Contents 1 General 2 Technological economy 3 Geology 4 Underground mining 5 Underground solution mining 6 Opencast mining 7 Mining of brine deposit 8 Mine machine 9 Mineral Processing 10 Tailings disposal facility 11 General layout and transportation 12 Water supply and drainage 13 Electric power and telecommunication 14 Automation and instrumentation 15 Heating,ventilation,thermodynamics 16 Maintenance and auxiliary facility 17 Civil works 18 Environmental protection 19 Security 20 Occupational hygiene 21 Energy saving 22 Fire protection 23 Soil reclamation 24 Cost estimation Explanation of wording in this specification