supply, installation and commissioning of s&t material in connection with followingsanctioned works: 1. part i: provision of coach guidance system and train indicator boardat 07 stations in btd-sbi section. 2. part ii: provision of announcement system at variousstations in btd-sbi section of bhavnagar division. 3. part iii: provision of clock in btd-sbisection.bidding type normal tender .