Dataset Direct Download Service (WFS): Transport — Local clearance located on a road route likely to be taken by an exceptional transport convoy in Loir-et-Cher

Certain particular points on an exceptional transport route are likely to hinder, or even hinder, to prevent the passage of a convoy with risk of damage. These particular points, known as crossings, are typically works of art, gantries, traffic lights and other vertical elements such as decorations or overhead cable passages, etc. These crossings are located, recognised and validated by prefectural decrees, on the basis of agreements prerequisites with each of the managers concerned. Special requirements complement the general requirements applicable to the crossing by exceptional transport convoys特种运输路线上的特定点位极易阻碍车队通行，甚至完全阻断通行路径，进而引发货物损毁风险。此类特定点位被统称为通行限制点（crossings），通常涵盖艺术作品、高架桁架、交通信号灯以及其他垂直类设施，例如装饰性构筑物、架空缆线通道等。此类通行限制点需以各相关管理方预先达成的协议为前提，通过省级行政政令完成定点设置、认定与核准。针对通过该类通行限制点的特种运输车队，需在通用通行要求的基础上补充特殊作业规范。