This Part of GB/T 25895 gives principles and requirements for the selection and use of water safety signs and beach safety flags, in aquatic environments. It provides principles and requirements on their location, mounting positions, lighting and maintenance. It also provides principles and requirements on the design and location of multiple signs.
This Part does not apply to traffic signs for use on the public highway or maritime signalling. It is not applicable to flags for use on firing ranges or to flags used to indicate water quality. It does not cover means of escape signs and their illumination which may be present.
Foreword II
Introduction IV
1 Scope 1
2 Normative References 1
3 Terms and Definitions 2
4 Guidance for Selection and Siting of Signs and Flags 2
4.1 Guidance for risk assessment 2
4.2 Siting 3
5 Water Safety Signs 3
5.1 General requirements for aquatic environments 3
5.2 Specific requirements for the swimming pool environment 6
6 Beach Safety Flags 6
6.1 General 6
6.2 Application of specific beach safety flags 7
6.3 Materials for beach safety flags 8
6.4 Operation of flags 8
6.5 Flag-pole 8
6.6 Inspection and maintenance of flags and flag-poles 9
6.7 Storage of flags 9
7 Multiple Signs 9
7.1 General requirements 9
7.2 Presentation of information 9
7.3 Types of multiple signs 11
8 Tsunami Signing System 13
Appendix A (Informative) Distance Factor z 14
Appendix B (Informative) Typeface for Text 15
Appendix C (Informative) Examples of Signing Swimming Pools 17
Appendix D (Informative) Examples of Positioning Beach Safety Flags 19
Appendix E (Informative) Examples of Tsunami Signing System 21
Bibliography 25
