Abstract: After a limestone mine has completed the preliminary design of a new mine project，it lacks a "safety facility design" (ie，a "safety section").In order to ensure the smooth progress of the new mine project site，in accordance with the requirements of relevant national and local codes，regulations and management regulations，on the basis of an overview of the mine's geology and design profile，the safety countermeasures and recommendations are implemented in detail and safety facilities The design，safety management，investment in special safety facilities，existing problems and suggestions，etc.，are the preliminary design of the mine which fully reflects the relevant national design requirements and promotes the smooth implementation of the project.At present，the project implementation progress is good.

Key words: Limestone mine, Safety facilities, Safety countermeasures, Safety management, Norms