ADDITION/ ALTERATION AND SPECIAL REPAIR TO RAIN BEATING WALL, SHAFT AREA, COLUMN BEAM CHAJJAS AND CONNECTED WORKS IN BUILDING AV AT NEW NAVY NAGAR UNDER GE (NW) NAVY NAGAR, COLABA, MUMBAI

Taking down cement or cement lime plaster on brick or stone walls, any description, including raking out joints, hacking for key, scrubbing down with water, etc upto 4 storey height of bldg including disposal of debris out side the MoD land etc complete as directed by Engr-in-charge.

Providing and applying doubbing course with gunniting machine 20mm thick plaster with ready mix prepacked proportioned dry mix mortar mixed with PP fibre fair faces of brick wall or concrete surfaces, on external surfaces including transporting of material, mixing, curing, scaffoldings etc.complete all as specified and directed by Engr-In- Charge.

Providing and applying 10mm thick plaster with ready mix prepacked proportioned dry mix mortar, blended with PP fibres, on fair faces of brick wall or concrete surfaces additives, on surfaces including transporting of material, mixing, curing, etc.complete all as specified and directed by Engr-In- Charge.

Providing & applying anti algal water-based elastomeric exterior wall finish on newly plastered surfaces including surface preparation, applying suitable wall prime seal primer coverage area as per manufacture instruction and application of two coats (base coat & top coat coverage area as per manufacture instruction ) of paint by roller etc. complete all as specified & directed by the Engineer-in-charge.

Material & Labour for chipping, removing carefully concrete work by low impact hammer, breaker without damaging the structure and cleaning and disposal of debris out side the MoD land etc complete. Hard concrete should not be removed by force upto 4 storey ht of bldg complete all as specified and directed by Engr-In- Charge.

Material & Labour for cleaning existing reinforcement with wire/rotary wire brush, making the surface free from loose material dirt etc, complete applying two coats of alkaline rust converting primer (i.e. rust remover) FEOVERT conforming to ASTM-B-117, on the rebars including cleaning the reinforcement , wire brushing to remove loose rust spalls with time interval 6 hrs between the coats and applying protective coating (IPNET - RB) upto 15 storey ht of bldg complete all as specified and as directed by Engr-In- Charge.

Material & Labour for providing and applying two coats of anti-rust protective coating in the form of Acrylic Polymer mixed with Cement in 1:1.5 proportion (1 part polymer and 1.5 parts Cement) on rebars after cleaning of rust scales as per manufacturers instruction (measurement on the basis of exposed concrete area). (Make : IPNET of Krishna Conchem, New Coat from Dr Fixit ) upto 15 storey ht of bldg complete all as specified and as directed by Engr-In- Charge.

M&L for ready mix polymer (SBR latex) modified cement mortar Avg 30 mm thick including trowelling with wooden tools on prepared concrete surfaces of parent material complete all as specified and directed (Note : Rate includes the rate of steel scaffolding. No separate payment will be paid for scaffolding.)

Rebuilding the section of damaged RCC elements to required size avg thickness beyond 50mm upto and including 70 mm by providing and casting with microconcrete of grade M-40 or above including providing and fixing of watertight shuttering of minimun 12 mm thickness with supporting framework, all lead lift, mixing, placing, deshuttering, levelling the surface by grinding off cementitious slurry or construction joint differences if any to satisfaction of the Engr-In- Charge., etc. complete.

Material & Labour for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and as directed by Engr-In- Charge.