Deputy General Manager of Bharat Sanchar Nigam Limited, Dehradun, Uttarakhand invites tenders notice for provision of optical fiber cable construction work Dhyari Exch - Gurna Exch - Pithoragarh Exch in Section Length 5. 90 km at Dehradun, from 21-08-2012 to 05-09-2012. Tender document can be collected/downloaded from http://www.ntproj. Bsnl. Co. In .