Repair to Discharge Culvert of Under ground Sump at Building Dock (Strengthing of Building Dock pump house discharge culvert)

Chip Unsound / Weak concrete material from slabs, beams, of thickness varies from 25 mm to 200 mm., with standard power driven percusision type or pneumatic chiesel of standard make as directed by engineer incharge including tapering all edges, making suare shoulders of cavities etc., complete and disposal of debris up to a lead of 50 mts and all lifts and all as specified and directed by Engineer.

Clean the Rust, over and behind a reinforcement bars by manual methods hammering the rebar, using wire brush, chesieling to form a totally rust free finishing surface through out the Length of bars Complete all as directed.

Supply and apply the NitoZinc primer of Fosrock make to the existing prepared surface of reinforcing bars to protect from corrosion complete all as directed.

Supply and apply of Nitto bond EP chemical of fosroc make to the existing concrete surface for bonding after cleaning and brushing of surface complete all as directed by the engineer.

Provide and place in position Micro Concrete (M-40) which shall be cement based prepacked component such as Rendrock-RG of Fosrock make or equivalent mixed with 6 mm size coarse aggregate in specified percentage by weight subjecting to the maximum of 50% as directed by the engineer incharge including mixing with siutable and approved mixing machine, pumping of concrete under pressure where ever required to ensure that the concrete laid for encasement is dense, properly compacted, free from honey combs, and necessary scofolding as directed by the Engineer in charge.

Drilling of holes of dia 16 mm to 20 mm by using Electrically operated machine or any other equipment in existing plain or reinforced cement concrete up to a depth of 150 mm to 200 mm, fixing the reinforcement in position by grouting "Lock Fix" of Fosroc make or Equivalent including cost of labour, tools & plant, and necessary scafolding but excluding cost of reinforcement bars which will be measured under item No:5 complete all as directed.

Supplying and fixing of Fe 415 grade HSD bar reinforcement in position including the cost of steel, transporting the same to the site of work, straightning, cleaning, cutting, bending, to the required shapes and lengths as directed by the Engineer-incharge, bindidng with 16 SWG black soft annealed bindidng wire or welding wherever required at every intersection, supplying and placing with proper cover blocks, supports, chairs, over laps etc., for all heights and depths and necessary scafolding and all as specified and directed by Engineer

Provide and fix water leak proof centering and shuttering to beams, deck slabs, chajjas, concerete walls etc., including application of approved form release coating, strutting, bracing, propping, etc., keeping the same in position during concreting and removal of the same in position during concreting specified period etc for straight / inclined shuttering, keeping necessary provision for inserts, projecting dowels and necessary scafolding and all as specified and directed by Engineer

Supply and application of concrete curing compound to the finished concrete surface immediately after stripping the form work with CONCURE-WS of Fosrock or its equivalent approved by Engineer in Charge as per the manufacurers recommendations and as directed including necessary scafolding.

Application of Solvent Based Aliphatic acrylate anti carbonate protective coating on the finished concrete surface with approved products / Brands &Shades like FOSROC / Sika/ Berger or any other approved eqalitient brands including one Coat of surface primier complete all as directed by the engineer.

Disposal of debris generated form chipping of concreting beyond the initial lead of 50m , all lifts and any unwanted material etc., disposal off the same from HSL to the private dumping yard up to 20km lead (not to dump in HSL colony dumping area & surronding areas) it is the responsibility of the firm to ensure no objection shall be raised by muncipal authorties /from any body .If any dispute arises the agency has to sort out at their own risk.complete all as directed.

Injecting epoxy based, non shrink resin grout by pressure grouting in to the cracks including all materials and labour etc., complete

Bidder Name

FOUGE