Repairs and painting to 40 metre GBT at T.Kallupatti, Madurai BA.

Amount

Removal of corroded bolts and nuts of 12mm to 32mm diametre by manual or mechanical means with necessary safety precautions to the nearby dwelling beings and collecting same and stocking at the site etc. completed as directed bythe Engineer in charge.

(a) For 40 metre GBT

Providing and fixing og Gi bolts and nuts of all diametre for communication towers of all the height, the grade of boltsand nuts shall be N 4.6 as per the relevant IS standards, fixing shall be manually or any other mechanical means with necessary safety arrangements to the nearby dwelling beings, labours assets etc. complete as directed by the Engineer in charge

Supplying and erection of tower materials made of Galvanised Iron Steel section of standard angles; Flats, Tees, Plates etc of required tensile, compressive strength requirements including making holesof required numbers, diametres etc as with galvanishing coat of 80 microns with zinc coating etc complete as directed by the Engineer in charge.

Painting of 40 metre GBT with LUXOL, High Gloss synthetic enamel paint or equivalent in two or more coats over and including base coats of etching primer CBISON wash primer or equivalent and BISON HB Zinc phosphate of zinc chromate primer or equivalent to required shade and colour etc. complete as directed bu the Engineer in charge.

Torque testing of 40 metre GBT for all size of bolts and nuts including required tools and plants, conveyance of labours etc complete as directed by the Engineer in charge.

Credit to the dismantled bolts and nuts MS plates, angles etc.

D.MURUGAN (BID ID -878859)