SR TO PLINTH PROTECTION ROOF TREATMENT, CHAJJAS AND AREA DRAINAGE OF CERTAIN BUILDING AROUND 14 BRD UNDER GE (AF) BORJHAR.

M&L for cleaning and removal of existing treatment and all loose dirt and dust from roof surfaces and applying roof treatment as under:-(a) 10mm thick plastering in CM (1:4) using 100% coarse sand on roof/ parapet walls with WPC @ 3% by weight of cement (b) Applying a coat of hot blown bitumen with bitumen 85/25 grade @1.20 Kg/Sqm over bitumen primer @0.3 litre/Sqm.(c) Supply and laying of a layer of APP based polymeric membrane minimum weight 3.5 Kg/Sqm and minimum 3.0mm thick reinforced with polyester non woven fabric (wt not less than 160 gms/Sqm) laid on primed surface by torched application with min 75mm side overlap and 100mm end overlap as per manufacturers instructions.(d) a coat of hot blown bitumen 85/25 @1.2 Kg/Sqm shall be applied over water proofing membrane. (e) Blinding with dry coarse sand @0.5 kg to 1.0 Kg/Sqm dusted over bitumen. Note The net area of water proofing treatment shall be measured without any extra allowance for laps & portion inserted in grooves which shall be deemed included in the quoted rates.

Demolition of cement concrete ,un-reinforced in ground floors and paving not exceeding 15 centimetre thickness, below or above ground level and removal complete all as specified and as directed.

M&L for 75mm thick PCC Type C-2 1:3:6 (using 40 mm graded stone aggregate) as plinth protection, footpath etc finishing cement concrete surface even and smooth without using extra cement complete all as specified and directed.

M&L forming construction joint 30mm deep x 10mm wide filled with sealing compound joints with pre formed bituminous filler and top 30mm primed and sealed with sealing compound, Grade B all as specified and directed

M&L Formwork to edges of concrete flats, breaks in floors, openings in concrete walls, floors and roofs and sides of RCC/PCC bands in walls, horizontal or sloping, and similar work all exceeding 20cm wide. (Where RCC/PCC band in walls, spanning and opening, the formwork soffit only shall be paid for under item 07010) complete all as specified and directed

Demolition of cement concrete ,un-reinforced in ground floors and paving not exceeding 15 centimetre thickness, below or above ground level complete all as specified and as directed.

Providing and laying 80mm thick factory made chamfered edge cement concrete paver block of M-40 grade with approved colour, design & pattern as in footpath, parks, lawns, drive ways or light traffic parking etc., of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour .& pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand complete all as specified & directed.

M&L for Coloured rubber moulded Chequered cement concrete tiles 300 x 300 x 22 to 25mm thick, set, jointed and pointed in cement slurry over & including complete all as specified and directed

M&L for screed bed or bedding layer of mortar 15mm thick bedding layer of cement and sand mortar 1:6, complete all as specified and directed.

M&L for broken stone boulders of hard core of gauge n.exc 63mm, deposited, spread and levelled in layers n.exc 15cm thick, watered and rammed to a true surfaces complete all as specified.