PREN 1097-2 : DRAFT 2018
Current
The latest, up-to-date edition.
TESTS FOR MECHANICAL AND PHYSICAL PROPERTIES OF AGGREGATES - PART 2: METHODS FOR THE DETERMINATION OF RESISTANCE TO FRAGMENTATION
08-09-2016
European foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Apparatus
5 Determination of resistance to fragmentation by the
Los Angeles test method
6 Determination of resistance to fragmentation by
the impact test method
Annex A (normative) - Determination of resistance
to fragmentation of aggregates for railway ballast
Annex B (informative) - Alternative narrow range
classifications
Annex C (informative) - The impact tester - Construction,
operation and safety requirements
Annex D (informative) - Checking of the impact tester
Annex E (informative) - Precision
Annex F (informative) - Worked example of calculation
of impact value SZ
Annex G (informative) - Alternative narrow range
classification for the Los Angeles test of
16/32 mm recycled aggregates
Annex H (informative) - Additional sieve for
evaluation of the Los Angeles test for
railway ballast
Bibliography
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