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This document sets out provisions regarding the performance of characteristics of the following Types of cross laminated timber for use in buildings and bridges: - Type 1: Straight or curved cross laminated timber comprising only timber layers but no large finger joints; - Type 2: Straight cross laminated timber comprising only timber layers and large finger joints; - Type 3: Straight cross laminated timber comprising timber and wood-based panel layers but no large finger joints. This document covers cross laminated timber of all three Types of cross laminated timber: - manufactured according to this document, which sets up provisions for: - boundary conditions during manufacture of cross laminated timber; - moisture content and temperature of timber to be bonded; - production of finger joints and bonds between layers; - to be used in service class 1 or 2 according to EN 1995-1-1; - made of coniferous species and poplar listed in this document; - which may be made of layers made of different species; - bonded with phenolic or aminoplastic or moisture curing one-component polyurethane or emulsion polymer isocyanate adhesives of adhesive Type I according to the respective standard; - made of timber laminations having a nominal width between 40 mm (including) and 300 mm (including); - built up of at least three orthogonally bonded layers (at least two of them timber layers); - which may have, depending on the number of layers, adjacent layers bonded parallel to the grain; - made of timber layers which are made of strength graded timber according to EN 14081-1; -made of timber layers having nominal thicknesses between 6 mm (including) and 47 mm (including); - made of timber layers which may comprise edge bonds; - having nominal overall thicknesses up to 500 mm. Additional provisions of this document apply for straight cross laminated timber comprising only timber layers and comprising large finger joints (Type 2): - made from cross laminated timb...