In Building and Civil Engineering Code of Safety Regulations For Industrial Establishments, Which Was First Issued By the International Labour Office In 1949. some Countries Include Quarrying In Their Construction Regulations, But For the Purposes of This Code It Is Considered That Quarrying Is An Extractive Rather Than a Construction Industry. It Is Stressed That Considerable Thought Was Given to The Differences Which Exist In Building and Civil Engineering Practices Throughout the World, and the Need Both to Improve Poor Practices and to Establish Good Practices Where None Exist Today. Special Attention Was Also Given to Practical Considerations Relating to the Establishment of Certain Recommended Procedures