EN 14591-2:2007

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Explosionsschutz in untertägigen Bergwerken - Schutzsysteme - Teil 2: Passive WassertrogsperrenProtection contre l'explosion dans les mines souterraines - Systemes de protection - Partie 2: Arrets-barrages passifs a bacs a l'eauExplosion prevention and protection in underground mines - Protective systems - Part 2: Passive water trough barriers73.020Rudarstvo in kamnolomsko izkopavanjeMining and quarrying13.230Varstvo pred eksplozijoExplosion protectionICS:Ta slovenski standard je istoveten z:EN 14591-2:2007SIST EN 14591-2:2007en,fr,de01-julij-2007SIST EN 14591-2:2007SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 14591-2March 2007ICS 13.230; 73.100.99 English VersionExplosion prevention and protection in underground mines -Protective systems - Part 2: Passive water trough barriersProtection contre l'explosion dans les mines souterraines -Systèmes de protection - Partie 2: Arrêts-barrages passifsà bacs à l'eauExplosionsschutz in untertägigen Bergwerken -Schutzsysteme - Teil 2: Passive WassertrogsperrenThis European Standard was approved by CEN on 4 February 2007.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2007 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14591-2:2007: ESIST EN 14591-2:2007

Construction of quick-deploy passive water trough barriers.17 A.1 General.17 A.2 Trough frames.17 A.3 Ropes and chains.17 A.4 Attachment supports.17 A.5 Arrangement of the quick-deploy water trough barriers in the roadway.17 A.6 Volume of water to be contained by quick-deploy water trough barriers.18 Annex B (normative)
Example of acceptable test procedure for water troughs.19 B.1 Testing of heat reaction properties.19 B.1.1 Test procedure.19 B.1.2 Test arrangement.19 B.1.3 Procedure.20 B.1.4 Assessment.20 B.2 Testing of explosion properties.20 B.2.1 Testing of water dispersion.20 B.2.2 Testing the extinguishing efficiency in full-scale tests.22 B.3 Testing of fire-resistance properties.22 Annex C (informative)
Example of marking of water troughs.23 SIST EN 14591-2:2007

Examples for configuration of water troughs.24 Annex E (informative)
Example for marking of water trough barriers.44 Annex F (normative)
Instructions for water trough barriers.45 Annex ZA (informative)
Relationship between this European Standard and the Essential Requirements of EU Directive 94/9/EC.46 Bibliography.48
Figures Figure 1 — Trough group, plan view.9 Figure 2 — Water trough type A (side elevations).10 Figure 3 — Water trough type B (side elevations).10 Figure 4 — General rules for water trough barriers in mine workings.15 Figure A.1 — Quick-deploy water trough barrier (example).18 Figure B.1 — Test arrangement for determining heat reaction properties.19 Figure B.2 — Test arrangement for investigating water dispersion.21 Figure D.1 — Location of water troughs, sectional view.24 Figure D.2 — Arrangement of troughs in roadway cross-section – coverage.25 Figure D.3 — Arrangement of troughs in roadway cross-section – horizontal distances.26 Figure D.4 — Arrangement of troughs in the roadway cross-section – vertical distances.27 Figure D.5 — Arrangement of troughs in the roadway cross-section – vertical distances.27 Figure D.6 — Arrangement of troughs in the roadway cross-section – transverse and longitudinal position.28 Figure D.7 — Arrangement of troughs in the roadway cross-section – Obscurement by supports or fixtures.29 Figure D.8 — Arrangement of troughs in the roadway cross-section – Obscurement by supports or fixtures.30 Figure D.9 — Arrangement of troughs in the roadway cross-section – Obscurement by troughs.30 Figure D.10 — Arrangement of vertically-offset troughs in the roadway cross-section, distance < 1.2 m.31 Figure D.11 — Barrier cordon for a roadway intersection.32 Figure D.12 — Barrier cordon for shafts and insets.33 Figure D.13 — Barrier cordon for closely spaced roadway intersections.34 Figure D.14 — Barrier cordon for closely spaced junctions – Calculation examples for explosion-barrier setting distances.35 SIST EN 14591-2:2007
...