REPAIR TO ROOF TRATMENT AND EXTERNAL WALLS / CEILING PLASTERING AT AF STATION UNDER GE AVADI

Amount

Complete Removal of existing water proofing treatment over roof including PCC of any thickness description in any position including cleaning the surfaces with wire brushing, watering and removing debris up to 1500 mtr distance etc complete all as specified and directed.

PCC 1:2:4 type B-0 (using 12.50 mm graded stone aggregate) as in roof levelling course with integral water proofing compound as per manufacturers instructions all as specified and directed. Note:- WPC shall be measured & paid seperately.

Rendering in cment mortar 10mm thick in of 1:3 ratio on concrete surfaces of roof finished even and smooth without using extra cement to recive water proofing membarane mixed with integral water proofing compound as per manufactures all as specified and directed. Note:- WPC shall be measured & paid seperately.

Supply only integral water proofing liquid complete all as specified and directed. (@200ml per bag of cement)

Applying evenly a priming/tack coat with bituminous primer at 10 kg per 10 sq metre

Prepartion of the plastered surfaces by thoroughly removing all loose particles, dirt/ dust particles and applying a uniform coat of hot blown bitumen of grade VG-10 @ 1.20 kg/Sqm confirming to IS 702 over a coat of water based bituminous primer @ 0.40 ltr/ sqm and laying APP based polymeric membrane as per IS 16540-2017/ IS 16532-2017 with overlap of 100mm minimum weighing 3.6 kg/ sqm and minimum 3mm thick reinforced with polyester non woven fabric (weight not less than 150gms/ sqm) by forced application and finally finsihed the memberance surface by applying a coat of solar refelective aluminium paint @ 0.1 ltr / Sqm complete all as per manufacturer's instructions as specified and as directed.

1000 ltr capacity triple layer, rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified and directed

Ball valves, high pressure, with of PTMT with epoxy coated aluminium rod & high desity plastic ball screwed for iron pipe of 25 mm bore (Minimum weight 455 gms )and fixed complete all as specified and directed.

Taking up or down steel tubing and connections, including removal to store etc all as directed for 15mm bore

All as above but for 20mm bore

All as above but for 25mm bore

Unplasticised PVC pipes and fittings of 15mm dia of pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc. complete all as specified and directed

All as above but for 20mm bore

All as above but for 25mm bore

Cutting chases or making holes in brick walls for concealed water tubing, making good to facings where required, cutting not exc 10 cm girth all as directed

Taking down PVC pipes (any size) or pattern incl all fittings, head shoes, bends swan necks etc including cleaning or re-fixing or removal to store(measured overall as fixed along the centre line over fittings and accessories) complete all as directed.

PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls, of 110 mm dia complete all as specified and directed.

PVC (SWR) bends 110mm dia of any radius with access door

PVC (SWR) branch piece, single (Y) equal or unequal 110 mm bore with access door.

PVC (SWR) vent cowl 110mm dia

Taking down plastering on lathing (other than wire-netting), without removing lathing, in cement or cement-lime mortar (one side only measured in cases where both sides are plastered) etc complete all as directed

Rendering 10mm thick on surface of brick /concrete surface in CM 1:3 all as specified surfaces finished even and smooth without using extra cement on ceilings

Rendering 10mm thick on wall/vertical surface of brick work/concrete work in CM 1:6, surfaces finished even and smooth without using extra cement all as specified

5 mm thick cement plaster in CM 1:4 with WPC over 10 mm thick dubbing coat in CM 1:6 finished even and fair on wall surfaces of brick/ concrete works all as specified and directed. Note: WPC shall be measured and paid separately

Preparation of newly plastered surfaces and applying three coats of white wash on ceilings

Preparation of newly plastered surfaces of wall and applying three coats of white wash on walls

Preparation of newly plastered surfaces of wall and applying two coats of cement base paint over a coat of alkali resistant primer.

Preparation of external wall surfaces by complete removal of existing treatment and applying two coats of cement base paints over a coat of alkali resistance primer of any height etc complete

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G HARI ELECTRICALS

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