الأخشاب الخشب اللين

Any acceptable no. 1 northeastern lumber manufacturers association or any acceptable no. 1 northern hardwood and pine manufacturers association or any acceptable no. 1 structural west coast lumber inspection bureau or any acceptable no. 1 western wood products association or pine, southern no. 1 sr timbers southern pine inspection bureau or redwood no. 1 structural redwood inspection service species-grade and grading association, 10 ft and longer with a max of 10 pct to be 10 ft lg and a min of 50 pct to be 14 ft and longer random length, 12.000 inches nominal overall specified width-location and measuring method, 10.000 feet minimum random measuring method and length, rough-unsanded full length surface condition degree, 8.000 inches nominal overall specified thickness-location and measuring method

الخشب المصنوع من أي من الأشجار الصنوبرية وله أبعاد مقطعية تبلغ 5 بوصات (127.0 مم) × 5 بوصات (127.0 مم) أو أكثر.