With the development of the Recycled Timber Grading Rules for Structural products, span tables have now been prepared for the four species groups (A to D) using the RG1 (recycled grade 1) recycled grade for wind classifications N1 to N3 and C1 to C2.
Details of the four species groups can be found in the interim industry standard for recycled structural graded products guide (available for download below) and the interim industry standard for graded decorative products.
The following supplements, available for download below, provide span tables that are for applications such as decking boards, deck bearers and joists through to roof beams.
Please note that for domestic applications, the requirements of AS 1684 is also applicable for use in conjunction with the Tables in these supplements.
• Supplement 1: The Tables in this supplement apply to Recycled Timber Species Group A and Recycled Grade, RG1.
• Supplement 2: The Tables in this supplement apply to Recycled Timber Species Group B - Recycled Grade, RG1.
• Supplement 3: The Tables in this supplement apply to Recycled Timber Species Group C - Recycled Grade, RG1.
• Supplement 4: The Tables in this supplement apply to Recycled Timber Species Group D - Recycled Grade, RG1.
• Supplement 5: The Tables in this supplement apply to Recycled Timber Species Group A - Recycled Grade, RG1.
• Supplement 6: The Tables in this supplement apply to Recycled Timber Species Group B - Recycled Grade, RG1.
• Supplement 7: The Tables in this supplement apply to Recycled Timber Species Group C - Recycled Grade, RG1.
• Supplement 8: The Tables in this supplement apply to Recycled Timber Species Group D - Recycled Grade, RG1.