How safe are sandwich anchors
according to ETA? Insights and
background into the approval process

Figure: Schöck Bauteile GmbH

Fig. 1: Villa Neo near Hamburg built
by Querkopf Architekten in 2019

Figure: Schöck Bauteile GmbH

A valuation principle is part of every product approval. The European Assessment Document (EAD) describes the scope, the verification requirements, the test setup and the analysis of the results.

A number of test setups and their results are illustrated on the example of EAD on “Glass Fibre Reinforced Plastics (GFRP) connectors for use In sandwich and element walls made of concrete.”

Issue 10/2011 Europe-wide fixed

DB-Anchor of Pfeifer with ETA approval

Pfeifer socket dowels and Pfeifer polyamide sockets qualify for constructional fixing purposes. Whereas Pfeifer DB-Anchors (Fig. 1a + b) are used for fixing purposes requiring national technical...

Issue 02/2015 Differences between standard and approval?

Fatigue verification of composite structural components

Load-bearing structures are subject to many load changes owing to not primarily static actions, such as traffic loads on bridges or loads caused by forklift trucks. In this case, verification against...

Issue 11/2010 Development of an Easy-to-Use Design Tool

Analysis of Load-Bearing and Deformation Behavior of Sandwich Elements

Load-bearing behavior of sandwich elements The load-bearing behavior of random, layered structural components is determined by the stiffness of the individual layers and by the type and extent of...

Issue 11/2018 PHILIPP GRUPPE

Reducing edge distances for composite sandwich anchor systems

Philipp redefines long-standing limitations in terms of connecting layers of reinforced-concrete sandwich elements. The updated national approval (Z-21.8.2013) for the sleeve anchor and/or flat anchor...

Issue 07/2017 Solidian

National technical approval granted for sandwich façade wall made of textile-reinforced concrete

A Solidian system with national technical approval is now available for the construction of sandwich walls with textile reinforcement. Hence, the team of engineers of the Albstadt-based specialist in...

BFT 06/2023