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
Specifies the reference method, the Los Angeles test, used for type testing and in case of dispute (and an alternative method, the impact test) for determining the resistance to fragmentation of coarse aggregates (main text) and aggregates for railway ballast(Annex A).
| Committee |
TC 154
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| 16/30320762 DC : 0 | Identical |
| 18/30368675 DC : DRAFT JAN 2018 | Identical |
| DIN 52115-2:2014-02 | TEST METHODS FOR AGGREGATES - PART 2: IMPACT TEST ON CRUSHED AND BROKEN AGGREGATES LARGER THAN 32 MM |
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