Bharat Sanchar Nigam Limited Tender

Re-painting of GBT/RTT communication tower (Light / Heavy weight)including ladder, antenna mounts, cable trays, gantry etc. as per the following operations: a. Cleaning of the tower to get rid of peeled off paint, dust, rusting, dirt etc. by sand papering and finally with a clean cloth. b. While cleaning of tower, all bolts and nuts shall be tightened and any missing nuts / bolts shall be supplied and fixed which shall be paid for extra. c. Over the cleaned surface of tower a coat of Etch primer [which consists of polyvinyl butyral phosphoric acid catalyst and zinc chromate base and are supplied separately. They should be mixed before use in the specified ratio of four parts base to one part catalyst or as specified by the manufacturer] shall be applied uniformly. d. Over the etch primer coat, one coat of zinc chromate primer of approved brand and manufacturer shall be applied. e. Finally two coats of enamel paint shall be applied as per aviation guidelines and ad per the directions of Engineer-in-charge. [paint / primer used shall be of reputed manufactures like Asian/Shalimar/Berger ].Each item of work from (a) to (d) shall be done after the inspection of the BSNL officer .

40 metre four legged angular/tubular light weight/ Heavy weight communication tower of Approximate weight upto 10.0MT including gantry.

30 metre four legged angular/tubular light weight/ Heavy weight communication tower of Approximate weight upto 7.0MT including gantry.