Maintenance of roof and arresting water leakage issue in director bungalow at CSIR-NIIST Campus, Trivandrum.

Amount

ROOFING & FINISHING

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead. For thickness of tiles 10 mm to 25 mm

Supplying of SKILLED LABOURS such as Mason, Plumber, Carpenter, Aluminum Fabricator etc and UNSKILLED LABOURS such as collie,beldar,bhisti etc for carry out of various petty/minor works as per the requirements of department. Cost including labour wages all tools & plants for carry out the work whenever required as directed by the Engineer-in-charge..

Skilled labour

Un skilled labour

Providing & fixing on roof pressed clay tile (Mangalore tile) of 20 mm nominal thickness and of approved size and as per approved pattern to match the existing tiles over the sloped roof terrace as per the direction of Engineer- in- charge

Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying: (a) (b) (c) (d) after surface preparation, first layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/sqm. laying second layer of Fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm. third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. fourth and final layer of brick tiling with cement mortar (which will be paid for separately. For the purpose of measurement the entire treated surface will be measured.

Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications : Two or more coats applied on walls @ 1.25 ltr/10 sqm over and including one coat of Special primer applied @ 0.75 ltr /10 sqm

Labour charge for Laying old roof pressed clay tile (Mangalore tile) of 20 mm nominal thickness and of approved size and as per approved pattern over the existing sloped roof terrace (roof tile shall be supplied by the department free of cost).

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

LALUMON K A (BID ID -818541)