BS 8417:2003:2007 Edition
$142.49
Preservation of timber. Recommendations
| Published By | Publication Date | Number of Pages |
| BSI | 2007 | 26 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 2 | Committees responsible for this British Standard |
| 3 | Contents |
| 5 | Introduction 1 Scope 2 Normative references |
| 6 | 3 Terms and definitions 3.1 preservative penetration 3.2 preservative retention 3.3 critical value (CV) 3.4 interim critical value 3.5 acceptable quality level (AQL) 4 Recommendations 4.1 Factors affecting choice of preservative treatment |
| 8 | Table 1 – Service factors based on safety and economic considerations |
| 9 | Table 2 – Natural durability recommendations for timber components |
| 10 | 4.2 Recommended levels of preservative treatment |
| 11 | Table 3 – Summary of penetration classes and analytical zones for determination of retention in accordance … |
| 12 | Table 4 – Treatment recommendations for copper/chromium/arsenic (CCA) preservatives conforming to BS 4072 |
| 13 | Table 5 – Treatment recommendations for creosotes |
| 14 | Table 6 – Treatment recommendations for organic solvent-based preservatives conforming to BS 5707 |
| 15 | Table 7 – Treatment recommendations for aqueous solutions of boron compounds applied by diffusion to green … |
| 16 | Table 8 – Treatment recommendations for aqueous solutions of boron compounds applied to dry timber |
| 17 | Table 9 – Treatment recommendations for preservatives for which an appropriate CV as described in BS EN 599… |
| 18 | 4.3 Preservative application techniques Table 10 – Solution concentrations and storage periods required for dip diffusion treatment |
| 19 | Table 11 – Process conditions for high pressure treatment Table 12 – Double vacuum low pressure treatment schedules |
| 20 | Table 13 – High pressure treatment schedules for water-based products Table 14 – Schedules required to achieve selected creosote retentions |
| 21 | 4.4 Sampling and testing Table 15 – Sampling treated timber |
| 22 | Annex A (informative) Timber components grouped according to service environments Table A.1 – Examples of timber components within each component group listed in |
| 23 | Annex B (informative) Decision process for using preservative treatment Table B.1 – Stages of the decision process for using wood preservative treatment |
