This standard covers specific safety requirements for flight conveyors ( scraper conyeyor ). These requirements are in addition to the general information and general safety requirements given in IS 7155 ( Part 1 ) : 1986 'Code of recommended practice for conveyor safety : Part 1 General information' and IS 7155 ( Part 2 ) : 1986 'Code of recommended practice for conveyor safety : Part 2 General safety requirements' respectively.