Name of Work:- MISC EXTERNAL REPAIRS TO BUILDINGS UNDER AGE B/R-I OF GE[ND] VISAKHAPATNAM
Sl. No.
Item Description
1
Demolition of reinforced cement concrete in roofs, floors (other than ground floors), beams, staircases, Landing, chajjas, facias and similar suspended work at any height upto 11th floor including removal of debris out side MD land complete all as directed.
2
M&L for Non-shrink cementitious Micro Concrete using Rendroc RG manufactured by M/s Fosroc Chemicals India (P) Ltd or its equivalent as specified modified with 12mm graded, clean saturated surface dry crusted stone aggregate in the ratio as per manufacturer's instructions, laid in average thickness of 80 to 100mm in columns, beams and similar structural members including use and waste of water tight formwork to facilitate pouring of micro concrete complete all as permanufacturer's instructions including providing double scaffolding and safety measures as required and specified. (Measurement shall be considered for circumference at center line of core thickness) including demolition of concrete in roofs, floors (other than ground floors), beams, staircases, Landing, chajjas and similar suspended work at any height upto 11th floor.
3
M & L for chipping of spalled and loose concrete and cleaning rust from reinforcement by sand brushing, scrubing down concrete surfaces with wire brushes cleaning with water allowed to dry applying a layer of zinc Rich epoxy primer as antirust on all exposed reinforcement followed by a layer of bonding coat of a layer of Epoxy and NITOBOND adehessive M/s Fosroc Chemicals India (P) Ltd or its equivalent as specified on complete exposed surfaces of concrete and provide guniting in Two layers, thickness of gunite not exc 25 mm (average thickness) using cement mortar 1 :3 mixed with and including polycrete admixture @ 2% by wight of Cement or as per anufactures instructions and finally applying cement plaster over gunite surfaces of required thickness to give an even, uniform and smooth finish conforming to proper Geometrics in cement mortar 1:4 to match with the existing surface as in sides and soffits of slabs, chajjas, fins, facias, parapets, columns and beams etc complete including necessary scaffolding, shuttering necessary chases to brick work or RCC members at any height upto 11th floor buildings including removing of small trees, shrubs, etc all as specified. Please Enable Macros to View BoQ information
4
M & L for chipping of spalled and loose concrete and cleaning rust from reinforcement by sand brushing, scrubing down concrete surfaces with wire brushes cleaning with water allowed to dry applying a layer of zinc Rich epoxy primer as antirust on all exposed reinforcement followed by a layer of bonding coat of a layer of Epoxy and NITOBOND adehessive M/s Fosroc Chemicals India (P) Ltd or its equivalent as specified on complete exposed surfaces of concrete and provide guniting in Two layers, thickness of gunite not exc 25 mm (average thickness) using cement mortar 1 :3 mixed with and including polycrete admixture @ 2% by wight of Cement or as per anufactures instructions and finally applying cement plaster over gunite surfaces of required thickness to give an even, uniform and smooth finish conforming to proper Geometrics in cement mortar 1:4 to match with the existing surface as in sides and soffits of slabs, chajjas, fins, facias, parapets, columns and beams etc complete including necessary scaffolding, shuttering necessary chases to brick work or RCC members at any height upto 11th floor buildings including removing of small trees, shrubs, etc all as specified. Please Enable Macros to View BoQ information
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