External painting with minor repairs to CRC,D-Block and CCE buildings at ACTREC

Amount

Providing and Erecting double bamboo scaffolding over entire external surface area of building & removing the same after completion of the work and providing and erecting polypropylene/polyethylene dust net along the periphery during the construction to control debris & dust from spreading beyond construction work as directed by consultant and engineer incharge. Front elevation shall be measured.

Opening the separation cracks at the juncture of RCC & masonry surface as directed into V groove mechanically or with chisel & hammer, raking the joints, cleaning the groove with wire brush & air/wet jetting. Providing and applying cement sand mortar 1:3 over a bond coat of polymer latex & cement in ration 1:1, embedding small stone chips (metal no. 1) over the prepared groove surface including necessary labour, tools, tackles, materials ,curing, carting away the debris out of ACTREC camous, staging, scaffolding where ever required all complete as per the instruction of Engineer incharge.

Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications, carting away debries out of ACTREC camous, staging, scaffolding where ever required and directions of Engineer-in-charge.

25 mm average thickness in 2 layers.

50 mm average thickness in 3 layers.

Providing, mixing and applying SBR polymer (of approved make @ miniProviding, mixing and applying SBR polymer (of approved make @ minimum 2% by wt. of cement used) modified plain/reinforced cement concrete for structural members having minimum characteristic compressive strength [with ordinary portland cement, coarse sand and graded stone aggregate of 10mm maximum size in proportion as per design criteria] with specified average thickness. 75mm to 100mm thick in Grade M 25 with cement content not less than 330 kg per cum. complete working all level and heights with addtional scafolding, staging etc where ever required complete as directed and instructed.

Providing and applying 12 mm thick (average) premixed formulated one coat gypsum lightweight plaster having additives and light weight aggregates as vermiculite/ perlite respectively conforming to IS: 2547 (Part - 1 & II) 1976, applied on hacked / uneven background such as bare brick/ block/ RCC work on walls & ceiling at all floors and locations, finished in smooth line and level etc complete as directed and instructed with additonal staging, scafolding where ever required, complete as directed and instructed.

Painting with synthetic enamel paint with primer where ever required surfaces on wood, wall, metal etc of approved brand and manufacture to give an even shade :Two or more coats on new / old work, with necessarry staging, scafolding where wever required complete as directed and instructed.

Distempering with 1st quality acrylic distemper, 2 or more coats having VOC (Volatile Organic Compound ) content less than 50 grams/ litre, of approved brand with primer and manufacture, including applying additional coats wherever required, to achieve even shade and colour,with necessarry staging, scafolding where wever required complete as directed and instructed.

Applying one or two coat of water thinnable cement primer of approved brand and manufacture on wall surface :Water thinnable cement primer,with necessarry staging, scafolding where wever required complete as directed and instructed.

External Painting: Providing and applying One coat primer and one waterproof base coat and two coat of textured Elastomeric paint of approved make, quality and colour including scrapping the surface to remove all loosely adhered particles followed by washing with water then wire brush so as to ensure thorough cleaning and opening up all the visible cracks in the plaster, in V- groove fashion using electric cutter machine. Fill up these cracks with cement past and polymer in ration of 1:1. Finish the same to ensure crack matched plaster level all complete as per the instruction of engineer incharge.

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