BSI 17/30340323 DC:2017 Edition
$13.70
BS ISO 13912. Structural timber. Machine strength grading. Basic principles
| Published By | Publication Date | Number of Pages |
| BSI | 2017 | 33 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols and abbreviated terms 5 General 5.1 Machine strength-graded timber 5.2 Machine strength-grading operations |
| 10 | 5.3 Machine strength-grading quality procedures 5.3.1 Machine-controlled system 5.3.2 Output-controlled system |
| 11 | 6 Resource and sawn timber input requirements 6.1 General |
| 12 | 6.2 Input requirements 6.2.1 Resource 6.2.2 Sawn timber 6.3 Control of inputs 6.4 Reprocessing of previously graded material 7 Machine strength-grading requirements 7.1 Machine checking requirements 7.2 Machine acceptance criteria |
| 13 | 7.3 Machine strength-grading requirements 7.4 Visual grading requirements 7.4.1 General 7.4.2 Automated visual grading 8 Machine strength-graded timber structural properties 8.1 General 8.2 Initial evaluation |
| 14 | 8.3 Daily evaluation 9 Product identification 10 Documentation |
| 15 | Annex A (informative) Example of a machine strength-grading timber standard |
| 27 | Annex B (informative) Use of the CUSUM procedure for daily evaluation |
| 31 | Annex C (informative) Strength-grading machine acceptance considerations |
| 33 | Annex D (informative) Training, supervision and oversight of grading |
