Flexible sheets for waterproofing. Determination of thickness and mass per unit area - Plastic and rubber sheets

Flexible sheets for waterproofing. Determination of thickness and mass per unit area - Plastic and rubber sheets

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BS EN 1849-2:2009 Flexible sheets for waterproofing. Determination of thickness and mass per unit area. Plastic and rubber sheets

BS EN 1849-2 European Standard specifies methods for the determination of the thickness and mass per unit area of plastic and rubber sheets for roof waterproofing.

Contents of BS EN 1849-2:

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Sampling

5 Determination of thickness

5.1 Principle

5.2 Apparatus

5.3 Test specimens

5.4 Procedure

5.4.1 General

5.4.2 Mechanical measurement

5.4.3 Optical measurement

5.5 Expression of results

6 Determination of mass per unit area

6.1 Principle

6.2 Apparatus

6.3 Test specimens

6.4 Procedure

6.5 Expression of results

7 Test report

Annex A (informative) Example of the cut cross-section of a membrane