MT/T 1091-2025Specification for hydrogeological and engineering geological exploration of coal mines (English PDF)

National Standard of the People's Republic of China

ICS

73.020

Contents

• 1 Scope
• 2 Normative references
• 3 Terms and definitions
• 4 General
• 5 Hydrogeological exploration and evaluation
• 5.1 Degree of work
• 5.2 Classification of hydrogeological exploration types
• 5.3 Problems to be identified for various types of filling deposits
• 5.4 Principles and quantity of exploration project layout
• 5.5 Hydrogeological survey and mapping
• 5.6 Hydrogeological and geophysical prospecting
• 5.7 Simple hydrological and geological observations of borehole
• 5.8 Pumping test
• 5.9 Dynamic observation and water sampling
• 5.10 Estimate of mine yield water
• 6 Engineering geological exploration and evaluation
• 6.1 Exploration types
• 6.2 Basic requirements
• 6.3 Principles for project layout
• 6.4 Technical requirements for exploration
• 6.5 Engineering geological evaluation
• 7 Environmental geological exploration and evaluation
• 7.1 General requirements
• 7.2 Environmental geological investigation
• 7.3 Environmental geological assessment