for separately as 'Supply only'. (ii) WPC to be mixed @200ml per 50 Kg bag of cement all as manufacturers instruction.

Material and labour rendering 10mm thick screed bed in cement mortar 1:4 to maintain the slope of existing roof treatment for laying of roof treatment finished even and smooth without using extra cement mixed with liquid water proofing compound all as per manufacturer's instruction and as specified. Make: 'Plastocrete Plus' of Sika/ 'Pidiproof LW' of Pidilite for water proofing compound. Note: (i) WPC shall be measured and paid for separately as 'Supply only'. (ii) WPC to be mixed @200ml per 50 Kg bag of cement all as manufacturers instruction.

M&L 25 mm thick PCC 1:2:4 type B0 (Using 12.5 mm graded stone aggregate) mixed with water proofing compound and laid on RCC slab as base layer for roof treatment roughening the top surface of concrete by using broom sticks while the concrete is green complete all as specified and as directed.(NOTE : water proofing compound paid separately under relevant item of this Schedule 'A').

M & L water proofing treatment to RCC roof slab including parapet comprising of the following course of treatement / specified from bottom to top (a) Applying Bituminous primer @ 0.40 Ltr per Sqm over plastered surfaces of roof including parpet surfaces. Bituminious primer shall be 'Tar Mastic' manufactured by M/S STP LTD or 'EMW FLATE' manufactured by M/S Texsa India Ltd. (b) Over the priming coat laying one layer APP based polymeric membrance of approved manufacturer, 3 mm thick of weight not less than 3.60 Kgs/Sqm reinforced with non woven polyester fabric weight not less than 160 gms per Sqm. Polymeric members shall be taken to a height of 60cm (minimum) and then inserted inside the groove of parapet wall and shall be finished by a membrance flashing. (c) Application of two coat of bituminous aluminium paint over the polymeric membrane after necessary preparation and cleaning. Note :- (i) Laying APP based polymeric membrance shall be done by torch on method or as per manufacturers instructions. (ii) A minimum overlap of 100mm shall be made at the end and 75mm shall be made at the sides of the polymeric membrance respectively and sealed all ovelaps and joints as per Manufacturers instructions. (iii) APP based polymeric membrance shall be "SUPER THERMOLAY" manufactured by M/S STP LTD or MOPLY FP manufactured by M/S Texsa India Ltd.

M & L PCC (1:2:4) type B1 (20mm graded aggregate) as in roof kerbs, slightly rounded or chamfered on edges, mixed with water proofing compound 200 ml per beg of cement or as per manufacturer instructions finished even and smooth on exposed concrete surface without using extra cement all complete as specified and as directed. (Note: Water proofing compound shall be measured and paid perarately under relevant item of schedule 'A').

M&L for cutting out cracks to 'V' section (shape) in existing roof slab terracing cleaning out and filling solidely with cement and sand mortar (1:1) complete all as specified and as directed.

Material & labour for PCC 1:2:4 type B1 (using 12.5 mm graded stone aggregate) as in water tank platforms, mass concrete complete all as specified.

M&L for preparing new plastered surfaces of walls and finishing the surface with two coats of acrylic exterior emulsion paint over a coat of primer all as per manufacturer's specification.

Supply and fix for 110mm dia PVC (SWR) bends any radius complete all as specified.

Supply and fix PVC (SWR) pipes 110mm dia type 'A', single socketed, conforming to IS-13592:1992 in any length with rubber ring joints laid in trenches or in floors complete all as specified.

Materials & labour for TMT bars 10 mm dia and over cut to length, bent to shape required, including cranking , bending spirally for hooping for columns , hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified.

M&L for precast cement concrete 1:2:4 type B1 using 20mm graded stone aggregates as in landing, bed plates, pintol hinges etc and similar articles with plain faces set in CM 1:4 all as specified.

Material and labour for brick work with sub class ‘B’ bricks straight or curved on plan exe 6m mean radius, built in CM 1:6 complete all as specified.

Supply only liquid water proofing compound.

Material and labour for preparation of new or previously untreated steel surfaces of any description not otherwise described exc 10cm width or girth and applying two coat synthetic enamel paint over one coat of red oxide primer . Make: Super gloss 5 in 1 of ICI or equivalent (for synthetic enamel paint)

Dismantling wrought iron or mild steel work of any description as in door, gates etc and similar works complete all as specified.

S&F framed work such as grills, gratings, etc. with ends of bars shouldered and/or riveted, or forged into spikes; framed gaurd bars; barred iron doors; ladder; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe 290 gde -E-165 complete all as specified.

Taking up and down dia 15 mm bore steel water tubing and connections including cleaning for re-fixing or removing off the site all as specified.

--Ditto all as per item No 23 above but 20mm bore

--Ditto all as per item No 23 above but 25mm bore

Supply & fix for 15mm bore GI tubing, medium grade, with all fittings fixed on wall and ceiling or laid on floor complete all as specified.

--Ditto all as per item No 23 above but 20mm bore

--Ditto all as per item No 23 above but 25mm bore

Material and labour for hoisting and fixing rotational moulded polyethylene(double layer) water storage tanks 500 lit capacity (Cylinderical vertical with polythene foam insulation as intermediate layer), ISI marked(IS-12701:1996) hoisted and fixed in position including inlet, oulet and over flow connection etc complete all as specified

Disconnecting existing storage PVC water tank, setting aside (or lowered if required) for repairs, cleaning etc and hoisting if required, reconnecting and refixing in position for capacity of tank exc 500 ltrs but n exc 1000 ltrs all as directed.

PRAVESH KUMAR

SHRI MRITYUNJOY KAR

M/s. RAMPHAL GARG

M/S PLABAN KUMAR GOPE

Shri Amarnath Sah

L. B. SHARMA

N K Construction