Thorough Renovation of Control Room Building Including Roof Treatment and Ancillary Civil Works of the Teesta Canal Fall 33by11 KV Substation at Leusipakuri under Siliguri Sub-Urban Division, WBSEDCL

Stripping off worn out plaster and racking out joints of walls, ceilings etc. upto any height and in any floor including removing rubbish as directed within a lead of 75 m.

Dismantling all types of masonry excepting plain cement concrete of reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75m.

Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m.

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

Taking out old damaged tarfelt from the roof, parapet etc. preparing the roof surfaces by removing all spoils, blisters, moss etc. from the working site and disposal of the same beyond the compound and cleaning the site in all respect as per direction of Engineer-in-Charge

Removal of rubbish, earth etc from the work site and disposed of the same beyond the compound in conformity with The Municipal Corporation rules for such disposal loading into the truck and cleaning the site in all respects as per direction of E.I.C.

Removing old scales, blisters etc. of interior surface of walls,ceiling by scraping etc. and preparing smooth and even surface with rendering or cement mortar (1:2) (as necessary), to make the surface suitable for receiving distemper. (Payment against this item will be made only when this has been done on the specific direction of the Engineer-in-charge).

Applying 2 coats of bonding agent with synthetic multi functional rubber emulsion having adhesive and water proofing properties by mixing with water in proportion (1 bonding agent : 4 water : 6 cement) as per Manufacturer's specification

Applying epoxy mortar (10 mm nominal thick) over leached, honey combed and spalled concrete surface and exposed steel reinforcement complete as per Technical specification

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] With 1:3 cement mortar, 20 mm thick plaster