Building Repair & Renovation Tenders

Taking out existing wooden door shutter, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge. (DSR No.- 14.85)

M & L for repairing damaged concrete portion with single component, fibre reinforced, dual shrinkage-compensated, thixotropic, cementitious patch repair mortar, applying 25mm thick mortar in single layer initially by hand and finishing with trowel, carefully compacting the mortar around the rebars and finishing to bring it in line with existing concrete surface with an average thickness of 25mm using suitable tools and equipment, all as per manufacturer's instructions complete all as specified and directed. Make: MasterEmaco S348 of BASF / Renderoc HB-60 of Fosroc / Sikadur 41 of Sika or equivalent.

Repairs to internal / external plastering over brick work / concrete at all locations and all lifts using Polymer modified cement repair mortar including preparing the surface by hacking the surface for better adhesion, providing glass fibre mesh or chicken reinforcement, if any required, applying bond coat, filling / plastering with polymer modified repair mortar in layers using approved polymers, white / colour washing, curing, cleaning of floor/windows thoroughly on completion of repair work etc., all complete as detailed below as per manufacturer specifications and as directed by the Engineer-In-Charge. a) Surface Preparation: Preparing the wall surface by chipping of unsound/ weak /loose plaster surface mortar with manual Chisel and/ or by mechanical means at all lifts including cutting/trimming of edges to provide firm vertical faces, making square shoulders of cavities, cleaning the exposed surface to make surface dust free, disposal of debris within 2 Km lead. b) Bond Coat: Applying SBR based bond coat of make MC Bauchemie (Naufufill-SBR) or FOSROC (Nitobond SBR) or FAB Chemical (Mixbond SBR) or Bostik (Boscocem 475) or Ultratech (Xtracrete). Mixing ratio of chemicals, consumption and application shall be as per manufacturer specifications. c) Application of repair mortar: Building up with polymer modified cement repair mortar of ratio 1:4 (1 part of cement : 4 parts of sand) and adding admixtures in recommended proportion of make MC Bauchemie (Naufufill-SBR) or FOSROC (Nitobond SBR) or FAB Chemical (Mixbond SBR) or Bostik (Boscocem 475) or Ultratech (Xtracrete). Mixing ratio of chemicals, consumption and application shall be as per manufacturer specifications (minimum 2% by wt. of cement shall be used).

Removing building materials etc. (other than spoil payable under items -earthwork) to a distance of 30.00 Km or above, beyond the lead included in the rates, including loading, unloading and stacking at the destination complete all as specified and as directed.