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UNI EN 14591-2 : 2007

Current

Current

The latest, up-to-date edition.

EXPLOSION PREVENTION AND PROTECTION IN UNDERGROUND MINES - PROTECTIVE SYSTEMS - PART 2: PASSIVE WATER TROUGH BARRIERS

Published date

05-07-2007

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Construction requirements of water troughs
   4.1 General
   4.2 Dimensions, specifications
5 Testing of water troughs
   5.1 General
   5.2 Construction tests
        5.2.1 Shape, capacity, dimensions
        5.2.2 Strength, shape retention
        5.2.3 Water level indicator
   5.3 Testing of electrostatic properties
        5.3.1 Test method
        5.3.2 Assessment
6 Additional fittings for water troughs
7 Marking of water troughs
8 Construction of concentrated and distributed water
   trough barriers
   8.1 General
   8.2 Framework structures
   8.3 Arrangement of troughs in the roadway cross-section
   8.4 Configuration of water trough barriers in mine
        workings
9 Marking of water trough barriers
10 Information for use
Annex A (normative) - Construction of quick-deploy
        passive water trough barriers
      A.1 General
      A.2 Trough frames
      A.3 Ropes and chains
      A.4 Attachment supports
      A.5 Arrangement of the quick-deploy water trough
          barriers in the roadway
      A.6 Volume of water to be contained by quick-deploy
          water trough barriers
Annex B (normative) - Example of acceptable test procedure
        for water troughs
      B.1 Testing of heat reaction properties
          B.1.1 Test procedure
          B.1.2 Test arrangement
          B.1.3 Procedure
          B.1.4 Assessment
      B.2 Testing of explosion properties
          B.2.1 Testing of water dispersion
          B.2.2 Testing the extinguishing efficiency in
                full-scale tests
      B.3 Testing of fire-resistance properties
Annex C (informative) - Example of marking of water troughs
Annex D (informative) - Examples for configuration of water
        troughs
Annex E (informative) - Example for marking of water trough
        barriers
Annex F (normative) - Instructions for water trough barriers
Annex ZA (informative) - Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 94/9/EC
Bibliography

Describes the requirements and test methods for water troughs which are used as components of the "water trough barrier" protective system for underground coal mines.

Committee
CT 42
DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Current

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