BS 7955:1999

Committees Responsible
      Foreword
1 Scope
2 Normative References
3 Definitions
4 Tests
5 Performance Requirements
6 Flammability
7 Permeability
8 Light Transmission
9 Marking
Annex A (normative) Impact Test
Annex B (normative) Puncture Test
Annex C (normative) Flammability
Annex D (normative) Wind Tunnel Test to Establish the
                    Permeability of Nets used of Cladding
Bibliography
Figure 1 - Attachment Point Strength Test
Figure 2 - Tie Strength Test
Figure A.1 - Preparation of Sample Sheet or Net for Impact
             Test
Figure A.2 - Impact Test - Test Rig
Figure A.3 - Impact Test - Test Apparatus
Figure B.1 - Preparation of Sample Sheet or Net for
             Puncture Test
Figure B.2 - Puncture Test - Test Apparatus
Figure C.1 - Arrangement for Flammable Liquid Test
Figure D.1 - Log10 Permeability v Log10 Form Factor

Defines the criteria and test procedures for containment nets and sheets for construction works. Flame retardent and non-flame retardent sheets and nets are included, as well as procedures and performance specifications for ties used with nets and sheets. Barrier and safety nets, and temporary roofs are not covered. Installation, use and ageing requirements are not specified.

This British Standard specifies requirements and test methods for containment nets and sheets intended for use on construction works.

It covers flame retardant and non-flame retardant containment nets and sheets.

It also specifies test methods and performance specifications for ties used in conjunction with nets and sheets. It does not cover safety nets, barrier nets or temporary roofs. It does not cover installation and use.

This British Standard does not specify ageing requirements.