Strengthening and painting works for East Block of Civil Station Alappuzha.

Amount

Appendix - A

26.28.3 : Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge25 mm average thickness

26.29.2 : Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of Engineer-In-Charge.Bars above 12 mm diameter

od77718/2019_2020 : Anticorrossive treatment for preventing rusting of reinforcement at bottom portion of roof slab, columns, beams, lintel, sunshade etc.. by applying epoxy zinc primer after cleaning with rust removing liquid including the cost of all materials, labour charges for cleaning, applying anticorrossive solution etc... complete as per the directions of deptl. officers at site.(Measurement taken 10% of plastering area)

26.30.1 : Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in RCC beams, lintels, columns and slabs to introduce steel bars for sunshades/balconies including fixing the steel bars in position using epoxy resin anchor grout of approved make but excluding the cost of reinforcement, all complete as per direction of Engineer-In-Charge.Upto and including 12mm dia.

26.31.2 : Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make

26.38.1 : Shotcreting R.C.C. columns, beams and slabs etc. in layers with approved design mix concrete having the specified minimum characteristic compressive strength [with ordinary portland cement, coarse sand and graded stone aggregate of 10 mm maximum size in proportion as per design criteria] including the cost of centering and shuttering at edges and corners etc. as directed by Engineer- in-Charge<br> Note: Rates shall include the providing necessary ground wires etc. The levelling gauges, if used, shall be paid for separately. Payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding/tapping with a blunt metal instrument.25mm thick in Grade M 25 with cement content not less than 330 kg per cum

26.40 : Providing and fixing hard drawn steel wire fabric of size 75 x25 mm mesh or other suitable size wire mesh to be fixed & firmly anchored to the concrete surface by means of "L" shaped mild steel shear key welded with existing reinforcement including the cost of materials, labour, tool & plants as approved by Engineer-in-charge.Providing and fixing hard drawn steel wire fabric of size 75 x25 mm mesh orother suitable size wire mesh to be fixed & firmly anchored to the concretesurface by means of "L" shaped mild steel shear key welded with existingreinforcement including the cost of materials, labour, tool & plants as approvedby Engineer-in-charge.

od74823/2019_2020 : Providing &amp; fixing 10 mm dia Shear Connectors drilling holes of 14 mm dia in the concrete for a depth of 100 mm &amp; cleaning the drilled holes using powered air blowers &amp; fixing the connectors using Epoxy accelerate Anchor system as per drawings &amp; specifications . The shear Connectors shall be welded to reinforcement for a minimum length of 50 mm.

14.46 : Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

13.80 : Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

13.48.1 : 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

14.72X : ScaffoldingScaffolding

K.K.Sivan

Bidder Name

P.T.MICHAEL

K.K.Sivan