本文件规定了关于以下类型产品性能的规定: 建筑和桥梁用交叉层压木材: -类型1:直的或弯曲的交叉层压木材，仅包括木材层，但不包括大指 关节；-类型2:仅由木材层和大指缝组成的直交层压木材类型3:直交层压木材，包括木材和人造板层，但没有大的 手指关节。购买本文件时可获得的所有当前修订均包含在购买本文件中。

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.All current amendments available at time of purchase are included with the purchase of this document.