This document specifies the characteristics for loose-fill expanded clay lightweight aggregate (expanded clay LWA) products for Civil Engineering Applications excluding the use as thermal insulation in and under buildings which are covered by EN 14063-1. The document covers the use of expanded clay LWA as lightweight fill and insulation materials in embankments for roads@ railways and other trafficked areas and as lightweight backfill for structures. This document also describes the product characteristics and includes procedures for testing@ assessment and verification of the constancy of performance (AVCP)@ marking and labelling. This document does not specify the required level of a given property to be achieved by a product to demonstrate fitness for purpose in a particular application.
PREN 15732-2019 history
2019PREN 15732-2019 Light weight fill and thermal insulation products for civil engineering applications (CEA) - Expanded clay lightweight aggregate products (LWA)