本文件描述了进入城市中心和购物区以及其他封闭地区的城市的可能限制，并为其要素提供了指导方针，作为货运公司与地方当局之间的接口，使交通规划和运营更有效率，以防止瓶颈在该地区，并保护城市环境。 本文件是良好做法的代码，可以在有效的运输和保护环境的前提下施加限制

This document describes possible restrictions for access to cities with city centres and shopping areas and other closed areas and provides guidelines for elements thereof with the aim as an interface between freight transport companies and local authorities to make transport planning and operations more efficient, to prevent bottlenecks in the area, and to protect the city environment. This document is a code of good practice and can be applied when efficient transport and protection of the environment presupposes restrictions.