▁Euro code ▁ 5 : ▁Design ▁of ▁tim ber ▁structures ▁— ▁Part ▁ 1 - 1 : ▁General ▁— ▁Common ▁rules ▁and ▁rules ▁for ▁buildings ▁ ▁EN ▁ 1 2 3 6 9 - 1 ▁- ▁Wood - based ▁pan els ▁— ▁Character istic ▁values ▁for ▁struct ural ▁design ▁— ▁Part ▁ 1 : ▁O SB , ▁particle boards ▁and ▁fib re boards ▁ ▁EN ▁ 1 2 3 6 9 - 2 ▁- ▁Wood - based ▁pan els ▁— ▁Character istic ▁values ▁for ▁struct ural ▁design ▁— ▁Part ▁ 2 : ▁P lywood ▁ ▁EN ▁ 1 2 3 6 9 - 3 ▁- ▁Wood - based ▁pan els ▁— ▁Character istic ▁values ▁for ▁struct ural ▁design ▁— ▁Part ▁ 3 : ▁Sol id ▁wood ▁pan els ▁ ▁EN ▁ 1 4 0 8 0 ▁- ▁Tim ber ▁structures ▁— ▁G lu ed ▁l amin ated ▁tim ber ▁— ▁Re quire ments ▁ ▁EN ▁ 1 4 0 8 1 - 1 ▁- ▁Tim ber ▁structures ▁- ▁Str ength ▁grad ed ▁struct ural ▁tim ber ▁with ▁rect angular ▁cross ▁section ▁- ▁Part ▁ 1 : ▁General ▁requirements ▁ ▁See ▁also ▁ ▁Stad th aus ▁- ▁Application ▁sample ▁for ▁tim ber ▁pan els ▁ ▁References ▁ ▁External ▁links ▁▁ ▁A PA ▁The ▁Engine ered ▁Wood ▁Association ▁ ▁Canadian ▁Wood ▁Council ▁Engine ered ▁Wood ▁Product s ▁ ▁Engine ered ▁Wood ▁Product s ▁Association ▁▁▁ ▁Category : Com pos ite ▁materials ▁Category : Build ing ▁materials <0x0A> </s> ▁The ▁following ▁is ▁a ▁tim eline ▁of