REPAIRS TO PCC ROADS, HARDSTANDING AND ROAD FURNITURE IN TECHNICAL AREA AT CVRDE AVADI

Amount

Repair to pot holes any depth n.exc 1 sqm each including sweeping free from dust and mud or water scoring sunken surfaces in road path making good by applying tack coat bituminous primer @ 5 kg per 10 Sqm putting in premix as specified for bituminous carpet (2cm thick ) well rammed and sealed with premixed sand seal coat (6.80Kg binder with 0.06 cum of sand) again well rammed.

Preparing surfaces of Black top surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc.

M&L on black top surfaces and applying evenly a priming /tack coat with bituminous primer @ 5Kg per X Sqm in paving bitumen as specified and directed.

M&L bitmuminous premix semi dense asphaltic concrete, 30mm consolidated thickness with 5.5% of binder content by weight of total mix and compacted to reqd camber and gardient with mechanical paver complete all as specified and directed .

Demolition of cement concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed by Engineer-in-Charge.

Sand filling under floors or in foundation including watering and consolidation complete all as specified and directed by Engineer-in-Charge.

M&L for polythene film, black, 50micron laid in floors complete all as specified and directed by Engineer-in-Charge.

M&L for Pavement Quality Cement concrete (PQC) work in pavement/ hard-standing of flexural strength 40 kg/per square centimetre in field using 400 kg of cement per cubic metre, thickness of concrete 25 cm or less including necessary steel formwork required at site for supporting concrete complete all as specified and directed by Engineer-in-Charge.

Forming 20mm wide machine cut expansion filled with premormed bituminious filler and top 30mm primed and sealed with sealing compound Grade 'B' for concrete slab 200mm thick complete all as specified and directed by Engineer-in-Charge.

M&L for forming dummy joint 75mm deep x 15mm wide of machine cut filled with sealing compound Grade B complete all as specified and directed by Engineer-in-Charge.

Finishing surfaces of concrete road by machine brooming on concrete surfaces while concrete is in green position all as specified and directed by Engineer-in-Charge.

M &L Painting lines dashes,arrows, letters etc.on concrete roads exe 10cm wide with concrete road marking paints white and golden yellow all as specified and directed.

M&L Cement concrete work in pavement/hard-standing Type B2 nominal mix 1:2:4 thickness of concrete 100mm including necessary steel form work & compaction by using plate & needle vibrator complete all as specified and directed by Engineer-in-Charge.

M&L Cement concrete type D2 1:4:8 (using 40 mm graded aggregate) 75mm thick as sub base.

M&L Machine pressed coloured precast with grey cement and pigment conctete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade over a layer of 25mm thick sand cushion

Demolition of Brickwork or stone/boulder masonry or cement block masonary, built in cement mortar including all quions, arches, pillars etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed by Engineer-in-Charge.

M&L pre-cast cement concrete type C1 1:3:6 block masonary with solid blocks exe 10cm in width and setting in cement mortar 1:6 complete incld necessry excevation embedding blockc tin the ground to depths directed , required anda tempering around and removing surplus spoil to a distance not exc 50 mtr and deposting where directed all as specified and directed by Engineer-in-Charge.

D Subramani and Sons

Santhosh Infrastructure

K SWAMINATHAN