WBPWD/AESSKMHSD/NIT04/26-27/11

Making one set of scaffolding only for replacing glass panels, painting, uprooting plant and another repairing works of building and S&P works for external works only with 10 cm. dia bamboo as main posts at the rate of 1 metre centre to centre and 7.5 cm. dia bamboo ties @ 0.75 metre apart fitting and fixing with necessary coir, nails etc. as per direction of the Engineer-incharge. For plumbing & glazier work etc. 3.90 metre height

For shifting of 2 set by 19 times each

Uprooting and removing plants from the surface of walls parapet etc and making good damages. (Repairing of damages to be paid separately). Small plant of girth of exposed stem upto 75 mm. Lift upto 6 mtr.

Medium size plant of girth of exposed stem above 75 mm. but not exceeding 150 mm. lift upto 6 mtr.

Dismantling R.C. floor, roof, beams etc. Including cutting rods and removing rubbish as directed within a lead of 75 m. including stacking of steel bars. 6th Floor

Cleaning the concrete surface by removing dirt and debris, marking defective locations and removing loose concrete by careful stripping untill hard surface is exposed, cutting the concrete to regular shape, wire brushing the exposed surface and removing debris from site complete as per direction of the Engineer - in - Charge.

Cleaning the exposed reinforcement preferably upto full diameter by wire brush, applying two coats of polymer based rust removing compound left for 24 hours, removing the coating and then applying two (2) coats of polymer modified anti corrosive protective coating formulated to inhibit the corrosion of reinforcement as per manufacturer's specification.

Removing corroded worn out portion of reinforcement (when the area of bar is damaged by more than 25%) by cutting and replacing the same by a new plain round bar of requisite diameter by binding with required lap / welding with old bar, including cost of reinforcement, complete in all respect including removing unserviceable materials from site as per direction of the Engineer - in - charge. Note : Payment on weight (Kg.) of new reinforcement.

Supplying and application of chemical for post installed rebar connection by using ETA approved for seismic criteria in rebar connection, including drilling hole to the required depth by rotary hammer drill, cleaning with brush & jet of clean air, filling chemical using serrated nozzle to eliminate mixing error and in a voidless manner including charges for all tools & plants. Application to be designed for post - installed rebars as per EC2/TR023 or relevant tested and accepted design guildlines and the design document to be furnished by the manufaturer. The chemical should have ETA approval for seismic criteria of rebar fixing which should be furnished by manufacturer. The installation and the setting instructions should be strictly followed as per manufacturer's specifications as approved by EIC prior to drilling along with post - installed rebar embedment design report. The existing concrete member should be scanned using rebar scanner to avoid hitting existing. Notes :- This rate is excluding the cost of scaffolding etc. Cost of post installed rebaring application with chemical as specified for 8 mm dia per cm of depth.

Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical specifications etc.